#1SINTANA ENERGY MAEPUK 火 SEI TSX venture EXCHANGE INVESTOR PRESENTATION February 2023 Exploring A Better WayTM Sintana Energy.com 2023 Sintana Energy Inc. All Rights Reserved#2FORWARD LOOKING STATEMENTS SINTANA ENERGY This presentation is provided solely for information purposes to shareholders and qualified parties and does not constitute an offer to sell or solicit an offer to buy any securities of the Company and/or its subsidiaries. This document may contain forward-looking statements within the meaning of certain securities laws, including provisions of the Securities Act (Ontario). These forward-looking statements are based on projections, expectations and estimates as of the date of this document. Forward-looking statements are provided for the sole purpose of providing information about management's expectations and plans. All forward-looking statements made in this document are qualified by these cautionary statements and those made in the Company's other filings with the securities regulators of Canada. The information contained in this presentation is considered accurate as of its date. Such information is subject to change at any time and this presentation should not be construed to indicate that there has been no change in the affairs of the Company and/or its subsidiaries at or near or since the date hereof. Any projections of financial and operating performance that are provided in this presentation of management's projected business objectives should not be construed or be relied upon as accurate representations of future results. An investment in Sintana Energy is speculative due to the nature of the Company's business. The ability of the Company to carry out its growth initiatives as indicated in this presentation is dependent on obtaining additional capital. There is no assurance that the Company will be able to successfully raise the capital required or to complete each of the growth initiatives described. Investors must rely upon the ability, expertise, judgment, discretion, integrity, and good faith of management and the directors. Actual results will likely vary and may vary materially. No representation or warranty is made as to the accuracy or completeness of any of the information contained herein. We seek safe harbor. Certain information contained herein is considered "analogous information" as defined in National Instrument 51-101 ("NI 51-101"). Such analogous information has not been prepared in accordance with NI 51-101 and the Canadian Oil and Gas Evaluation Handbook. In particular, this presentation notes specific analogous oil discoveries and corresponding details of said discoveries in the area of the Company's property interests and makes certain assumptions about such property interests as a result of such analogous information and potential recovery rates as a result thereof. Such information is based on public data and information recently obtained from the public disclosure of other issuers who are active in the area, and the Company has no way of verifying the accuracy of such information and cannot determine whether the source of the information is independent. Such information has been presented to help demonstrate that hydrocarbons may be present in commercially recoverable quantities in the Company's areas of interest. There is no certainty that such results will be achieved by the Company and such information should not be construed as an estimate of future reserves or resources or future production levels of Sintana. Forward-looking statements in this presentation also include, but are not limited to, statements with respect to: (a) the near-term catalysts and potential growth and development opportunities associated with Sintana's property interests in Colombia and Namibia. These statements are based on assumptions, including that: (i) actual results of exploration, resource goals, testing, economic studies and development activities will be positive and proceed as planned, and assumptions in existing studies and technical reports associated with such properties prove to be accurate, (ii) Sintana will be able to secure joint venture partners with respect to its projects and maintain carried interests therein, (iii) requisite regulatory and governmental approvals will be received on a timely basis on terms acceptable to Sintana. (iv) economic, political and industry market conditions will be favourable, and (v) financial markets and the market for oil and gas will be sustained and/or improve in the short-term. Such statements are subject to risks and uncertainties that may cause actual results, performance or developments to differ materially from those contained in such statements, including, but not limited to: (1) changes in general economic and financial market conditions, (2) changes in demand and prices for oil and gas, (3) the Company's ability to establish appropriate joint venture partnerships, (4) litigation, regulatory, and legislative developments, dependence on regulatory approvals, and changes in environmental compliance requirements, community support and the political and economic climate, (5) the inherent uncertainties and speculative nature associated with exploration results, resource estimates, potential resource growth, future test results, and changes in project parameters as plans evolve, (6) competitive developments, (7) availability of future financing, (8) exploration risks. Other factors beyond the control of Sintana including those factors set out in the "Risk Factors" in our Annual Information Form available on SEDAR at www.sedar.com. Readers are cautioned that the assumptions used in the preparation of such information, although considered reasonable at the time of preparation, may prove to be imprecise and, as such, undue reliance should not be placed on forward- looking statements. Sintana assumes no obligation to update such information, except as may be required by law. Exploring A Better Way™ TM 1 SEI TSXV#3MISSION STATEMENT V SINTANA ENERGY SINTANA ENERGY is a Canadian oil and gas company with a diversified portfolio of hydrocarbon assets in highly prospective jurisdictions with world class conventional and unconventional potential. Our focus is creating exposure to large resource outcomes with limited capital requirements. OYAGER H 121 SEI TSXV TSXV Exploring A Better Way™#4SINTANA ENERGY CORPORATE OVERVIEW WE ARE FOCUSED ON: ◆ Creating a portfolio of carried interests in exploration and development projects with major upside potential. Targeting significant opportunities in prospective geographies offering high productivity reserves where exploration and development activities are increasing. ◆ Partnering with experienced operators and participants who have demonstrated track records of success. ◆ Using our experience and expertise to optimally structure and capitalize opportunities such that limited additional near-term capital is required from Sintana. Developing and growing our asset base to a successful exit that provides significant returns for our shareholders. WEST BOLLSTA Rig currently drilling Shell's Jonker-1 well WE Exploring A Better Way™ TM 3 SEI TSXV#5PORTFOLIO OVERVIEW COLOMBIA 43,000 ACRES prospective for unconventional development in the prolific Middle Magdalena Basin. Colombia's Energy Department (ANH) introduced a Comprehensive Research Pilot Project program in 2020. Pilot Research Projects KALE (Ecopetrol) and PLATERO (Exxon) awarded by ANH in 2021 to test hydraulic stimulation of the unconventional formations. Data gathered will inform fact-based decisions for future exploration and development activities. Exploring A Better Way™ TM Colombia Sintana Blocks NAMIBIA SINTANA ENERGY A ReconAfrica Block Venus-1X Graff-1X VMM-37 Namibia 5 15% carried and non-carried - interests in 4 offshore and 1 onshore licenses. Recent multi-billion barrel discoveries firmly establishes offshore Namibia as one of the world's most prospective areas for oil & gas exploration. Play is attracting major oil Companies resulting in increased exploration and drilling activities in adjacent blocks - Chevron entry into one of our blocks announced October 4th. Our portfolio provides exposure to projects that all have the potential to be "Company Makers" 4 SEI TSXV#6WHY INVEST ◆ Sintana is the only public vehicle that provides exposure to both onshore and offshore Namibia exploration activity. ◆ Sintana has access to large outcomes with limited capital requirements in the foreseeable future. ◆ Multiple business catalysts are expected in the near term, each opportunity being a potential "company maker". • Experienced management team with an extensive track record of success. Recent C$14M financing resulting in a strong balance sheet. Exploring A Better Way™ TM 食 SINTANA ENERGY 20 UYV $7.02 0.98 UVX OIL & GAS FO $457 0.14 LQ SEI.TSXV SEI TSXV 5#7NAMIBIAN PORTFOLIO SINTANA ENERGY Sintana Licenses Kudu Gas Field ReconAfrica Sintana has 5-15% net interests, predominantly carried, in 4 offshore licenses and 1 onshore license. Two offshore licenses, PEL 90 and 83, are directly adjacent to Venus-1X (Total) and Graff-1X (Shell), each a multi- billion barrel discovery. Chevron has entered PEL 90 as operator carrying Sintana through initial exploration. The PEL 83 License is also directly adjacent to the Kudu Gas field, Namibia's first offshore gas discovery, currently being developed by BW Energy. PEL 103 is an onshore license and is located 40 miles from PEL 73 which is being explored by ReconAfrica - initial technical work supports extension of the hydrocarbon system into our license. Unique and strategic exposure to major developments in both offshore and onshore Namibia Chevron & TotalEnergies WALVIS BASIN 82 LUDERITZ BASIN Walvis Bay KAVANGO BASIN 103 WATERBERG BASIN NAMIBIA Luderitz 87 83 ORANGÉ BASIN 0 50 100 150 Nautical Miles Venus-1X- Graff-1X Shell 0 120 240 Kilometers Exploring A Better Way™ 6 SEI TSXV#8INTEREST OVERVIEW V SINTANA ENERGY ACREAGE LICENSE (KM2) WATER DEPTH (M) EST. WORK PROGRAM INTEROIL INTEREST(1) (SINTANA 49%) PEL 82 11,464 260-2,460 $86M 10% Non-carried PARTNERS (Operator*) Maravillosa (80%)* NAMCOR (10%) PEL 83 9,890 250-2,550 $86M 10% Galp (80%)* Carried PEL 87 10,947 420-3,200 $35M 15% Carried NAMCOR (10%) Pancontinental (75%)* NAMCOR (10%) PEL 90 5,433 2,300 3,100 $90M 10% Carried Chevron Namibia (80%)* NAMCOR (10%) PEL 103 5,860 Onshore $700K 30%(2) Non-carried Apprentice Inv. (90%)* NAMCOR (10%) TOTAL 43,594(3) US$255M (1) The interests in PEL 83 and PEL 87 are limited carried interests which are limited by (i) time and (ii) value, with estimated carried expenditure thresholds ranging between US$35 million to US$86 million. The carried interest in PEL 90 is limited to initial 3D expenditures and drilling the first exploration well. The interests in PEL 82 and PEL 103 are currently non-carried. Other than requisite minimum expenditures, the nature and size of proposed work programs are subject to the discretion of the operator and joint venture partners. All amounts are US dollars. (2) Inter Oil holds a 30% interest in Apprentice Investments (Pty) Ltd., which will in turn holds a 90% interest in PEL 103. (3) Total Acreage Position of 10.5 million acres, 16,800 sq. miles. Exploring A Better Way™ TM 7 SEI TSXV#9OUR ORANGE BASIN LICENSES SINTANA ENERGY Three of the offshore licenses are located in the Orange Basin - and are directly adjacent to recent and historical discoveries. PEL 90 is adjacent to the recent Venus-1X Superfan oil discovery. ◆PEL 83 is adjacent to the recent Graff-1X oil discovery and directly offsets the massive Kudu Gas Field. PEL 87 contains one of the largest sub-sea fan complexes identified in Africa "Saturn Superfan". The Saturn complex is similar to Venus with the same age and depositional characteristics, mature oil source rocks and regional seal at about the same depth. (1) Africa -Namibia PEL 87 SATURN SUPERFAN 2400 km2 Sintana Energy Prospect Areas Oil Well Gas Well Miles 0 25 50 Moosehead-1 Chevron PEL 90 PEL 83 FARMIN Q4/22 Cullinan O TOTAL PLANS 3 WELLS Q2/23 Venus Superfan Jonker-1 -Venus-1X GALP DRILLING 1 WELL IN 2023 Kudu Gas Field energia galp Operator SHELL DRILLING 2 WELLS Q1/23 The Saturn Superfan represents a major opportunity with the potential to contain substantial oil reserves Source: (1) Pancontinental - ASX Announcement Feb. 25, 2022 Exploring A Better Way™ TM W E TotalEnergies Oil Discovery Feb 2022 Shell La Rona-1X Graff-1X Oil Discovery Feb 2022 TSXV SEI TSXV 8#10SHELL MAKES A MAJOR OIL DISCOVERY | GRAFF-1X V SINTANA ENERGY In February 2022, Shell (operator), Qatar Petroleum and Namcor, announced a "Significant Oil Discovery" at the Graff-1X well. PEL PEL 90 83 Kudu Gas Field Shell • Graff-1X with estimates in excess of 2 billion barrels is Shell's largest commercial discovery in Sub-Saharan Africa since 1996. Exceeded initial estimates of 700MM barrels and a $2.8 Billion NPV10 @ US$50 Brent - Assuming 35 potential development locations with an estimated production rate of 190,000 BOPD at peak. La Rona-1X appraisal well, ~8km northeast was successfully drilled, pre-drill estimates were in excess of 400 million barrels. ◆Shell found hydrocarbons in the Jonker-1 well in a different geological play than the Upper Cretaceous oil discoveries at Graff-1 & La Rona-1. The Graff-1X discovery has proved a working petroleum system for light oil in the Orange Basin, offshore Namibia Source: Offshore Energy - February 4, 2022 Exploring A Better Way™ TM Venus-1X Miles 0 25 50 Cullinan O SHELL DRILLING 2 WELLS Q1/23 Jonker-1 La Rona-1X Graff-1X Oil Discovery Feb 2022 PEL 56 PEL 39 Aardwolf O Sintana Energy TOTAL Prospect Areas * Oil Wells TSXV SEI TSXV 9#11TOTAL'S RECORD BREAKING DISCOVERY | VENUS-1X In February 2022, Total Energies with partners Qatar Energy, Impact and Namcor, announced a "Giant light Oil and Gas Discovery". Venus-1X was drilled on PEL 56 to a total depth of 6,296 meters (84 meters of net oil pay) in a water depth of approximately 3,000 meters. ◆ Surpassed pre-drill estimates of 1.5 billion to 2 billion barrels - post-drill estimates currently in excess of 3 billion barrels recoverable. ◆ First phase of ~920 MM Barrels has a $3.5 Billion NPV10 @ US$50 Brent - Assuming 35 potential development locations producing an estimated ~250,000 B/D at peak. On par with the giant Liza discovery by Exxon in Guyana which encountered 90 meters of net oil pay. Venus confirms the world class potential of the Orange Basin as an emerging major hydrocarbon province e TotalEnergies VENUS WEST SINTANA ENERGY PEL 90 PEL 83 Kudu Gas Field Nara-1 Venus Superfan 600km2 Venus-1A Cullinan Oil Discovery- Feb 2022 Venus-1X Jonker-1 La Rona-1X Graff-1X TOTAL - 2 RIGS $300M BUDGET FY 2023 Miles 0 25 50 Aardwolf O PEL 56 PEL 39 Sintana Energy Shell Oil Prospect Areas Oil Wells Source: Offshore Energy - February 4, 2022, Impact Oil and Gas Ltd. Exploring A Better Way™ TM TSXV SEI TSXV 10#12NAMIBIA OFFSHORE | GEOLOGICAL SETTING Drift- SW Jonker Graff X Tertiary KILOMETERS Sea Level- Carbonate/Marlstone 4 Drift Transitional 5- Source rock Subaerial flood basalt Synrift- 2 Synrift II Synrift I Basement 10- Seaward dipping reflectors Source: Pancontinental - Report 03-11-22 VEL SINTANA ENERGY SOUTH ATLANTIC OCEAN Kudu Ibhubesi Seismic gas chimneys and seeps K-J1 NE X' Gas seeps 22At Santonian Coniacian 17At1 4 15At1 Turonian Cen Margin hinge Fluorescence. muAlb 14At Fluorescence uApt to lAlb J..... 6At1 Hauterivian Marginal ridge -Barremian. (13At1 1At1 A-J graben Hauterivian 1-2 Subaerial flood basalt and Medial hinge Rifted continental crust seaward dipping reflectors Western wedge 0 20 'Transitional' crust 20 40 KILOMETERS (Continental-oceanic crustal transition) 0 20 40 MILES Fault Arrow shows relative motion Major sequence boundary- Dashed where uncertain Reservoir facies Erosional unconformity Migration path Exploring A Better Way™ TM 14At1 Oil discovery Gas discovery Major sequence identifier Well and identifier Geographic identifier Cen Cenomanian muAlb Middle to upper Albian uApt Upper Aptian lAlb Lower Albian 11 SEI TSXV#13PEL 90 | CHEVRON FARM-IN In October 2022, Chevron Namibia Exploration Limited farmed into PEL 90 and assumed operatorship. Chevron is the operator with 80% working interest, NAMCOR has 10% and Interoil, an affiliate of Sintana, has 10% interest - Sintana has a 49% indirect interest in Interoil. Chevron Partners in the block will be carried by Chevron through an initial 3D seismic shoot and one exploration well. Ceno-Albo 2 Aptian 1 Ceno-Albo Kapana • Work Program ⚫ $30MM initial 3D seismic shoot has commenced. Builds-off of significant 2D seismic based inventory of prospects previously identified. ◆ Drill initial exploration well in 2023. Source: Galp Energia - Mar 2022 Presentation Exploring A Better Way™ TM E Aptian 3 PEL 87 SATURN SUPERFAN 2400 km2 SINTANA ENERGY Sintana Energy Prospect Areas Oil Well * Gas Well 0 Miles 25 50 Moosehead-1 PEL 90 PEL 83 Aptian 2 Kudu Gas Field Aptian Maguni Cullinan O Venus West Venus Superfan Jonker-1 Venus-1X La Rona-1X Graff-1X SEI TSXV 12#14PEL 90 | WORK PROGRAM V SINTANA ENERGY ◆ Chevron Namibia, the operator (80% interest) intends to drill in the second half of 2023. ◆ 5,400 km2 of new 3D seismic acquisition is currently underway. Seismic coverage includes 1,100 km of 2D seismic (2012) and 1,300 km of 2D seismic (2018) licensed from Spectrum. The Aptian oil-prone source rocks are proven to be thick and widespread across block and almost certain to be mature for oil generation. One of the primary leads, Ceno-Albo Kapana is age equivalent and has similar stratigraphic setting to the Venus-1X Well. Chevron 3D Survey (Q2-23) 2D Seismic SCOB (2012) Vintage 2D 3D Seismic HRT Survey (2012) Galp Survey (2019) Shell Survey (2015) Ceno-Albo Kapana- PEL 87 Sintana Energy Prospect Areas * Oil Well Gas Well 0 Miles 25 50 Moosehead-1 PEL 90 PEL 83 Kudu Gas Field Cullinan о Venus Venus West Superfan Sources: Proposed 3D Seismic Survey in PEL 90, Final EIA Report & EMP - October 2022; Tullow TAC Meeting - March 10, 2021 Exploring A Better Way T TM W E Jonker-1 Venus-1X La Rona-1X Graff-1X SEI TSXV 13#15PEL 83 | PROSPECTIVITY SINTANA ENERGY ◆ Galp Energia the operator (80% interest) intends to drill in 2023. ◆3,000 km2 of New 3D seismic was evaluated. ◆ Upper Cretaceous Play (Santonian/Coniacian) showed extensive set. of possible traps. ◆ Very thick Aptian Source covering the whole basin reaching a maximum of around 300 metres. PEL 83 is anticipated to contain mature, oil-prone source rock intervals of Barremian-Aptian and Cenomanian-Turonian ages. ◆ Barremian-Aptian (Kudu) shale is main source rock for the block and believed to be within the oil window across PEL 83. Primary prospects are; Eel, Scorpion, HoneyB and Cheetah. galp energia PEL 87 SATURN SUPERFAN 2400 km2 Sintana Energy Prospect Areas Oil Well Gas Well Miles 0 25 50 Moosehead-1 PEL 90 PEL Scorpion 83 Lead A Kudu Gas Field Honey B Venus Venus West Superfan Lead B Cheetah Eel 3D Survey (2019) Cullinan о Venus-1X Jonker-1 La Rona-1X Graff-1X Source: Galp Energia - Mar 2022 Presentation, Custos Energy - Feb 2020 Presentation Exploring A Better Way™ TM W E SEI TSXV 14#16KUDU GAS DISCOVERY PEL 87 Kabeljou-1 -Moosehead-1 BW ENERGY Luderitz NAMIBIA Kudu Power Plant KU-1 KU-2 KU-5 PEL 83 West Leo Production Facility (FPF) KU-8 Uubvlei KU-3. KU-4 Planned Gas Pipeline KU-7 W- N Miles 0 25 50 2815/15-1-0- AFRICA SINTANA ENERGY Kudu, a promising future... ◆ The Kudu gas field (PPL 003) is located in the Orange sub-basin and was discovered in 1974. ◆ The license covers an area of approximately 4,567 km2 and is directly adjacent to Sintana's PEL 83. ◆ Several companies, including Chevron, Shell and Tullow, drilled a total of 8 wells between 1974 and 2014. BW Energy purchased a semi-submersible rig in Q1-2022 to use as a Floating Production Facility (FPF) with capacity of 130 MMSCF of gas and 100 BBLS of condensate per day. Sintana Energy Kudu License Gas Well Oil Show BW Energy estimates proven reserves at 1.3 tcf, with upside potential in the range of 3-9 tcf. Exploring A Better Way™ TM Source: BW Energy Presentation -03-11-22, Offshore Mag-10-26-21, Wikipedia 15 SEI TSX V TSXV#17PEL 87 | SATURN SUPER FAN ◆ Pancontinental is the operator (75% interest). ◆ Two main source rocks are believed to have impacted hydrocarbon generation within the basin are Barremian-Aptian (Kudu) shale and Hauterivian lacustrine syn-rift related source rock. ◆ A large (2,400 km2) Aptian/Albian age fan rests directly on top of the Barremian-Aptian source rock, mature in most of the area of occurrence of the superfan. The Saturn Fan should contain several sand members within the 280m gross section. ◆ Moosehead well (HRT 2013) in southeast part of block demonstrates thick shale seal section; Kabeljou-1 well drilled in 2013 confirmed a very good quality Aptian source rock. Acquired over 2,800 line kilometers of good quality 2D seismic. PANCONTINENTAL Moosehead 3D Survey (2012) Source: Custos Energy - Feb 2020 Presentation TM Exploring A Better Way™ SINTANA ENERGY Sintana Energy Prospect Areas * Oil Well * Gas Well Miles 0 25 50 Lead A - 276 km2 PEL 87 SATURN SUPERFAN 2400 km2 Lead C1 - 46 km2 ◆ Kabeljou-1 Lead C2 32 km2 Lead D 721 km2 Moosehead-1 Lead G 764 km2 Lead H 107 km2 PEL 90 PEL 83 Kudu Gas Field Cullinan W о 16 SEI TSXV#18NAMIBIA BASIN SUPER FAN DEPOSITS SINTANA ENERGY Recent offshore discoveries in Namibia are substantiating the potential for a world-class hydrocarbon basin similar to other global giants - offshore Brazil, Guyana and Ghana. ◆ Namibia Basin Floor Fan (600 km2) located on PEL 56 and recently drilled by Total (Venus-1X) has estimated recoverable reserves in excess of 3 BBO. (1) ◆ Saturn Floor Fan (2,400 km2) located on PEL 87 operated by Pancontinental (Interoil 15%) has estimated recoverable reserves in excess of 829 MMBO. (2) Jubilee Floor Fan (180 km2) located offshore Ghana is estimated to contain recoverable reserves ~600 Mmboe. (3) Marlim Floor Fan (150 km2) located offshore Brazil is estimated to contain 1.7 BBO recoverable. (4) Saturn Super Fan PANCONTINENTIAL (PEL 87) As 25 km Jubilee Floor Fan Offshore Ghana 15 km Comparision in size to Ghana and Brazil Superfans Venus Super Fan TOTAL (PEL 56) Venus-1X 25 km Marlim Floor Fan Offshore Brazil 15 km Source: (1) TotalEnergies Namibia; (2) Pancontinental - PEL 87 Report Sept 11, 2018 (3) Tullow, Kosmos Energy Presentations (4) Petrobras - offshore-technology.com Exploring A Better Way™ TM TSXV SEI TSXV 17#19SATURN CHARGE MECHANISM | PEL 87 The Saturn Fan is ideally located to receive charge from the mature Kudu Shale. Oil tested from HRT Wingat- Moosehead 1 PEL 87 SINTANA ENERGY 10 Km 1 recovered from analogous Aptian sand. CENOM SATURN SUPERFAN ALBIAN THICK SHALE TOP SEAL SATURN CAN BE CHARGED FROM UNDERLYING MATURE OIL SOURCE ROCKS The Saturn reservoir was not present in Moosehead-1 LOWER APTIAN well. The reservoir quality is MATURE OIL SOURCE ROCKS better developed at Saturn. SOUTH THICK SHALE BOTTOM SEAL & MATURE OIL SOURCE NORTH Apto-Albian "Saturn" Superfan, due to its size and low charge risk is considered one of the most attractive exploratory targets within PEL 87 Source: Pancontinential - PEL 87 Report 2018, Custos Energy - Feb 2020 Presentation Exploring A Better Way T TM Seismic Source: Line courtesy of Spectrum Geo 18 SEI.TSXV#20OUR WALVIS BASIN PROJECT | PEL 82 SINTANA ENERGY Seismic programs conducted cover more than 3,500 km of 2D and 9,500 km2 of 3D data; 5,360 km2 acquired by HRT (2011) and 4,140 km2 acquired by Galp (2018). Surface area covered by 3D data (~7,920 km2), represents 70% of total block area (~11,464 km2). The Murombe-1 and Wingat-1 wells (2013) confirmed regional extension and presence of the Barremian-Aptian oil-prone source rock (Kudu shale). The Murombe-1 penetrated the Baobab sands with porosity of about 20%; the Wingat-1 well recovered non-commercial oil of 38- 41 degree API. Initial exploration period was extended 1 year to allow Exxon Mobil to complete its exploration expenditures. To date approximately $20.7 million has been spent. N SINTANA ENERGY E 3D Survey (HRT 2011) Miles 0 25 50 2012/13-1 Cormorant-1 3D Survey (galp 2018) PEL 82 2013/6-1 Murombe-1 Wingat-1 Oil Recovered to Surface (2014) 3D Survey (galp 2018) Enigma OG Source: Galp Energia - Mar 2022 Presentation Exploring A Better Way™ TM NAMIBIA Pancontinental Eco Atlantic Oil Maurel & Prom Leads → Drilled Wells 19 SEI TSXV#21PEL 103 & RECONAFRICA SINTANA ENERGY PEL 103 is located in the North-East corner of Namibia, in the Waterberg Basin. The Waterberg Basin shares similarities in respect to ReconAfrica's Kavango Basin acreage as confirmed in it's first Stratigraphic Test well (6-2). ReconAfrica's discovery confirmed an active petroleum system with porous and permeable sediments containing marine hydrocarbons. PEL 103 located ~55 km to the south-west of ReconAfrica contains Permian sediments that are expected to hold similar hydrocarbons. A small portion of the Basin has been drilled to date and more untested sub-basins are likely to exist. A 4 year work program of $700K gross. Etosha ST-1 Strat Well Owambo Basin ANGOLA BLOCK 6-1 BLOCK BLOCK 1819 5-4 6-2 1820 1821 5-2 5-7 2-7 -5-6 4-3 --SW-6447 ~55 kms SW-6456 SW-6453 PEL 103 Waterberg Basin KAROO SUBCROP Recon AFRICA DRILLED WELLS BOTSWANA Source: ReconAfrica Presentations TM Exploring A Better Way™ Miles NAMIBIA 0 50 100 Sintana Energy ReconAfrica Park Lands + Strat Holes SEI TSXV 20#22HYDROCARBON POTENTIAL | PEL 103 SINTANA ENERGY PEL 103 License Area Waterberg Basin Kalahari Etosha Pan Permian Source Rocks Owambo Deep Recon Africa License Area East Kavango Basin - 190 Miles RA 6-1 WELL TD 9,121 feet 1,148' Reservior ☑☑ Cretaceous Triassic Permian Source Rocks RA 6-2 WELL TD 7,526 feet 820' Reservior Mulden Group Structural Faulting Kavango Deep EAST Karoo Permian Source Rocks Whitehill Formation Prince Albert Formation Dwayka Formation Up to 6000 feet Thick Thick Permian Karoo Supergroup sediments are present which provide a favorable setting for hydrocarbon exploration. Waterberg Basin geology has coal and shales, 19 million tons of coal reserves were indicated within the vicinity of PEL 103. Permian source rocks are expected as well as several reservoir intervals from Permian to Triassic. Conventional targets are expected to have favorable timing of the matured source rocks. 85 MILES ST-1 WELL TD 6,163 feet 620' Permian Rock WEST PPS* 190 MILES Drilling Locations 2 3 Source: ReconAfrica Presentations, Rincon Energy Technical Presentations *Permian Petroleum System - up to 6000' thick Exploring A Better Way™ NAMIBIA BOTSWANA Up to 30,000' of Sedimentary Rock Basin Fill 21 SEI TSXV#23COLOMBIA'S MAGDALENA BASIN | VMM-37 SINTANA ENERGY In 2011, Sintana was awarded the Licence contract for Block VMM-37 (43,000 acres) located in the prolific Middle Magdalena Basin. Sintana entered into a Farmout agreement with Exxon Mobil (operator) in 2012 whereby Exxon Mobil would pay 100% to earn 70% participation interest. In 2015, Exxon Mobil drilled the Manati Blanco-1 well to a depth of 14,345 ft. and confirmed approximately 2,600 feet of gross pay in the La Luna unconventional formation (similar to the Eagle Ford formation in Texas). Exxon Mobil was awarded a contract in 2021 to drill the Platero-1 at VMM-37, a research pilot project well (CEPI) with an estimated cost of approximately US$53 million. Colombia VENENZUELA Upper Magdalena Basin CR-4 La Loma a. DRUMMOND LTD. COLOMBIN COLOMBIA VMM-2 ConocoPhillips VMM-3 MAGDALENA MEDIO CANACOL ENERGY LTD. epeTROL SINTANA ENERGY VMM-37 ExxonMobil Bucaramanga Middle Magdalena Basin VMM-9 Medellin PAREX RESOURCES Source: Sintana Energy, Ecopetrol, IPD Latin America - ANH Exploring A Better Way™ TM Miles 0 50 100 Bogota Platero Well Kale Well Mid. Magdelena SEI TSXV 22#24UNCONVENTIONAL | VMM-37 Shale Formation Comparisions Parameter Well Depth (ft) VMM Tablazo VMM La Luna Neuquén Basin 10,000-14,000 9,000-12,000 10000 Eagle Ford 10,000-13,000 Gross Pay (ft) Net Pay (ft) 300-900 150-450 Horz. Well Cost ($M) 13+7 1,000-2,500 950-1,900 13+7 100-600 100-300 50-300 Vertical 100-300 6-9 Temp. Reservoir (F) 184 175 Ro Maturity 1.1 0.7-1.0 1.0-1.2 TOC (%) 5.5-7 5-10 4-8 335 1.1-1.6 2-6 Eff. Porosity (%) 8 15 7-12 Perm. (nD) 300 770 50-200 6-14 1100 STOOIP BBL/acre ft 40-80 75-150 75-150 Pressure (psi/ft) 0.65 0.55-0.80 Quartz Content (%) 5 5-15 0.65-1.0 0-50 0.55-0.73 5-26 Clay Content (%) 30 17 Brittleness Moderate Moderate 15-40 Moderate 15-30 Moderate ΑΡΙ 43 API+ 26 API 40-45 API 40-60 API Table Source: Industry published/Wood Mackenzie database Exploring A Better Way T TM SINTANA ENERGY UNCONVENTIONAL POTENTIAL ◆ Shale age and facies analogous to the prolific Eagle Ford Shale (Texas). 3 to 4 times thicker shale pay sections than the Eagle Ford. Gross shale volume estimate of 88 million acre feet. ◆ The Magdalena Basin's unconventional resource is estimated to be up to 40 Billion Barrels (Source: ANH, 2012). 23 SEI TSXV#25CAPITAL MARKETS OVERVIEW SINTANA ENERGY CAPITALIZATION (Millions) Common Outstanding 274 Warrants Issued @ $0.25 89 Warrants (Broker) @ $0.15 4 Stock Options 23 Fully Diluted 390 SEI TSX LISTED ON Venture Exchange SEI.W TSX LISTED ON Venture Exchange Exploring A Better Way™ TM لبسل Nov L 0.1500 0.1400 0.1300 0.1250 0.1200 0.1100 172.00K 14 Dec 14 2023 14 Feb SEUSF CTCPink TRADING Markets 3ZX1 BÖRSE TRADING FRANKFURT 24 24 SEI TSXV#26EXECUTIVE MANAGEMENT & DIRECTORS SINTANA ENERGY A highly skilled, results oriented Executive Management Team and Board of Directors with significant International operations and finance expertise. Executive Management Keith Spickelmier - Executive Chairman Attorney Capital Markets and Corporate Finance Douglas Manner - Chief Executive Officer Reservoir Engineer - Strategy and Corporate Finance David Cherry - Chief Operating Officer Business Development Operations - Carmelo Marrelli - Chief Financial Officer Chartered Accountant Compliance Robert Bose - President Investment Banker M&A and Capital Markets - Sean Austin - Vice President Corporate Finance, Accounting and Administration Board Members Keith Spickelmier - Chairman Co-Founder of Discovery Energy, Blockmetrix LLC. Douglas Manner - Director Founder of Kosmos, Previous E&P Company COO Robert Bose - Director Principal at NYC based Charlestown Capital Advisors Bruno Maruzzo - Independent Director Engineer/MBA/Consultant - Business Development Dean Gendron - Independent Director Business Development/Finance Consultant Knowledge Katti - Independent Director Business Development/Finance Consultant Exploring A Better Way™ TM 25 SEI TSXV#27WHY CHOOSE US? SINTANA ENERGY THE RIGHT TIME | THE RIGHT TEAM | THE RIGHT COMPANY A portfolio of substantial resource opportunities diversified by geography, geology, operator, basin, play - type and contractual structure – predominantly carried (no capital requirements) through near-term exploration, appraisal and development activities. ⚫ Through partnerships with companies such as Chevron and Exxon Mobil, Sintana has access to large opportunities with no near term capital requirements. An experienced team of industry veterans with a proven track record of international success. Our senior management team has decades of experience in all aspects of oil and natural gas operations, corporate management and business plan execution. Exploring A Better Way™ TM 26 SEI TSXV#28CONTACT INFORMATION e f in Corporate Contact Sintana Energy Inc. - US Office 5501 LBJ Freeway, Suite 900 Dallas, TX 75240 Sean Austin, Vice-President E: [email protected] P: 713.825.9591 Investor Relations Harbor Access 107 Elm St. 4th Floor Stamford CT 06902 USA Jonathan Paterson, Managing Partner E: [email protected] P: 475.477.9401 Sintana Energy.com