Mr. Shanholtzer has been a member of the Iron Worker Local 433, Los Angeles since 1980. Mr. Shanholtzer started as an apprentice worked his way to journeyman status and eventually became a foreman, superintendent. With hands-on experience in heavy and specialized transportation, crane, rigging, millwright services, structural steel fabrication and erection, Mr. Shanholtzer has traded in his extensive experience in the industrial contracting industry to become an estimator for Chalmers Corporation in 1991.

Mr. Shanholtzer, has given himself a leading edge with bidding jobs, preparing contracts, planning, purchasing materials, coordinating sub-contractors, recruiting and hiring personnel, coordinating and supervising several field crews, with careful consideration to maintaining project costs and schedules with the ability to foresee hidden cost along with saving money for the prospective buyer.