Span
SPAN® | Smart Electrical Panels
San Francisco, United States · Founded 2018 · $271.2M raised
- Headquarters
- San Francisco, California
- Employees
- 51–200
- Founded
- 2018
- Business Model
- B2C
- Website
- span.io
- Total Funding
- $271.2M
- Last Round
- $75.0M Corporate RoundMar 2026
- Rounds
- 4
About
SPAN makes smart electrical panels that give homeowners real-time visibility and control over their home energy systems. Its panels enable faster EV charging, seamless solar and battery integration, and whole-home electrification—helping accelerate decarbonization by making clean energy infrastructure more accessible and intuitive.
Summary
Span is a Clean Energy company based in San Francisco, United States, founded in 2018. It has raised $271.2M in total across 4 rounds, most recently a $75.0M Corporate Round round in Mar 2026. Investors include Wellington Management, Fifth Wall and Eaton.
Tech & App Stack
6 technologies & apps tracked
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Funding History
Mar 2026
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Full funding history, per-round amounts, and investor participation.
Investors
Wellington Management
2 rounds
Fifth Wall
2 rounds
Eaton
1 round
Arctern Ventures
1 round
Congruent Ventures
3 rounds
Capricorn Investment Group
3 rounds
Alexa
2 rounds
Qualcomm Ventures
1 round
Munich Re Ventures
1 round
A/O PropTech
1 round
Angeleno Group
1 round
Incite Ventures
1 round
Energy Foundry
1 round
Hardware Club
1 round
Ulu Ventures
1 round
Wireframe Ventures
1 round
Wells Fargo
1 round
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