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You May Vote Your Proxy When You View The Material On The Internet. You Will Be Asked To Follow The Prompts To Vote Your Shares. AKUMIN INC. c/o Continental Proxy Services 1 State Street, New York NY 10004 Akumin Inc. 8300 W. Sunrise Boulevard Plantation, Florida NOTICE OF ANNUAL MEETING OF STOCKHOLDERS to be held on June 7, 2023 *Stockholders are cordially invited to attend the Virtual 2023 Annual Meeting and vote during the meeting. Dear Stockholder, The 2023 Annual Meeting of Stockholders of Akumin Inc. (the “Company”), will be held virtually over the internet using the link, https://www.cstproxy.com/akumin/2023, on Wednesday, June 7, 2023, at 11:00 AM Eastern Time. Proposals to be considered at the Annual General Meeting: 1. To elect the ten directors named in the Company’s Proxy Statement to serve until the end of the next annual meeting of stockholders or earlier on death, resignation, or removal; 2. To ratify the appointment of Ernst & Young LLP as the Company’s independent registered public accounting firm for the fiscal year ending December 31, 2023, subject to the Audit Committee’s discretion to select a different independent registered public accounting firm at any time during the year if it determines that such a change would be in the best interests of the Company and its stockholders; 3. To approve an amendment to the Company’s Certificate of Incorporation to implement, at the discretion of the Company’s board of directors at any time prior to the 2024 annual meeting of stockholders, a reverse stock split of the issued and outstanding shares of common stock, par value $0.01, in a range of not less than one-for-two shares and not more than one-for-four shares; 4. To approve a restatement to the Company’s Amended and Restated Stock Option Plan; and 5. To approve a restatement to the Company’s Amended and Restated Restricted Share Unit Plan. The Board of Directors recommends a vote “FOR” all nominees under Proposal 1, and “FOR” Proposals 2, 3, 4 and 5. Your electronic vote authorizes the named proxies to vote your shares in the same manner as if you marked, signed, dated, and returned the proxy card. Vote during the Meeting – If you plan to attend the virtual online annual meeting, you will need your 12 digit control number to vote electronically during the annual meeting. To attend the annual meeting, visit: https://www.cstproxy.com/akumin/2023 Vote Your Proxy on the Internet: Go to https://www.cstproxyvote.com Have your notice available when you access the above website. Follow the prompts to vote your shares. The Proxy Materials are available for review at: https://www.cstproxy.com/akumin/2023 CONTROL NUMBER