Best FinTech Companies in Connecticut, United States
The 228 best FinTech companies in Connecticut, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Zinnia.
Biggest earners American Express Co ($10.5B, +9% YoY), Mastercard Inc ($8.3B, +13% YoY), Flex Ltd. ($6.6B, +4% YoY), Fiserv Inc ($5.0B, +10% YoY)
Our analysis of 243 FinTech companies
$56.0b in tracked funding; 98% of the stack-profiled cohort runs cloud-native; funding activity peaked in 2025.
Ranked: Best FinTech companies in Connecticut
| # | Company | Disclosed funding | Last round | Stage | Employees | Founded | Founder | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Zinnia Provider of technology platforms for life insurance and annuity products. | $300M | 20 mo ago | Late Stage | 1,500 | 2005 | Michele Trogni Chief Executive Officer & Chair | — | 1 internship · 1 launch |
| 2 | LogicSource Offers cloud-based sourcing and procurement solution | $206M | 50 mo ago | Series C | 196 | 2009 | — | — | — |
| 3 | Cedar Gate Provider of analytical decision tools for healthcare enterprises to manage payments | $200M | 65 mo ago | Late Stage | 41 | 2014 | David Snow Chairman & CEO | — | 1 job opening |
| 4 | Greenworks Lending Lending platform for commercial buildings | $190M | 74 mo ago | Acquired | 89 | 2015 | Jessica Bailey CEO | — | — |
| 5 | Libertas Funding Provider of short-term, revenue-based financing to small and medium-sized businesses | $75M | 14 mo ago | Funding Raised | 84 | 2016 | Randy Saluck CEO | — | — |
| 6 | Insurity AI and cloud-based policy management and claims administration solutions | $57M | 55 mo ago | Acquired | 522 522 → 1,237 (+137%) | 1985 | — | — | 2 launchs · 1 award |
| 7 | One River Asset Management Diversified investment management firm 55Funding top 21%Product top 26%Innovation top 34%Talent bottom 49% All 8 signals ▾Fundingtop 21% Producttop 26% Innovationtop 34% Talentbottom 49% Marketbottom 48% Globalbottom 37% Techbottom 29% Newsbottom 22% Funding: Raised $56.0M across 3 rounds · 3 rounds over 6 yrs (0.5/yr) Product: 4 distinct product lines · Company stage: Acquired rank vs industry peers · Fliar Intelligence Index 55/100 | $56M | 3 mo ago | Acquired | 38 | 2013 | Eric Peters Founder & CEO | — | — |
| 8 | XO Health Platform offering health plans 57Patents top 20%Funding top 27%Moat top 28%Talent top 28% All 8 signals ▾Patentstop 20% Fundingtop 27% Moattop 28% Talenttop 28% Innovationtop 32% Producttop 40% Globalbottom 40% Marketbottom 37% Patents: 9,865 patents matched (strict assignee match) · 2246 filings since 2022 vs 3287 in 2017-21 Funding: Raised $52.2M across 1 rounds · 1 rounds over 1 yrs (1.0/yr) rank vs industry peers · Fliar Intelligence Index 57/100 | $52M | 9 mo ago | Series C | — | 2021 | Todd Meister Co-Founder | 9,865 patents Cell and protein therapeutics for cancer, immune modulation, imaging, and tissue regeneration | 1 launch |
| 9 | Inbox Health Cloud-based medical billing and payment management solution for healthcare companies 69Funding top 26%Moat top 31%Tech top 32%Growth top 35% All 8 signals ▾Fundingtop 26% Moattop 31% Techtop 32% Growthtop 35% Talenttop 38% Markettop 43% Newsbottom 31% Globalbottom 29% Funding: Raised $48.4M across 8 rounds · 8 rounds over 12 yrs (0.7/yr) Moat: Editorial + unicorn rating 8/10 · Soonicorn rank vs industry peers · Fliar Intelligence Index 69/100 | $48M | 9 mo ago | Series B | 96 | 2014 | Blake Walker CEO & ex-Co-Founder | — | — |
| 10 | Sproutt Online life insurance comparison platform for individuals | $38M | 57 mo ago | Series B | 56 | 2019 | Itai Brickner Chief Technology Officer And Co Founder | — | — |
| 11 | Triple Point Technology Online platform for trading and risk management solution | $38M | 238 mo ago | Acquired | 130 | 1993 | — | — | — |
| 12 | Payveris Cloud-based platform transforming billing, payments, and money movement for diverse industries | $36M | 64 mo ago | Acquired | 69 | 2011 | — | — | — |
| 13 | Grayscale Online trading platform and asset management for fiat and digital assets | $34M | 39 mo ago | Series C | 54 | 2013 | Peter Mintzberg CEO | — | — |
| 14 | Silo Non-custodial lending platform for cryptocurrency | $31M | 54 mo ago | Funding Raised | 3 | 2020 | Aiham J Founder | — | — |
| 15 | Oasis Pro Markets Alternative trading platform for digital securities | $27M | 49 mo ago | Acquired | 7 | 2008 | Pat Lavecchia CEO and Founder | — | — |
| 16 | Continuity AI-based platform for risk and compliance solutions | $23M | 56 mo ago | Acquired | 26 | 2008 | — | 4 patents AI-driven software development assistance and code generation tools | — |
| 17 | Payrailz Financial technology solutions empowering financial institutions and businesses with innovative digital… | $21M | 69 mo ago | Acqui-Hired | 59 | 2016 | Fran Duggan CEO | — | — |
| 18 | TaxCloud Software-based sales tax management platform for businesses | $21M | 16 mo ago | Series B | 29 | 2008 | — | — | 1 launch |
| 19 | SCIO Health Analytics Provides payment integrity solutions for healthcare organizations | $18M | 137 mo ago | Acquired | 302 | 2007 | Karthik Krishnaswami Co-Founder | — | — |
| 20 | Sagent Limited information available | $17M | 303 mo ago | Late Stage | 520 | 1999 | Geno Paluso CEO | — | — |
| 21 | JKBX Music investment platform that democratizes ownership of music royalties using blockchain | $16M | 36 mo ago | Series B | 34 | 2022 | Scott Cohen Founder & CEO | — | — |
| 22 | BestEx Research Provider of high-performance execution algorithms for equities, futures, and FX trading | $15M | 39 mo ago | Series A | 24 | 2017 | Hitesh Mittal Founder & CEO | — | 1 launch |
| 23 | Adroit Trading Technologies Trade management solutions for multiple assets | $15M | 28 mo ago | Series A | 9 | 2014 | Anil Jaglan Founder | — | — |
| 24 | Green Check Verified Provider of compliance and risk management solutions for financial institutions | $14M | 31 mo ago | Series A | 42 42 → 43 (+2%) | 2017 | — | — | — |
| 25 | Imperative Execution Alternative trading system for institutional investors | $14M | 90 mo ago | Series A | 32 | 2016 | — | 10 patents Algorithmic trade execution optimization for electronic securities trading platforms | — |
| 26 | CoreChain Blockchain-based payment processing solutions for businesses | $12M | 29 mo ago | Acquired | 12 | 2019 | Tom Romary Co-Founder and Chief Commercial Officer | — | — |
| 27 | Ennabl Provider of a data platform for insurance brokers and agents | $12M | 34 mo ago | Series A | 41 | 2020 | Anton Chudinovskikh Co-Founder | — | 3 launchs |
| 28 | FinTron Digital wealth management solution | $12M | 31 mo ago | Acquired | 22 | 2018 | Wilder Rumpf Co-Founder & President | — | — |
| 29 | Center Pixel Online marketplace for non-fungible tokens | $11M | 46 mo ago | Seed | 8 | 2019 | Omar Bohsali Founder & CEO | — | — |
| 30 | Reinno P2P platform for commercial real estate loans | $11M | 67 mo ago | Series A | — | 2019 | Viktor Viktorov Co-Founder & CEO | — | — |
| 31 | TransEngen Payment processing solutions for the healthcare providers | $10M | 190 mo ago | Acquired | 13 | 2006 | — | — | — |
| 32 | Insuritas Insurance agency management solutions for insurance brokers | $10M | 166 mo ago | Acquired | 84 | 1998 | — | — | — |
| 33 | PCR Provider of financial data aggregation and reporting solutions for investments | $10M | 98 mo ago | Acquired | 177 | 2000 | — | 17 patents Antioxidant topical skin formulations protecting against oxidative stress and inflammation | — |
| 34 | Cicada White-label trading platforms for trading in multiple assets | $9M | 6 mo ago | Series A | 21 | 2021 | Javier Rivero Co-Founder & Co-CEO | 3 patents Foldable portable beds and protective sprinkler enclosure hardware for fire safety systems. | — |
| 35 | bastion Bastion is a lending, borrowing and exchange protocol built on Aurora, the Ethereum-compatible layer of the… | $9M | 49 mo ago | Series A | 5 | 2021 | — | 34 patents Downhole pressure generation and tubular manipulation systems for oil‑field drilling. | — |
| 36 | Symbridge Blockchain-based trading platform for forex, cryptocurrency, and asset-backed tokens | $9M | 53 mo ago | Deadpooled | 20 | 2019 | Alexander Kravets Co-Founder & CEO | — | — |
| 37 | XLerant Provider of cloud-based budgeting, forecasting and reporting solutions. | $8M | 158 mo ago | Acquired | 7 | 2008 | — | — | — |
| 38 | KurateDAO NFT-based platform to curate the information | $7M | 51 mo ago | Seed | — | 2022 | Michael Fischer CEO | — | — |
| 39 | Fennel Online platform for ESG-driven investments | $5M | 43 mo ago | Seed | 24 | 2021 | Daniel Naim Founder & CEO | — | — |
| 40 | ValidSoft Provider of voice biometrics and deepfake protection security authentication solutions 57AI top 20%Innovation top 23%Product top 26%Funding top 37% All 9 signals ▾AItop 20% Innovationtop 23% Producttop 26% Fundingtop 37% Moattop 48% Talentbottom 49% Techbottom 46% Globalbottom 44% Marketbottom 31% AI: Classified as an AI company Innovation: 8 product lines · Deep-tech classification: Artificial Intelligence rank vs industry peers · Fliar Intelligence Index 57/100 | $4M | 3 mo ago | Acquired | 17 17 → 37 (+118%) | 2003 | Pat Carroll Founder & CEO & Executive Chairman | — | — |
| 41 | Aureus Big data analytics products for BFSI sector | $4M | 63 mo ago | Seed | 49 | 2013 | Nitin Purohit CTO & Co-Founder | — | — |
| 42 | Rellevate Digital bank for consumers | $4M | 49 mo ago | Seed | 20 | 2019 | Stewart Stockdale Co-Founder & CEO | — | 1 award |
| 43 | Revise Decentralized tools for building an NFT marketplace | $4M | 49 mo ago | Seed | 11 | 2022 | Raunaq Vaisoha Co-Founder & CEO | — | — |
| 44 | Frontier Risk Insurance broker providing tailored insurance coverages for the cannabis industry | $3M | 16 mo ago | Seed | 5 | 2022 | James Whitcomb Chief Executive Officer | — | — |
| 45 | 8vdX Provider of AI models automating workflows for credit and hedge funds | $3M | 48 mo ago | Seed | 8 | 2021 | Vijay Lavhale Co-Founder | — | — |
| 46 | Spritz Finance Platform for cryptocurrency-based bill payments | $2M | 48 mo ago | Seed | 8 | 2022 | Christopher Sheehan Founder & CEO | — | 1 launch |
| 47 | Raise Green Developer of a crowdfunding platform for renewable energy and climate solution projects | $2M | 36 mo ago | Seed | 9 | 2011 | Jackie Logan CoFounder | — | — |
| 48 | Circa Online rental payment management software for tenants, owners, and rental managers | $2M | 50 mo ago | Acquired | 11 | 2019 | — | — | — |
| 49 | The Innovative CPA Group Accounting firm offering a range of services, including accounting, tax, fiduciary, trust, and estate services | $2M | 18 mo ago | Funding Raised | — | 2017 | Lauren Shugrue Co-Founder | — | — |
| 50 | Quorus Online investment platform focused on democratize access to personalized investing | $1M | 3 mo ago | Seed | 6 | 2022 | Scott Shumway Co-Founder & CTO | — | — |
Top 12 FinTech companies in Connecticut
#1
Acquired · Greenwich, Connecticut · founded 2013 · 38 employees$56Mraised▾
Diversified investment management firm
- Feb 2026Series A$73.1K
- Sep 2021Series A$41M
- Oct 2020Seed$15M
#2
Series B · New Haven, Connecticut · founded 2014 · 96 employees$48.4Mraised▾
Inbox Health offers a cloud-based medical billing and payment management solution for healthcare companies. It features a data-driven platform that automates and personalizes the entire patient billing communication process. It creates practice management tools that improve revenue cycle management, insurance eligibility, patient balance estimates, and patient invoicing. It also offers digital insurance cards for patients to provide updates related to medical billing and payment transactions. The company covers insurance and benefits for healthcare organizations.
- Sep 2025Conventional Debt—
- Jul 2025Series B$20M
- May 2023Series B$22.5M
- Mar 2021Series A$15M
#3
Series C · Stamford, Connecticut · founded 2021$52.2Mraised▾
Platform offering health plans. It enables employers to manage their healthcare plans, offering their employees better plans.
- Aug 2025Series C$52.2M
#4
Acquired · Hartford, Connecticut · founded 2003 · 17 employees$4.2Mraised▾
Provider of voice biometrics and deepfake protection security authentication solutions. The company delivers voice identity assurance for contact centers and omnichannel communications. It offers digit-based voice authentication, speech analysis algorithms, and multi-factor authentication. The business provides technology that detects synthetically generated speech from genuine human speech.
- Mar 2026Series A$449.3K
- Mar 2025Series A$260K
- Mar 2023Series A$300K
- Mar 2021Series A$12.9M
#5
Series A · Greenwich, Connecticut · founded 2021 · 21 employees$9.1Mraised▾
White-label trading platforms for trading in multiple assets. It provides a trading platform for global emerging markets. Its features include building financial infrastructure for capital markets.
- Dec 2025Series A$13.5M
- Nov 2024Seed$1M
- Apr 2024Seed$1.5M
- May 2022Seed$7.6M
#6
Late Stage · Greenwich, Connecticut · founded 2005 · 1500 employees$300Mraised▾
Provider of technology platforms for life insurance and annuity products. It builds platforms supporting the life and annuities industry lifecycle. The platforms enable carriers to design and launch new products, distribute them through multiple channels, and service policies. The company's solutions connect distributors with individuals seeking life and annuity products. It also transforms legacy processes and systems to deliver digital experiences, integrating with existing administration platforms to streamline operations for advisors, policyholders, and carriers.
- Oct 2024PE$300M
#7
Funding Raised · Greenwich, Connecticut · founded 2016 · 84 employees$75Mraised▾
Provider of short-term, revenue-based financing to small and medium-sized businesses. It offers capital to close funding gaps for businesses on a growth trajectory. The company’s underwriting platform uses technology to streamline customer service. It collaborates with businesses and their financial partners to offer financing solutions.
- Apr 2025Conventional Debt$75M
- Sep 2021Conventional Debt—
#8
Seed · Fairfield, Connecticut · founded 2022 · 6 employees$1.5Mraised▾
Online investment platform focused on democratize access to personalized investing
- Mar 2026Seed$5M
- Jun 2025Seed$4.6M
- Mar 2023Seed$1.5M
#9
Series B · Norwalk, Connecticut · founded 2008 · 29 employees$21.1Mraised▾
Software-based sales tax management platform for businesses. Some of the features offered are tax compliance, sales tax reporting, and sales tax calculation based on location and calendar. It also offers features for tax filing, tax returns, tax audits, and more.
- Jan 2025Series B$2M
- Apr 2023Series B$20M
- Feb 2015Seed$1.1M
- Dec 2011Seed$135K
#10
Seed · Westport, Connecticut · founded 2022 · 5 employees$3.1Mraised▾
Insurance broker providing tailored insurance coverages for the cannabis industry. It offers insurance solutions for various cannabis verticals, including cultivation, delivery, distribution, extraction, laboratories, and manufacturing. It provides multiple insurance products such as builders risk, business owners policy, commercial auto, cyber liability, and workers' compensation. The company also delivers insights and analysis on the cannabis industry through announcements, case studies, and news updates.
- Jan 2025Seed$3M
- May 2023Seed$3.1M
#11
Series C · Norwalk, Connecticut · founded 2009 · 196 employees$205.7Mraised▾
Offers cloud-based sourcing and procurement solution. The company specializes in providing cloud-based total sourcing and procurement solutions. The company offers tactical, strategic sourcing, complex category and transaction management, procurement, and trafficking solutions. It provides OneMarket, cloud-based procurement automation, management, and measurement solution. Additionally, the company offers technology, advisory, and co-sourcing solutions. It caters to retail, consumer packaged goods, finance, insurance, travel, leisure, and healthcare industries.
- Apr 2022Series C$180M
- Oct 2020Series B$500K
- Nov 2013Series B$13M
- Jan 2012Series A$2M
#12
Funding Raised · Trumbull, Connecticut · founded 2017$1.6Mraised▾
Accounting firm offering a range of services, including accounting, tax, fiduciary, trust, and estate services. It caters to businesses and high net-worth individuals. It offers a range of services including tax compliance, consulting, and audit and review services.
- Dec 2024Conventional Debt$1.6M
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of FinTech coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
How research on Fintech is moving in the United States
A read on the academic research around Fintech — which themes are gaining ground, the institutions and researchers driving them, and how the tone is shifting. Based on 907 United States-affiliated papers.
- Film Independent54
- United States Department of Commerce26
- Community Partners22
- University of Virginia18
- International Monetary Fund12
- Financial services42
- Database transaction16
- Payment15
- Scalability12
- Credit risk11
- Financial services7→190
- Financial inclusion2→74
- Payment2→50
- Mobile payment3→29
- Leverage (statistics)1→21
- Financial services9→149
- Financial inclusion1→56
- Payment2→27
- Investment (military)1→19
- Cryptocurrency1→17
Where fintech is researched across United States
Location clusters by institution affiliation — each city's volume, stance tone, and a quick read on its hot topic, what's advancing, the opening opportunity, and the main concern.
Who's filing fintech patents in the United States
United States fintech patent filing is accelerating — 20 filings from 16 assignees (2016–2025), led by Mastercard International, Verifone, Financial Cloud Innovations; annual filings 1→7.
- Mastercard International20
- Verifone4
- Financial Cloud Innovations2
- Atombeam Technologies2
- Salah ALI Khalil1
- LNW Gaming1
- Kassetty Nikhil1
- DR Mariappan RAJA1