Otto N. Frenzel

Protective Insurance Corp. engages in the provision of underwriting property and casualty insurance services. It engages in marketing and underwriting property, liability and workers' compensation coverage for trucking and public transportation fleets, as well as coverage for trucking industry independent contractors. The company was founded by Harry Baldwin and Voris Lyons in 1930 and is headquartered in Carmel, IN.

Marine Corps Association publishes marine corps gazette and leatherneck magazines. It engages in civic, social and fraternal activities. The company was founded on April 25, 1913 and is headquartered in Quantico, VA.

Kauffman Engineering LLC manufactures and supplies electrical wire harnesses, cable assemblies, and molded compressor power connecting plugs. It offers prototype design, extrusion, stamping, braided wire and cable sleeves, molded compressor plug design and manufacturing, automated cuts, splicing, PCB assembly-electronic manufacturing services, and ribbon cable processing. The firm’s products include wire leads and markings, cable assembly, RF and coax assemblies, battery and power cables, jumper wires, and plastic vacuum forming processing. The company was founded in 1973 and is headquartered in Lebanon, IN.