Mainstream Engineering
Develops and manufactures thermal control and energy conversion systems.
Company facts
- Founded
- 1986
- Employees
- 150
- Headquarters
- United States
- Type
- Private
- Funding
- Grant · $1.9M · 2025
- Subsidiaries
- QwikProducts, EPATest, Mainstream Marine, Safe Boating Card, Stovelabs, Fix My AC, AgreFine