AXIUMAXIUM

SEPTEMBER 8, 2021 – RECURRENT ENERGY COMPLETES MAJORITY SALE OF 1.4 GWH ENERGY STORAGE RELIABILITY PROJECT IN CALIFORNIA

GUELPH, Ontario – Canadian Solar Inc. (“Canadian Solar” or “the Company”)
(NASDAQ: CSIQ) today announced that its wholly-owned subsidiary, Recurrent Energy, LLC
(“Recurrent Energy”), sold an 80% stake in its 350 MW / 1400 MWh Crimson storage project to
Axium Infrastructure (“Axium”). Recurrent Energy will retain the remaining 20% ownership.
Construction of the storage project will begin in Q3 2021 and is expected to reach commercial
operation by the summer of 2022.

JULY 1, 2021 – ENGIE NORTH AMERICA AND AXIUM INFRASTRUCTURE REACH FINANCIAL CLOSE ON LONG-TERM GEORGETOWN UNIVERSITY ENERGY INFRASTRUCTURE PARTNERSHIP

HOUSTON, Texas – Today, Georgetown Energy Partners (GEP), an entity owned by ENGIE North America and Axium Infrastructure (Axium), achieved financial close with Georgetown University through a long-term comprehensive energy management partnership. Under the terms of the 50-year agreement, GEP has assumed sole responsibility to operate, maintain, and modernize the University’s utility system including steam, chilled water, power and domestic water for their main campus location and downtown law center facilities.

JANUARY 12, 2021 – CORDELIO POWER SELLS 49% STAKE IN ONTARIO RENEWABLE POWER PORTFOLIO TO AXIUM INFRASTRUCTURE

Toronto, ON – Cordelio Power (“Cordelio”) and Axium Infrastructure (“Axium”) are pleased to announce that Axium has purchased a 49% interest in Cordelio’s Ontario renewable portfolio. The 396 MW “Denfield” portfolio includes four wind projects and two solar projects located in southwestern Ontario. Cordelio will continue to manage the Denfield assets for the newly formed partnership.

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