Polar Night Energy
PrivateLast Round
Seed
Apr 3, 2024
Total Funding Raised
$11.07M
Company Overview
Polar Night Energy is a renewable energy company that designs and manufactures high-temperature, sand-based thermal energy storage systems to store surplus wind and solar energy as heat.
Sector
Energy & Sustainability
Verticals
Energy Storage, Renewable Energy, Clean Manufacturing, Smart Grid
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting, Government Contracts
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Polar Night Energy Comps
Public and private peers based on sector, stage, and business model.
| Company | Status | Est. Valuation | Rev Multiple |
|---|---|---|---|
| OpenAI | Private | $86.0B | ~40x |
| Cohere | Private | $5.0B | -- |
| Competitor 1 | Public | $XX.XB | XXx |
| Competitor 2 | Public | $XX.XB | XXx |
Polar Night Energy Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | Apr 3, 2024 | ||||
| Grant | Dec 12, 2023 | ||||
| Seed | Oct 13, 2021 |
Key People
Founding team and executive leadership
Polar Night Energy Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Business Finland | Grant |
| Holdix | Seed |
| PC Rettig & Co. Impact | Seed |
| Liquido Ventures | Seed |
| Stephen Industries Inc Oy | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Nov 14, 2025
Grew 15% QoQ, from 26 to 30 employees.
- Jul 6, 2024
Grew 16% QoQ from 19 to 22 employees.
Polar Night Energy Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about Polar Night Energy's valuation, stock price, and market status.