Our services encompass structural engineering, civil engineering, MEP/mechanical, electrical & plumbing engineering, and Title 24 (Energyconsultations. We pride ourselves in our experienced team of engineers, who are able tocontrol and more. Our MEP/mechanical, electrical & plumbing engineering service is available if

O'Brien is an energy and infrastructure engineering firm that strives to create a and public clients. They specialize in evaluating and designing mechanical, electrical, plumbing and telecommunication systems Brien's team of professionals are experts in understanding complex projects and providing solutions