Latest News and Press Releases

Castellum, Inc. Reduces Principal Balance by $2 Million on Notes Payable to Robert Eisiminger and Extends Maturity Date

Castellum, Inc.’s Subsidiary GTMR Adds Professional Services to its Current GSA MAS Contract

Castellum Alerts Holders of Remaining Warrants Issued as Part of its $4.5 Million Public Offering that Closed on March 19, 2025 of Deadline to Exercise

Castellum Announces Closing of $4.5 Million Public Offering of Common Stock and Warrants

Castellum Announces Pricing of $4.5 Million Public Offering of Common Stock and Warrants

Castellum, Inc. Hires Tanya Bassett as Vice President of Business Development and Capture Management

Castellum, Inc. Announces the Award of a $103.3 million Contract to its GTMR Subsidiary

Castellum, Inc. Announces 2024 Unaudited Financial Results

Castellum, Inc.’s SBA Protégés Successfully Onboard to SeaPort-NxG Contract

Castellum Announces Pricing of $3.7 Million Public Offering of Common Stock