Maine
State · United States · Pop. 1.4M
Largest rounds
Largest funding rounds in Maine
A live treemap of $100M+ rounds from the Dealroom API. Each cell is one round into Maine-headquartered companies, grouped by Dealroom sector.
Largest rounds in Maine - 2026
Startup funnel
Maine's power-law funnel
From the first cheque written to a $10B+ outcome. Each arrow shows what fraction of companies at one stage graduate to the next, tracked by founding cohort.
* Conversion rates are derived from current counts.
VC investment
How much venture capital flows into Maine
VC investment into Maine-headquartered, VC-backed companies, broken down by round size, company location, sector and funding stage. Live from the Dealroom Next Gen API.
Notable companies
Top private companies in Maine
Up to 20 names per tier from Dealroom's tracked dataset. Decacorns are valued $10B+, unicorns $1B+, thoroughbreds have crossed $100M in revenue.
Academia
Maine's academic flywheel
Companies founded by university alumni or spun out of research, plus the institutions producing the most founders tied to Maine.
Location comparison
How Maine stacks up
Compare Maine with peers from the same country (United States) — switch between combined EV, 5-year EV growth, and a growth × size view. Expand the table for the full ranking.
Combined enterprise value of each ecosystem.
Top regions in United States ranked by combined EV. Maine's row is highlighted (#12).
| # | Ecosystem | Combined EV | 5-yr EV growth | Unicorns | VC invested | Tracked startups |
|---|---|---|---|---|---|---|
| 1 | California | $21.7T | 7.7× | 976 | $180B | 36.4K |
| 2 | Western United States (Pacific, excl. Bay Area) | $4.8T | 8.1× | 279 | $29.9B | 16.3K |
| 3 | Northeastern United States | $3.5T | 4.9× | 571 | $52.8B | 30.2K |
| 4 | Washington (State) | $3.1T | 10.6× | 72 | $7.3B | 3,203 |
| 5 | Texas | $2.3T | 10.0× | 107 | $11.2B | 6,215 |
| 6 | New York State | $1.5T | 5.4× | 270 | $29.9B | 15.3K |
| 7 | Southeastern United States | $1.3T | 5.3× | 145 | $11.4B | 13.6K |
| 8 | Massachusetts | $1.2T | 4.5× | 184 | $13.5B | 5,968 |
| 9 | Florida | $729B | 9.7× | 49 | $3.9B | 4,511 |
| 10 | Midwestern United States | $654B | 3.6× | 104 | $9.2B | 10.8K |
| 11 | Western United States (Mountain) | $346B | 4.0× | 86 | $9.1B | 5,151 |
| 50 | Maine | $4.2B | 2.4× | 0 | $182.7M | 188 |
Premium analytics
What we don't show on this page (yet)
Sector breakdowns, founder origins, AI-talent leaderboards and live deal flow are gated to logged-in Dealroom users. Book a demo to access the full Maine dataset — or see a sample on the Dealroom app.
Get the full Maine ecosystem on Dealroom
Live company-by-company deal flow, full cap tables, founder pedigrees, hiring signals and revenue trajectories.