Spark Cleantech Accelerator
Knoxville, Tennesseeutresearchpark.org
Overview
Spark Cleantech Accelerator is a 12-week, in-person program for early-stage cleantech companies, offering mentorship, connections, stipends, prototyping services, and business acceleration to help commercialize new innovations. It is an initiative of the Spark Innovation Center at the University of Tennessee Research Park. The program focuses on technologies in areas such as clean energy, water treatment, additive manufacturing, and green building. It is supported by partners including the U.S. Department of Energy, the University of Tennessee, the City of Knoxville, and the Tennessee Valley Authority.
Portfolio Companies
20
Website
utresearchpark.orgInvestments
| Company | Date | Stage | Lead |
|---|---|---|---|
| NXT MFG | Aug 2026 | Accelerator | Co-investor |
| NXT MFG | Aug 2025 | Accelerator | Co-investor |
| 3D Solar | Oct 2024 | Pre Seed | Co-investor |
| AluminAiry | Aug 2024 | Accelerator | Co-investor |
| 3D Solar | Jul 2024 | Accelerator | Co-investor |
Sector & Stage Mix
Industry, funding stage, and valuation band breakdowns.
FAQ
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