Mechanical, Electrical, Plumbing (MEP), and Architectural Design

Founded in 1987, I & A Engineering has built a reputation as a trusted provider of MEP and Architectural design services across California. We have experience in Residential, Commercial, Industrial, Healthcare, and more. Over the past 35+ years, we've successfully completed a wide range of projects—from HVAC and plumbing system designs to energy management and data center solutions. Our team is committed to delivering exceptional service, backed by unparalleled expertise in the field.

Our Services

air conditioner, global warming, summer, hot, environment, cooling, electricity, heat, climate, temperature, energy, solar, hvac, humidity, humid, carbon, air duct, window, climate change, aircon, air con, gray energy, gray change, gray global, air conditioner, hvac, hvac, hvac, hvac, hvac

Mechanical Engineering

HVAC

Detailed view of high voltage electrical substation with transformers and power lines.

Electrical Engineering

Power, Lighting, etc.

A close-up view of an industrial manifold with pressure gauges and connected steel pipes.

Plumbing

Water, Sewer, Gas

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Our Work