E-T-M Enterprises produces a variety of reinforced fiberglass components. Founded in 1970, the company also offers prototyping and in-house tooling services. Its production department specializes in resin transfer molding, vinyl vacuum wrapping, prime painting, finishing and power washing. The company s testing laboratory performs resin gel testing, viscosity checks and dock audits. The company s engineers and toolmakers develop several prototypes and production tools, such as trimming, bonding, drilling and checking fixtures and prototyping panels. E-T-M Enterprises, with a location in Grand Ledge, Mich., also operates a tooling shop in Michigan. Its Web site features the company s projects and photographs.