A&J Associates

Mechanical and Electrical Engineers






365 Beaver Kreek   Suite B 

North Liberty, IA  52317 


Voice:  319.626.4719 

Fax:  319.626.4941 



Our Staff has over 75 years “hands on” design experience in mechanical and electrical systems.  Our team has designed projects totaling over $500,000,000.  Key staff members are ready to meet your needs.  



Victor Amoroso

John Jurca


Licensed Mechanical Engineer


Licensed Electrical Engineer

40+ years experience

35+ years experience

Mechanical and Fire Protection

Electrical Engineer

Specializes in HVAC, Fire Protection, Controls, Utility Distribution, Geothermal and Plumbing Systems

Specializes in Power Distribution, Lighting, Fire Alarm and Communication  and Security Systems



Joe Lomheim

Engineer in Training

3+ years experience

Mechanical  System  Design