Skip to content
Antenna

Energy · Ann Arbor, MI · Founded 2024 · Raised $15.2M · Early stage

Heat2Power

Upscaling Air-Bridge Thermophotovoltaics for Thermal Batteries

Review noteUniversity of Michigan spinout; Form D states incorporated 2024 and $15.25M sold of a $17.8M equity offering (first sale Mar 31, 3 investors). Secondary sources report an earlier $3.0M seed in January 2025 with U-M's Accelerate Blue Fund (not included in the figure below, which is the Form D amount only). Source ↗

Edge

6#295 · ▼11 in 7d

1 of 8 families

Why now

  1. First federal award on record, $305K NSF SBIR Phase I: Upscaling Air-Bridge Thermophotovoltaics for Thermal…

    Capital · Jun 17

People

Score

Momentum10

 

Capital

Thesis fit99

× 0.99

Matched on battery, defense, electric grid, energy, energy storage

Earliness80

× 0.88

Already visible: funding stage, capital raised

Team–

× 0.85

5 named people, none from a top lab or company

10 × 0.99 × 0.88 × 0.85 × 0.85 one family only = 6

Edge, 12 weeks

Last signal Jun 17

Signals

  1. Jun 17CapitalFirst federal award on record, $305K NSF SBIR Phase I: Upscaling Air-Bridge Thermophotovoltaics for Thermal…↗
  2. Jun 17CapitalWon $305K NSF Phase I award for upscaling air-bridge thermophotovoltaics for thermal batteries↗
  3. Apr 8CapitalFiled Form D: $15.2M sold of $17.8M in equity from 3 investors↗