Investor Presentaiton

20 GIBSON ENERGY INVESTOR PRESENTATION Q4 Sustainability Journey Strong foundation enables impactful and meaningful strides in the future ■ Gibson acknowledges its role and responsibility in shaping a better tomorrow ■ The company is committed to operating sustainably and to integrating ESG considerations deeper across the organization ■ Gibson recognizes the work that remains and are moving into the next step of its sustainability journey with energy and renewed ambition Q1 Q2 2020 Appointed ESG expert, Judy Cotte, to Gibson's Board of Directors Launched Women Development Program to develop future leaders in the areas of finance, marketing, operations and engineering Published Gibson's inaugural Sustainability Report Expanded the number and weighting of ESG related targets and metrics into Gibson's compensation program 2021 Announced Sustainability and ESG targets to further embed Gibson's ESG efforts and aspirations Expanded D&I Policy and implemented new Labor and Human Rights Policy Became the first public energy company in North America to fully transition its floating rate revolving credit facility to a sustainability-linked revolving credit facility 2022 2023 Appointed Heidi Dutton to Gibson's Board Recognized as one of Alberta's Top 75 Employers and Canada's Best Diversity Employers for the second year in a row Recognized as one of Alberta's Top 75 Employers and Canada's Best Diversity Employers Completed fuel switching project at Moose Jaw Facility, reducing emissions Placed the Biofuels Blending Project into service with customer Suncor Published Gibson's Indigenous Peoples Policy Completed company-wide biodiversity assessment Q3 Published response to the CDP Climate Change Questionnaire Appointed Peggy Montana to Gibson's Board of Directors Announced signature $1mm multi-year partnership with Trellis to support youth mental health Received a CDP Climate Change leadership score of A- for the submission made in Q3 2020 Maintained A- leadership level for Gibson's second annual response to the CDP Climate Change Questionnaire Published inaugural TCFD Report & Sustainability Performance Data Update Announced commitment to achieve Net Zero emissions by 2050 Appointed Diane Kazarian to Gibson's Board, achieving >40% Board gender diversity Published Gibson's Indigenous Relations Guiding Principles Published 2021 Sustainability Report, including a report on progress towards the 2025 and 2030 ESG targets Achieved CDP leadership score of A- for the third year in a row Completed acquisition of the South Texas Gateway Terminal, maintaining Gibson's sustainability profile and further reducing our industry-leading carbon intensity Announced Power Purchase Agreement with Capstone Infrastructure Corporate and Sawridge First Nation Published Sustainability Update Report, including 2022 Sustainability Performance Data

View entire presentation