69 Best Startups in Wallingford Connecticut to Watch in 2025

The Definitive Seedtable Ranking of Startups in Wallingford Connecticut

We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.

There are 353 start-ups with an aggregate funding of $2.0b. The average funding per company in this subset is $29.6m.

Last update to the database: Feb 18, 2025. See changelog.

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3

Funding Rounds

$900.0k

Money raised

Pitney Bowes is a Stamford, Connecticut-based company founded in 1920 by Walter Bowes.

2

Funding Rounds

$241.0m

Money raised

Mount Sinai Genomics is a Connecticut-based medical genetics practice at the Mount Sinai Health System.

3

Funding Rounds

$7.0m

Money raised

Polarity is a computer software company. It has developed a system that analyzes the contents of users'​ computer screens and gives them real-time access to information without affecting their existing workflow.

4

Funding Rounds

$49.6m

Money raised

Inato matches the right sites to the right clinical research study, globally.

2

Funding Rounds

$98.0m

Money raised

OrphAI Therapeutics is a biotechnology research company based in Guilford, Connecticut that develops precision therapeutics technology designed to treat cancer and rare diseases.

4

Funding Rounds

$18.0m

Money raised

Quantum Circuits Company is a company that is aiming to develop, manufacture, and sell the first practical and useful quantum computer using superconducting qubits. It is based in New Haven, Connecticut and founded in 2015 by Robert J. Schoelkopf, Michel Devoret, Luigi Frunzio and Brian W. Pusch.

2

Funding Rounds

$20.0m

Money raised

r4 Technologies is a Ridgefield, Connecticut-based artificial intelligence (AI) company offering AI-based enterprise analytics solutions.

3

Funding Rounds

$142.5m

Money raised

Athletic Brewing Co. is a Connecticut-based brewery that creates non-alcoholic beer and sparkling water.

1

Funding Rounds

$150.0k

Money raised

CaroGen is an immunotherapy company that develops vaccine candidates that target hepatitis B and C, as well as other viral agents.

9

Funding Rounds

$56.6m

Money raised

A company based in Farmington, Connecticut, that develops skin disease treatments using microbiome science and technology.

1

Funding Rounds

$1.4m

Money raised

A medical diagnostic products company focused on the diagnosis of cancers

1

Funding Rounds

$1.0m

Money raised

AstronetX public benefit corporation (PBC) is a US company offering space-based observational and database services to the astrophysics, planetary defense, earth science, planetary science, and national security industries.

4

Funding Rounds

$72.0m

Money raised

ProteinSimple is a San Jose, California-based company founded in 2004.

6

Funding Rounds

$10.2m

Money raised

A company that designs and manufactures technology to detect chemicals via smell. It was founded in 2005 and is located in Westport, Connecticut.

9

Funding Rounds

$3.3m

Money raised

Qualtech Systems is an East Hartford, Connecticut-based healthcare solutions provider founded in 1993.

8

Funding Rounds

$173.8m

Money raised

Linksquares developed software that features AI-powered contract management and analytics tool for in-house legal and finance teams.

1

Funding Rounds

$200.0k

Money raised

Meta Carbon is a climate technology company.

3

Funding Rounds

$5.5m

Money raised

The Rapid Oxygen Company is a medical technology company that primarily develops, manufactures and markets, portable oxygen generators used to deliver emergency oxygen to the commercial and consumer markets.

3

Funding Rounds

$150.0m

Money raised

Tomo is an Austin-based company developing an online mortgaging process for home buyers.

2

Funding Rounds

$12.3m

Money raised

Q30 Innovations is a medical device company developing a device, the Q-Collar, that aims to offer the brain protection from head injuries.

8

Funding Rounds

$10.3m

Money raised

AI-powered safety platform identifies preventable medication-related risks at all stages of the patient journey to provide a safe layer within health data systems

7

Funding Rounds

$2.1m

Money raised

Compliance management platform.

3

Funding Rounds

$2.9m

Money raised

Shoreline Biome is a Farmington, CT-based biotechnology company offering kits for microbiome analysis.

6

Funding Rounds

$27.0m

Money raised

Inbox Health is a New Haven, Connecticut-based company founded in 2014 by Blake Walker.

3

Funding Rounds

$86.3m

Money raised

Ion Torrent is a company that uses semiconductor technology for sequencing founded by Jonathan Rothberg.

2

Funding Rounds

$2.4m

Money raised

Target Arm Inc. is a company by Jeff McChesney.

1

Funding Rounds

$6.0m

Money raised

Producer of fortified packaged food products intended to provide nutrition to low and middle-income households in frontier markets. The company's nutritional products aim to eradicate early life and maternal malnutrition by providing low-cost and convenient options to families with limited income and a lack of access to healthcare, transportation.

6

Funding Rounds

$49.6m

Money raised

Spring Bank Pharmaceuticals, Inc. is a company founded in 2002

11

Funding Rounds

$4.4m

Money raised

eBrevia is an artificial intelligence and information services company headquartered in the Greater New York Area, United States.

4

Funding Rounds

$3.6m

Money raised

A company that develops a microbiome discovery platform for animal health.

3

Funding Rounds

$33.8m

Money raised

Emerge is a West Hartford, Connecticut-based company founded in 2016 by Wes Thompson.

4

Funding Rounds

$50.4m

Money raised

Cybrexa Therapeutics is a small Molecule DNA repair Inhibitors founded in 2017.

1

Funding Rounds

$600.0k

Money raised

Grassroots Unwired is a company founded in 2013 by Russ Oster, Larry Waller and Dan Lubart.

5

Funding Rounds

$15.3m

Money raised

A biotechnology company focused on the development of personalized medicine

1

Funding Rounds

$1.0m

Money raised

Hubbub Fundraising is a company founded in 2011.

1

Funding Rounds

$250.0k

Money raised

Remedy Partners is a company founded in 2011 by Nicholas Fisser.

1

Funding Rounds

$33.0m

Money raised

A company that develops selective medicines for the treatment of cancer

6

Funding Rounds

$23.7m

Money raised

Cadenza Innovation, Inc. is a company that is positioned to become a world leader in battery architecture, performance and safety.

6

Funding Rounds

$38.6m

Money raised

A bio-renewable chemistry company developing and producing specialty chemicals using renewable feedstocks

2

Funding Rounds

$44.3m

Money raised

CGI Pharmaceuticals was a development-stage company.

3

Funding Rounds

$12.8m

Money raised

A life sciences company in New Haven, Connecticut that aims to develop and commercialize novel technology leveraging Next-Generation Sequencing (NGS).

1

Funding Rounds

Nufern is a company founded in 2010.

2

Funding Rounds

$13.5m

Money raised

Splitty is a company founded in 2015 by Eran Shust.

2

Funding Rounds

$12.7m

Money raised

DotLab is a Berkeley, California-based developer of diagnostic tools for the detection of endometriosis in women.

2

Funding Rounds

$11.4m

Money raised

Bioblast Pharma is a Tel Aviv, Israel-based biotechnology company developing therapeutic solutions for the treatment of rare genetic diseases.

1

Funding Rounds

$8.0m

Money raised

Imperium is a power to command founded in 2011.

Industries:

1

Funding Rounds

$250.0k

Money raised

Senexx is a Stamford, Connecticut-based company founded in 2011 by Zeevi Michel.

1

Funding Rounds

$4.0m

Money raised

A genomics company developing and commercializing microRNA-based diagnostic tests for breast and ovarian cancer

1

Funding Rounds

Alsbridge is a company founded in 2003.

7

Funding Rounds

$64.8m

Money raised

Oxford Performance Materials, Inc. is a South Windsor, Connecticut-based materials science company founded in 2000 by Scott DeFelice.

1

Funding Rounds

$2.6m

Money raised

A company developing wearable bioelectronic devices for the delivery of sustained acoustic medicine

5

Funding Rounds

$15.5m

Money raised

Saphlux is a venture backed company that commercializes a semi-polar gallium-nitride on sapphire material.

1

Funding Rounds

$12.0m

Money raised

Protedyne Corporation is a company that develops faster and smarter robots .

2

Funding Rounds

$5.5m

Money raised

CoreChain Technologies is a New Haven, Connecticut-based company founded in 2022 by Tom Romary, Chris Aguas and RJ Herrick.

Key people:

1

Funding Rounds

Owl Cyber Defense provides hardened network security checkpoints for absolute threat prevention and secure data availability through cross domain and data diode solutions.

1

Funding Rounds

$20.0m

Money raised

VBrick Systems is a company founded in 1998.

1

Funding Rounds

$1.5m

Money raised

SeeClickFix is a New Haven, Connecticut-based company founded in 2008 by Ben Berkowitz.

2

Funding Rounds

$394.0k

Money raised

NXT-ID is a company founded in 2012.

1

Funding Rounds

$14.0m

Money raised

1touch.io is a data Aware Security founded in 2017 by Zak Rubinstein, Itzhak Assaraf and Dimitry Shevchenko.

2

Funding Rounds

$62.8m

Money raised

Budderfly is a Shelton, Connecticut-based company in the energy industry founded in 2007.

Industries:

3

Funding Rounds

$4.0m

Money raised

Noteworthy AI provides vehicle mounted cameras and AI to help electric utilities collect and analyze data on distribution assets at-scale.

3

Funding Rounds

$26.5m

Money raised

ScoreBig is a Los Angeles-based company founded in 2009.

3

Funding Rounds

$5.5m

Money raised

Bioarray Genetics develops and provides gene profiling solutions for application in the treatment of cancer.

2

Funding Rounds

$50.0m

Money raised

SKOUT CYBERSECURITY is a cloud-native, streaming data analytics platform built to deliver effective and affordable cybersecurity products for SMBs, delivered by MSPs.

1

Funding Rounds

$126.0m

Money raised

Halda is inventing novel precision medicines for oncology. Specifically, we are developing RIPTAC™ therapeutics, a new drug modality for the treatment of cancer. Founded by world renowned Yale scientist, Professor Craig Crews, Halda invented RIPTAC therapeutics as an innovative cancer treatment approach that does not rely on traditional oncogenic

Key people:

1

Funding Rounds

$127.3k

Money raised

Sun Fund is a venture capital founded in 2014 by Michael Licamele.

3

Funding Rounds

$60.7m

Money raised

Shelf.io is a company offering a knowledge management platform founded in 2015.

1

Funding Rounds

$2.5m

Money raised

Veridify Security (formerly SecureRF), develops and licenses quantum-resistant, public-key security tools for the low-resource processors powering the Internet of Things.

5

Funding Rounds

$4.3m

Money raised

Operator of a microbrewery intended to serve quality beers. The company's beer is crafted in traditional ales and lagers by a unique line of training wheel beers for the craft beer novice and also operates an engaging taproom which reflects the original qualities of the public houses, enabling consumers to enjoy quality beer and brewing traditions.

Industries:

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