Calectra
Calectra Electrifying heavy industry. We provide zero-carbon, low-cost, up to 1600°C process heat.
Calectra was founded in 2023, is headquartered in Oakland, United States, lists 1–10 employees, and has $2.5M in recorded funding across 3 rounds.
- Headquarters
- Oakland, California
- Employees
- 1–10
- Founded
- 2023
- Business Model
- B2B
- Website
- calectra.com
- Total Funding
- $2.5M
- Last Round
- $500K GrantApr 2026
- Rounds
- 3
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
Indexed holds 3 funding rounds and 3 investors for this company. The full record is or through the API.
About
Calectra builds a thermal battery that delivers high-temperature industrial process heat up to 1600°C that is cheaper, cleaner, safer, and more resilient than fuel combustion. The company uses low-cost, intermittent electricity so manufacturers can run 24/7 heating while avoiding energy price spikes and supply disruptions. Its homepage positions the system for heavy industry, a major source of industrial heat spend and global CO2 emissions.
Summary
Calectra is a Climate Tech company based in Oakland, United States, founded in 2023. It lists 1–10 employees. It has raised $2.5M in total across 3 rounds, most recently a $500K Grant round in Apr 2026. Investors include Lifeline Ventures, Aera VC and WAVE Equity Partners.
Tech & App Stack
5 technologies & apps tracked
Every product and vendor across these categories, with where each signal came from.
Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.
Funding History
Apr 2026
Sign up to see all 3 events
Funding: Grant. Amounts, valuations, and investors where available.
Investors
Similar Companies
Sempra Infrastructure develops, builds, operates, and invests in infrastructure serving customers...
AI infrastructure company building renewable-powered data centers and cloud compute optimized for...
Self-driving cars.
Green steel company using hydrogen and renewable electricity to decarbonize steel production. For...
Your company? Embed this profile
Add the live badge to your site — it stays current as your funding data updates.
<a href="https://indexed.vc/companies/calectra"><img src="https://indexed.vc/api/badge/company/calectra" alt="Calectra on Indexed.vc" width="260" height="76" /></a>