
ADDMAN, a prototyping and development project service provider, announces the acquisition of Keselowski Advanced Manufacturing (KAM) to its portfolio of businesses, creating the largest and fastest-growing additive manufacturing (AM) provider in the United States. This move marks ADDMAN’s most significant expansion of metal additive manufacturing and technological readiness to date.
The combined entity now operates more than 50 metal additive production machines, solidifying its position as a leader in North America’s metal additive industry.
Acquisition of Keselowski Advanced Manufacturing

With this acquisition of Keselowski Advanced Manufacturing, customers will gain unprecedented access to a fully integrated metal additive manufacturing process, from design to serial production. The expanded ADDMAN Group has over 300,000 square feet of additive manufacturing capacity, which includes KAM’s 70,000-square-foot facility in Statesville, North Carolina. Customers benefit from ADDMAN and KAM’s combined expertise, which ensures superior quality and faster delivery times, propelling them to the forefront of advanced manufacturing needs.
“ADDMAN’s integration marks a pivotal moment for the additive industry. Combining these companies brings a powerful combination with KAM’s world-class processes and systems, and ADDMAN’s abundant resources and R&D. Together, we set a new standard for innovation and excellence in the additive manufacturing industry.”
Brad Keselowski, Founder of KAM
Keselowski will remain deeply committed to the operation’s success, serving as a Commercial Advisor on the ADDMAN Board of Directors to ensure a smooth transition and continued growth.
Keselowski Advanced Manufacturing has joined Castheon, ADDMAN’s metal additive research and production facility in Thousand Oaks, California. By combining the strengths of both locations, the teams will collaborate to provide enhanced solutions with industry-leading capability and lead times in refractory alloy production and material science. This collaboration provides coast-to-coast support from engineering design to full-scale production, leveraging both facilities’ expertise and capabilities to deliver superior AM solutions.
“We hold immense respect for the legacies of the companies we integrate into our fold. Brad and the exceptional team at KAM have built an impressive, profitable, and sustainable 3D printing enterprise in a remarkably short time. This is yet another proof point that ADDMAN is dedicated to assembling the industry’s finest under our banner. I look forward to seeing the new era of our combined company unfold.”
Joe Calmese, CEO, ADDMAN
KAM and ADDMAN both have a strong presence in the defence and commercial space markets, and combining forces will strengthen the organization’s support for these sectors. This improves their overall Manufacturing Readiness Level (MRL) and Technology Readiness Level (TRL), allowing them to provide advanced, market-ready solutions. The combined entities, supported by American Industrial Partners (AIP), are committed to driving transformative change through 3D printing, thereby solidifying their leadership in providing innovative technologies to the defence industry.
ABOUT ADDMAN: ADDMAN provides solutions to our customers from prototyping and development through product end-of-life. Our coast-to-coast network of four companies and 500+ employees provides a wide range of manufacturing capabilities, including metal and polymer 3D printing, precision CNC machining, and domestic injection moulding.
About Keselowski Advanced Manufacturing: Keselowski Advanced Manufacturing (KAM), headquartered in Statesville, North Carolina, is a vertically integrated simulation and engineering through serial production manufacturing company that also offers additive manufacturing (LPBF-M) and CNC capabilities. The KAM team consists of top engineering and machining professionals who excel at innovation, creativity, and problem solving.