BioLife Solutions dismisses BDO, engages Grant Thornton as new auditor; BDO had adverse opinion on internal controls

BIOLIFE SOLUTIONS INC

Dismissed BDO USA as independent auditor; engaged Grant Thornton effective April 6, 2022.
BDO's audit reports on financial statements for FY 2021 and 2020 were unqualified with no disagreements.
BDO's internal control report for FY 2021 had adverse opinion citing material weaknesses (entity-level controls, risk assessment, monitoring, IT).
Material weaknesses previously disclosed in the 2021 10-K; no other reportable events occurred.
Company provided BDO with a copy of the 8-K; BDO's letter is filed as Exhibit 16.1.

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