Research & Development


Energy System Services


Mechanical Engineering


Design/Build Services

Colorado Office

API Engineering LLC is located in Lafayette, Colorado and provides Mechanical Engineering Services in addition to its Small Business Innovative Research (SBIR) Fuel Cell Power System activities.  

Ken Presley


API Engineering LLC 
1200 Diamond Circle, Suite F 
Lafayette, CO 80026 
(303) 665-1138 
kenpresley@apiengr.com 

Contact Information

Design and System Engineering Services

James Raum


API Engineering LLC 
1200 Diamond Circle, Suite F
Lafayette, CO 80026 
(720) 420-9668
jimraum@apiengr.com