Overview
Excel Engineering provides testing services for all powertrain types, including ICE, EV, HEV, hydrogen, and battery systems. Its facilities feature over 40 engine testing cells across three locations, testing up to 5500 HP, and chassis dynos, supporting emissions testing, regulatory compliance, and development work. It also offers battery performance, environmental, and abuse testing, as well as service accumulation and DV/PV testing for OEMs during ramp-ups. The company differentiates itself with a broad, specialized suite of powertrain test capabilities—covering emissions, HV battery systems, e-motors, power transmission, and certification testing for ATV, SXS, motorcycles, and other vehicles under 40 CFR standards—combined with custom test development in collaboration with customers. Its goal is to deliver high-quality, cost-effective testing solutions that accelerate product development and ensure regulatory compliance across traditional and emerging powertrain technologies.
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Simplify's take
What believers are saying
- Excel's January 2026 Fusion investment funds facility expansion and capability broadening.
- June 2026 Webasto partnership upgraded Excel for 1500V, 500kW battery programs.
- Mount Ayr's ITAR-compliant battery center and Detroit technical hub attract OEM development work.
What critics are saying
- Excel's 2026 growth depends on flawless chassis dyno execution; delays damage OEM trust.
- Webasto already supplies Excel's 1500V battery bridge needs, exposing narrow vendor dependence.
- EV transition shrinks engine-testing demand, threatening Excel's legacy revenue by 2027.
What makes Excel Engineering unique
- Excel Engineering spans ICE, EV, hydrogen, and BESS testing across three sites.
- Its Mount Ayr Battery Tech Center handles 2,000-volt testing and 30-plus battery cells.
- Fusion Capital backed Excel on January 6, 2026, preserving Doug Sobotka's leadership.
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