The highly specialized world of process equipment piping demands an extraordinary level of accuracy and precision. Project-proven, highly trained personnel are vital to the successful design and installation of process equipment piping and ductwork capable of transporting gases, fluids, exhausts and vacuums. Prime Mechanical supports you with over 30 years of experience working with facilities engineers, process engineers, equipment manufacturers, consultants and quality control specialists, a breadth of experience covering virtually every process piping metal and material in use today.

In fact, Prime Mechanical backs every project with highly trained personnel and the latest tools and equipment (including orbital welders).

Prime Mechanical HVAC Piping Systems•C.D.A. Systems (Clean Dry Air)
Cryogenic Piping Systems (LN2 and others)
High Purity Piping Systems
Toxic Gas Piping
High Purity Water Systems (De-ionized rev. osmosis & pharmaceutical water)
House and Process Vacuum Systems
Industrial Waste Water Treatment
Systems Chilled and Hot Water Piping
Refrigerant Piping
Steam Piping
Medical Gas Piping
Bulk Acid Delivery Systems
Gas Cabinet Installation
Sanitary Plumbing


“Founded in 1988 in San Jose, California, Prime Mechanical Service Inc. has provided The Silicon Valley and other important technology communities with the highest level of products and services for nearly three decades. Serving San Jose and surrounding areas for over 27 years with fast, honest and friendly service. Fully Bonded, Licensed and Insured. Click here to learn more about our services.”