The problem
Rooftop solar is unsightly and roof-constrained; homeowners want power without roof work or garage batteries
What they do
Solar pavilions and power decks: backyard structures that generate and store home energy
Traction Pre-revenue; first OS1 systems ship 2027 in southern California
Hiring trend
- Open roles
- n.a.
No public job board yet; raising to build the team (just launched)
Funding
- Last round
- $8M
- Stage
- Pre-seed
- Date
- Oct 2026
Led by Upfront Ventures
- Hiring0No public job board count on file
- Funding recency+1.5Pre-seed · $8M, Oct 2026 (this month): 6 months or less = +1.5
- Traction0No growth signal counted: Pre-revenue; first OS1 systems ship 2027 in southern California
- Red flags0None found in the last 24 months
- Total1.50 + 1.5 + 0 − 0 = 1.5 → Warm-up
Seed rule: seed-stage without strong traction starts in Warm-up whatever the score (Steady by score alone).
Distance (Unproven) is a separate read on how long the lead can last. It doesn't change the score.
Distance
Unproven
Pre-revenue hardware; the first backyard systems don't ship until 2027.
Open ops roles
No ops roles open right now
Last checked Oct 13, 2026