Deep Fission, Inc. engaged Grant Thornton LLP as its new independent registered public accounting firm effective February 27, 2026, replacing dbbmckennon, which had audited the 2023 and 2024 financial statements containing a going concern explanatory paragraph but no adverse opinions or disagreements. A previously disclosed material weakness in internal controls was discussed with dbbmckennon, which agrees with the company's disclosures in Exhibit 16.1.
Key takeaways
Audit Committee approved Grant Thornton LLP on February 27, 2026, to audit fiscal years ended December 31, 2024 and 2025.
dbbmckennon replaced effective February 27, 2026, after serving since September 5, 2025.
dbbmckennon reports for 2023 and 2024 included going concern explanatory paragraph but no adverse, disclaimer, or qualified opinions.
No disagreements with dbbmckennon during 2023, 2024, or interim period through February 27, 2026.
Material weakness in internal controls disclosed in Q3 2025 10-Q; discussed with dbbmckennon, no restatements.
dbbmckennon letter in Exhibit 16.1 dated March 5, 2026, agrees with Item 4.01 statements.