Polysolar
PrivateLast Round
Grant
May 1, 2023
Total Funding Raised
$4.95M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
Polysolar operates in Energy & Sustainability and is based in Cambridge. Its latest recorded funding round was a Grant round in May 2023.
Polysolar is a renewable energy company that develops and manufactures transparent thin-film photovoltaic glazing for building integrated applications (BIPV).
Sector
Energy & Sustainability
Verticals
Renewable Energy, Green Building, Smart Buildings, EV Charging, Energy Storage
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting, Government Contracts
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Polysolar Comparables
Compare Polysolar with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Onyx Solar | 91% | |
| Metsolar | 86% | |
| BIPVco | 84% |
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Polysolar Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | May 1, 2023 | ||||
| Grant | Dec 1, 2021 | ||||
| Convertible Debt | Apr 27, 2021 | ||||
| Grant | Nov 1, 2020 | ||||
| Crowdfunding | Jun 25, 2018 | ||||
Accelerator | Apr 17, 2015 |
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Key People
Founding team and executive leadership
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Polysolar Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| British Business Bank | Convertible Debt |
| Innovate UK | Grant |
| Industrial Strategy Challenge Fund | Grant |
Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 14, 2026
Open roles increased to 15, 94% of headcount.
- Aug 3, 2026
Open roles increased to 9, 60% of headcount.
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Polysolar Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
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Frequently Asked Questions
Common questions about Polysolar's valuation, stock price, and market status.
Is Polysolar a public or private company?
Polysolar is a private company.
What is the current stock price of Polysolar?
Polysolar is a private company, so its shares have no public market price. Caplight tracks Polysolar's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Polysolar worth (valuation)?
Valuation information for Polysolar is not publicly available.
Can I buy Polysolar stock?
Polysolar shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Polysolar's last funding round?
Polysolar's most recent funding round was Grant on May 1, 2023.
Who are the main investors in Polysolar?
Key investors in Polysolar include British Business Bank, Innovate UK, Industrial Strategy Challenge Fund.
Will Polysolar IPO soon?
No public IPO plans have been announced for Polysolar.
How can I track Polysolar secondary market activity?
Caplight tracks bids, offers, and trades in Polysolar's shares on secondary markets.