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South Portland startup funding

New funding rounds by startups based in South Portland, Maine, from SEC Form D filings.

Updated Nov 10, 2026·Totals cover Form D filings Nov 13, 2025 to Nov 13, 2026

1 startups in South Portland filed a Form D in the last 12 months. Together they reported $2.2M sold in 1 new rounds. The median round was $2.2M.

Startups
1
filed in 12 months
Reported new funding
$2.2M
1 rounds
Median round
$2.2M
new rounds
Top industry
by startups filing

Largest rounds

1
$2.2M3 investors

Latest filings

CompanyIndustryFiledAmount soldInvestors
Energy & ClimateMay 22, 2026$2.2M ↗3

South Portland companies 5

5 companies
CompanyIndustryCityLatest filingLatest raise
Western CAM Inc.Makes cathode materials for lithium-ion batteries used in electric vehicles and energy storage.
Energy & ClimateSouth PortlandMay 22, 2026$2.2M
Not classified yetSouth PortlandJan 10, 2025$1.1M
Not classified yetSouth PortlandJun 20, 2023$50K
Not classified yetSouth PortlandJun 20, 2023$1.3M
Energy & ClimateSouth PortlandMar 3, 2023—
How this page is built

Startups are the private companies counted as startups (see our startup funding data), placed by the address on their latest Form D. Registered-agent and virtual-office addresses are not counted as a location. Public companies, foreign issuers and business-combination filings are excluded.