JAB Acquisition Corp. I Class A is a blank check company that seeks to complete a merger, amalgamation, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses. The company was founded in 2026 and is headquartered in Englewood Cliffs, New Jersey. Its operations are organized as a special purpose acquisition company, with no commercial products or operating services prior to consummating an initial business combination. Following its June 2026 initial public offering, JAB Acquisition Corp. I raised gross proceeds of $172.5 million from the sale of units and an additional $2.6 million from private placement units, providing capital for a future transaction. In August 2026, the company announced a Nasdaq ticker symbol change for its Class A ordinary shares to ATLQ, with related symbols for units, rights and warrants changing to ATLQU, ATLQR and ATLQW, respectively, effective August 31, 2026. The company also disclosed a pending name change to Atlantic Acquisition Corp I, subject to board and shareholder approval, and reported a trademark settlement to resolve a name and trading-symbol dispute.