Sean Derivan, Owner

Sean began his career in the metal fabrication industry as a young man in the United States Army. Enlisting at the age of 18, Sean attended welding school where he learned his trade welding military tanks.  

In the private sector, Sean has worked with various manufacturers that included fire equipment (he holds a Hale Fire Pump Certification for pump maintenance), food service, pharmaceutical and semi-conductor industries.  His entrepreneurship, winning attitude and outstanding attention to detail inspired him to open Precision Metal Manufacturing in Queen Creek, AZ.  In 2015, Sean's business outgrew it's location in Queen Creek which lead him to to expand into our current 10,000 sqft. facility in Mesa, AZ. 

Sean is an avid outdoorsman that enjoys hunting, fishing and camping.  

Richard Shumate, Production Manager

Richard started his career in welding and fabrication over 30 years ago where he fine tuned his skills of MIG and TIG welding, High Density CNC plasma table operation, mill work, round tube fabrication and more before joining our team 3 years ago.   Richard's experience is a vital part of PMM and he is trusted to manage our shop employees as well as program operations.  When Rich is away from the shop , he continues to fabricate as a hobby working on race cars, off road vehicles and roll cages.  Richard's other hobby includes tinkering with remote control cars and boats.