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Boulder startup funding

New funding rounds by startups based in Boulder, Colorado, from SEC Form D filings.

Updated Nov 11, 2026·Totals cover Form D filings Nov 13, 2025 to Nov 13, 2026

34 startups in Boulder filed a Form D in the last 12 months. Together they reported $345.8M sold in 34 new rounds. The median round was $2.5M.

Startups
34
filed in 12 months
Reported new funding
$345.8M
34 rounds
Median round
$2.5M
new rounds
Top industry
by startups filing

Largest rounds

1
$125.0M8 investors
2
$29.4M83 investors
3
Alta Resource Technologies, Inc.
Not classified yetfiled Dec 2025
$28.3M17 investors
4
$25.9M17 investors
5
RADICL Defense, Inc.
Not classified yetfiled Feb 2026
$20.9M16 investors
6
Arpeggio Biosciences, Inc.
Not classified yetfiled Nov 2025
$20.0M12 investors
7
Afference Inc.
Not classified yetfiled Dec 2025
$15.3M19 investors
8
$12.9M10 investors
9
Mesa Quantum Systems, Inc.
Not classified yetfiled Jan 2026
$11.2M7 investors
10
Credible Data, Inc.
Not classified yetfiled Feb 2026
$10.3M29 investors

Latest filings

Boulder companies 102

102 companies
CompanyIndustryCityLatest filingLatest raise
Spatial Logic, Inc.Cloud software helps clients explore 3D models of physical sites.
Enterprise SoftwareBoulderOct 15, 2026$3.5M
Suite Studios Inc.Cloud storage and file streaming for creative teams.
Enterprise SoftwareBoulderOct 2, 2026$12.9M
Renovare Therapeutics, Inc.Develops regenerative treatments for people with osteoarthritis.
Biotech & PharmaBoulderOct 2, 2026$100K
Althea Technologies PBCAlthea connects people seeking legal psilocybin sessions with licensed facilitators.
HealthcareBoulderOct 1, 2026$2.5M
Disclosure Media IncDevelops films, series and documentaries for science-fiction audiences.
Media, Entertainment & GamingBoulderSep 2, 2026$50K
Codebreaker Tx, Inc.Provides genetic variant data for genomics AI developers.
Biotech & PharmaBoulderAug 26, 2026$5.8M
Industrial & RoboticsBoulderAug 25, 2026$683K
Bonsai Companies, LLCBonsai provides financial planning tools to financial professionals.
FinTech & Financial ServicesBoulderAug 17, 2026$850K
Psio, Inc.Psio provides clinics and facilitators with brain-training software for psychedelic care clients.
HealthcareBoulderAug 17, 2026$100K
FMFreeman IncSmart bathroom locks that let venue operators charge visitors for restroom access.
Industrial & RoboticsBoulderAug 5, 2026$100K
Great Sky Inc.Great Sky builds computing hardware for artificial intelligence applications.
Artificial IntelligenceBoulderJul 23, 2026$25.9M
Commense Bio, Inc.Develops engineered bacterial treatments for patients with invasive infections.
Biotech & PharmaBoulderJun 12, 2026$2.4M
Roomongo, Inc.Hotel and resort search and booking for travelers.
Consumer & RetailBoulderJun 8, 2026$30K
Divirod, Inc.Water monitoring sensors and flood alerts for businesses, governments, and infrastructure operators.
Energy & ClimateBoulderJun 1, 2026$2.0M
Vitro3d IncDevelops 3D printing technology for dental and life science applications.
Industrial & RoboticsBoulderMay 4, 2026$1.1M
Nasdaq Esop Inc.Provides employee stock ownership plan services to US-listed companies and their employees.
FinTech & Financial ServicesBoulderApr 24, 2026—
Schematic, Inc.Billing software for product developers and commercial teams.
Enterprise SoftwareBoulderMar 25, 2026$7.3M
Tilled, Inc.Payment software for businesses that want to offer payment processing under their own brands.
FinTech & Financial ServicesBoulderMar 24, 2026$1.0M
VFN Holdings, Inc.Builds fiber networks and provides internet services to homes, businesses and other organizations.
OtherBoulderMar 10, 2026$125.0M
Beverage Booster, Inc.Makes in-can devices that add flavor and freshness for beverage brands.
Industrial & RoboticsBoulderMar 9, 2026$100K
Strata, Inc.Builds modular data centers for distributed cloud computing.
Enterprise SoftwareBoulderMar 9, 2026$100K
Energy & ClimateBoulderFeb 5, 2026$2.3M
Not classified yetBoulderFeb 4, 2026$20.9M
Not classified yetBoulderFeb 3, 2026$10.3M
Not classified yetBoulderJan 5, 2026$11.2M
Biotech & PharmaBoulderDec 30, 2025$1.4M
Not classified yetBoulderDec 23, 2025$28.3M
Not classified yetBoulderDec 16, 2025$15.3M
Not classified yetBoulderDec 16, 2025$3.0M
Not classified yetBoulderNov 28, 2025$10.2M
HealthcareBoulderNov 25, 2025$21.7M
Not classified yetBoulderNov 24, 2025$20.0M
Biotech & PharmaBoulderNov 17, 2025$29.4M
Not classified yetBoulderNov 14, 2025$2.7M
Not classified yetBoulderNov 10, 2025$450K
Not classified yetBoulderNov 5, 2025$3.6M
Not classified yetBoulderOct 30, 2025$1.5M
Not classified yetBoulderOct 28, 2025$11.4M
Not classified yetBoulderOct 24, 2025$50K
Not classified yetBoulderSep 30, 2025$750K
Not classified yetBoulderSep 22, 2025$5.3M
Not classified yetBoulderAug 29, 2025$7.4M
Not classified yetBoulderAug 19, 2025$1.8M
Biotech & PharmaBoulderJul 28, 2025$780K
Not classified yetBoulderJul 28, 2025$4.1M
Energy & ClimateBoulderJul 18, 2025$6.4M
Not classified yetBoulderJul 17, 2025$8.5M
Not classified yetBoulderApr 24, 2025$260K
Not classified yetBoulderApr 16, 2025$4.7M
Not classified yetBoulderApr 11, 2025$17K
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.