0001104659-20-098004 S-3/A 3 20200824 20200824 ATLANTIC POWER CORP 0001419242 4900 550886410 A1 1231 S-3/A 33 333-245462 201128329 3 ALLIED DRIVE SUITE 155 DEDHAM MA 02026 617-977-2400 3 ALLIED DRIVE SUITE 155 DEDHAM MA 02026 S-3/A 1 tm2027239-3_s3a.htm S-3/A EX-23.4 2 tm2027239d4_ex23-4.htm EXHIBIT 23.4 GRAPHIC 3 lg_atlantic-4c.jpg GRAPHIC