Air Power Dynamics grew from Beech Tool and Pattern, which began serving the investment-casting industry in 1994. President Boya Belasic helped open the original company with four employees and two customers, later taking the helm after building more than 40 years of aerospace-industry experience. Today, the company supplies tooling and pattern assemblies for aerospace, aviation, and industrial customers, with AS9100D and ISO 9001:2015 certification.
AS9100D
ISO 9001:2015
Princeton ToolKen Bevington started Princeton Tool in 1997 in the basement of his family’s home, and the Mentor, Ohio company has since become known for precision work supporting aerospace and industrial gas turbine programs. Today, Princeton Tool operates more than 135,000 square feet of manufacturing space with over 150 employees across four states, and its quality system is certified to AS9100D and ISO 9001:2015.MENTOR, OH
Bescast, IncFounded in 1945, Bescast is a Willoughby precision foundry known for more than seven decades of work on demanding metal components. Its 80,000-square-foot operation serves aerospace and power-generation customers, with engineering and production kept under one roof to handle complex investment-cast parts from development through manufacture. Bescast employs more than 200 people and holds ISO 9001:2015, AS9100 Rev D, and Nadcap certifications.WILLOUGHBY, OH
Momentous Mold & MachineMomentous Mold & Machine traces its roots to Karl A. Reuther’s 1950 family business in Cuyahoga Falls, where it first became known for rubber molding before moving into demanding aerospace work. Purchased in 2025 by a Northeast Ohio management team, the company now brings that long manufacturing history to custom tooling for aerospace and related high-consequence applications. Its 60,000-square-foot temperature-controlled shop is supported by AS9100D:2016 with Design and ISO 9001:2015 with Design certifications.CUYAHOGA FALLS, OH
Ascent AerospaceAscent Aerospace brings together more than 80 years of aerospace manufacturing history, including Gemcor’s automated-fastening roots dating to 1937. Today, the company serves commercial aerospace, defense, and space manufacturers as a single-source partner for tooling and factory automation, carrying projects from engineering through installation and support. Its 780,000 square feet across 11 locations support a global operation certified to AS9100 and ISO 9001 standards.WEST SENECA, NY