Supply Partner

Mainstream Engineering

Mainstream Engineering​ logo.
Mainstream Engineering® is a high-technology R&D-based manufacturer that focuses on transitioning advanced technology into high-quality and cost-effective products, that are all manufactured in the U.S.A.

What They Do

Research & Development

Advanced Research in Thermal Control, Mechanics & Materials Science

Government & Military Products

Products for Military end-users and system integrators

Commercial Products

Wholesale and Consumer Offerings

How They Do It

Thermal Control

Energy & Sustainability

Power Electronics


Materials Science