Mainstream Engineering

What We Do

Research &
Development

Innovating, Designing,
and Prototyping

Government &
Military Products

Products for Military end-
users and system integrators

Commercial
Products

Wholesale and
Consumer Offerings

Why Us

How We Do It

Thermal Control

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Energy & Sustainability

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Power Electronics

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Mechanics

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Materials Science

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By the Numbers

Turning Innovation & Ingenuity Into Reality

Numbers Speak For Themselves!

48 +

Patents Approved

8 +

Military Products Developed

58 +

Commercial Products Developed

Partnership

Our Partners & Clients

About Us

Mainstream Engineering® is a thermal control and energy conversion R&D-based manufacturer that focuses on transitioning advanced technology into high-quality and cost-effective products-all made in the U.S.A. Our areas of focus include heat transfer, fluids, thermodynamics, mechanics, chemistry, nano-technology, and power electronics. Mainstream’s partners include DOD, NASA, DOE, DOT, EPA, NIST, USDA, and various commercial industry leaders.

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What We Do

Research &Development

Innovating, Designing, and Prototyping

Government &Military Products

Products for Military end-users and system integrators

CommercialProducts

Wholesale andConsumer Offerings

Why Us

How We Do It

Thermal Control

Energy & Sustainability

Power Electronics

Mechanics

Materials Science

By the Numbers

Turning Innovation & Ingenuity Into Reality

Numbers Speak For Themselves!

Partnership

Our Partners & Clients

About Us

Sitemap

Quick Links

Contact Us

Research &
Development

Innovating, Designing,
and Prototyping

Government &
Military Products

Products for Military end-
users and system integrators

Commercial
Products

Wholesale and
Consumer Offerings