Investor Presentation

TM Sunnova Financial Statements & Operating Metrics (dollars in thousands; customer counts and per customer values in units; customer values in millions) SELECTED BALANCE SHEET AND INCOME STATEMENT DETAIL As of A Other current assets Inventory Restricted cash Prepaid assets Deferred receivables Current portion of customer notes receivable Current portion of notes receivable - other Other Total other current assets B Property and equipment, net Solar energy systems Construction in progress Asset retirement obligations Information technology systems Computers and equipment Leasehold improvements Furniture and fixtures Vehicles Other Property and equipment, gross Accumulated depreciation 3/31/17 6/30/17 9/30/17 כן 12/31/17 3/31/18 6/30/18 9/30/18 12/31/18 3/31/19 6/30/19 $213 218 $798 $773 $1,853 $2,711 $4,339 $4,627 238 430 4,555 293 2,979 368 $9,187 5,190 $15,787 $16,526 430 482 4,057 3,991 2,728 3,030 4,999 5,047 4,197 2,739 4,559 5,510 119 295 487 251 252 585 917 555 477 1,839 2,152 68 66 2,475 123 2,994 3,820 4,824 5,896 7,601 8,827 124 1,712 1,647 1,588 1,522 1,500 842 10,143 1,043 727 $6,514 $7,540 $7,016 $12,807 $13,787 $20,148 495 $18,088 $26,794 $31,580 $34,546 $818,422 $873,099 116,226 11,050 119,548 $935,719 135,661 11,801 12,729 $1,031,555 112,399 13,864 $1,114,849 89,057 $1,186,890 84,443 $1,253,662 83,120 $1,311,458 77,847 $1,373,925 94,743 $1,459,249 118,581 14,948 15,893 16,687 17,381 18,160 19,118 7,745 9,277 9,299 12,063 12,103 12,159 12,854 17,380 18,618 20,488 1,063 1,063 1,069 1,103 1,151 1,146 1,190 1,251 1,337 1,433 865 865 883 883 883 883 883 883 883 883 730 730 732 733 733 733 733 735 735 735 376 469 495 532 539 543 543 548 807 869 30 23 25 23 24 50 52 52 92 116 956,507 (37,320) $919,187 1,016,875 (42,590) $974,285 1,096,612 (51,871) $1,044,741 1,173,155 (60,082) $1,113,073 1,234,287 (69,006) $1,165,281 1,302,740 (78,362) $1,224,378 1,369,724 (88,922) $1,280,802 1,427,535 (99,078) $1,328,457 1,509,300 (110,001) $1,399,299 1,621,472 (121,581) $1,499,891 Property and equipment, net C Other assets Restricted cash $11,844 $15,524 Construction in progress - customer notes receivable 8,623 7,947 $19,381 12,562 $20,905 18,235 $23,720 $25,680 $28,411 $29,150 $34,999 $40,238 19,937 19,661 22,441 20,395 19,209 23,124 Exclusivity and other bonus arrangements with dealers, net 2,166 22,120 Straight-line revenue adjustment 6,574 7,567 8,647 9,868 11,328 12,981 14,793 16,682 18,624 20,602 Other 18,764 16,340 Total other assets $45,805 $47,378 11,051 $51,641 11,773 $60,781 16,279 19,824 28,169 8,837 11,432 14,041 $71,264 $78,146 $93,814 $75,064 $86,430 $120,125 D Long-term debt Sunnova Energy Corporation $78,474 $95,275 $81,791 $77,603 $79,316 $81,155 $60,681 $61,855 $90,827 Secure term loans and warehouse facilities: LV3 AP4 AP5H AP5C AP6WII LAPH EZOP TEPIH ΤΕΡΙΙΗ 40,463 40,216 106,695 106,079 1,222 105,467 106,212 105,583 104,805 104,148 103,442 102,775 94,763 202,494 233,300 75,199 10,005 234,397 30,900 63,026 236,603 29,880 27,096 82,927 234,666 29,740 62,319 114,525 135,281 133,602 54,294 70,765 232,697 230,823 227,060 43,170 42,877 42,865 29,350 28,523 40,500 58,200 96,204 41,318 76,789 93,084 102,139 105,641 26,119 54,230 95,481 195,552 Solar asset-backed notes: HELI 239,487 232,864 233,670 227,769 228,399 223,401 HELII 224,017 256,220 217,038 217,641 252,939 253,154 RAYSI 127,948 130,035 HELIII 162,637 Total long-term debt $658,151 $739,558 $791,433 $831,325 $864,316 $900,231 $938,124 $959,895 $1,067,882 $1,228,792 A-3

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