Jonathan Alt
Principle
At Cornerstone Capital Holdings, we serve the aerospace, defense, space and industrial markets from four locations across North America. We are focused on expansion both organically and through the acquisition of new companies that fit our size and industry criteria.
United States
Aerospace
Essner Manufacturing is a Defense/Aerospace parts manufacturing and processing facility. Our specialties include the production of sheet metal and machined parts, value added kits for our customers, and assemblies. Essner is accredited by Nadcap for Chemical Processing, Aluminum Heat Treating, Prime and Topcoat Painting, and Resistance and Fusion Welding.
