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10-K primary document
EFOI · Annual Report (Form 10-K) · Filed March 24, 2026

Energy Focus Inc10-K exhibit

a20251231exhibit231-10xk.htm
Document

EXHIBIT 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM


Energy Focus, Inc.
Solon, Ohio

We hereby consent to the incorporation by reference in the Registration Statements on Form S-1 (No. 333-237614), and Form S-8 (Nos. 333-291448 and 333-249272) of Energy Focus, Inc. (the "Company") of our report dated March 24, 2026, relating to the consolidated financial statements and financial statement schedule, which appear in the Company's Annual Report on Form 10-K for the year ended December 31, 2025 to which this consent is filed as an exhibit. Our report contains an explanatory paragraph regarding the Company's ability to continue as a going concern.

/s/ GBQ Partners, LLC

Columbus, Ohio
March 24, 2026


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