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Funded Startups in Portland, Maine

Updated July 2026

Explore 188 recently funded startups in Portland, Maine, United States.Access verified founder contact information and funding data.

Total Companies
188
Total Funding
$381.4M
Avg Funding
$15.3M
Industries
24

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Recently Funded Companies

Export
$1.6M
raised

Interopay Inc. is a new B2B Payment Automation startup.

Dec 2022
Seed

Founder Contacts

30,000+ verified contacts

Biotechnology
$1.6M
raised

Birch Biosciences is a biotechnology research firm that specializes in recycling plastic using enzymes.

Feb 2023
Grant

Founder Contacts

30,000+ verified contacts

$1.6M
raised

Tripgrid is a project management software for corporate travel reservation data.

Oct 2021
Seed

Founder Contacts

30,000+ verified contacts

Fashion
$1.6M
raised

Avoli designs volleyball footwear, gear, and equipment exclusively for women and girl athletes.

Mar 2024
Undisclosed

Founder Contacts

30,000+ verified contacts

$1.5M
raised

Virunga Potato Company is a wine and spirits company that offers alcoholic beverages made from potatoes.

Aug 2024
Seed

Founder Contacts

30,000+ verified contacts

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Marketplace
$15.0M
raised

TrovaTrip is an audience monetization platform via authentic experiences for topic influencers.

Sep 2022
Series A

Founder Contacts

30,000+ verified contacts

Business Development
$1.5M
raised

Fork Food Lab operates as a non-profit food business incubator and shared commercial kitchen.

May 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Blockchain
$1.5M
raised

Savage is an NFT marketplace that provides next-generation streaming app for 4K/8K video and photography.

Mar 2024
Seed

Founder Contacts

30,000+ verified contacts

Environmental Consulting
$15.0M
raised

Ridwellt is engaged in reusing and recycling used stuff.

Dec 2025
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

$140.0M
raised

Panthalassa is a technology company focused on developing renewable energy systems in the ocean.

May 2026
Series B

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Employee Benefits
$14.0M
raised

Reperio offers a patented at-home health assessment technology that's immediately followed by an on demand, AI-assisted virtual visit.

Apr 2025
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Commercial Lending
$1.4M
raised

Steward is a private lending platform that finances the growth of regenerative farms and food producers.

Aug 2025
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Banking
$13.0M
raised

Sila is the leading money API for fintech. An API platform that provides banking and payment infrastructure-as-a-service.

Jul 2021
Series A

Founder Contacts

30,000+ verified contacts

Advertising
$130K
raised

Attenex offers consumer startups DIY research, guided by experts. A Techstars backed company.

Nov 2021
Pre-Seed

Founder Contacts

30,000+ verified contacts

$1.3M
raised

Rockstep Solutions is a developer of innovative information management systems for Biomedical Research.

Jan 2025
Debt Financing

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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The Roux Institute at Northeastern University offers graduate education and research capabilities.

Aug 2025
Grant

Founder Contacts

30,000+ verified contacts

$124K
raised

Orange Bike Brewing Company operates as a gluten-free brewery.

Oct 2023
Debt Financing

Founder Contacts

30,000+ verified contacts

Manufacturing
$1.2M
raised

Caveau Selections imports and distributes Burgundy and Champagne wines sourced from small producers and family-operated wineries.

Mar 2023
Undisclosed

Founder Contacts

30,000+ verified contacts

Consulting
$120.0M
raised

GridStor is a rapidly growing developer, owner, and operator of battery energy storage systems.

Mar 2026
Debt Financing

Founder Contacts

30,000+ verified contacts

E-Commerce
$12.0M
raised

Rally is a developer of a checkout payment software for modern brands.

Apr 2023
Series A

Founder Contacts

30,000+ verified contacts

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Food and Beverage
$12.0M
raised

Neutral is a carbon-neutral food company that builds a sustainable carbon-neutral food ecosystem starting with milk and a half and half.

Aug 2022
Series A

Founder Contacts

30,000+ verified contacts

Data Integration
$12.0M
raised

HighByte develops DataOps software that addresses the data architecture and integration issues encountered by industrial companies.

Apr 2024
Series A

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$1.1M
raised

Book More Jobs with AI (SaaS)

Jan 2025
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Commercial
$11.0M
raised

OnDiem develops an online platform for recruiting and hiring professionals from the dental health industry.

Apr 2023
Venture - Series Unknown

Founder Contacts

30,000+ verified contacts

Information Technology
$1.1M
raised

Dynamic Grid is a software company that provides software solutions to design, optimize, and deploy distributed energy resource.

Mar 2025
Seed

Founder Contacts

30,000+ verified contacts

Showing 126 to 150 of 188 companies