Best FinTech Companies in Stamford, United States
The 49 best FinTech companies in Stamford, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: XO Health.
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 Stamford
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 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 | 11 mo ago | Series C | Todd Meister Co-Founder | 2021 | — | 9,820 patents Patents concentrated in chemistry & materials | 1 launch |
| 2 | Grayscale Online trading platform and asset management for fiat and digital assets | $34M | 40 mo ago | Series C | Peter Mintzberg CEO | 2013 | SanityApple iCloud MailNode.js+29 | — | — |
| 3 | Silo Non-custodial lending platform for cryptocurrency | $31M | 56 mo ago | Funding Raised | Aiham J Founder | 2020 | TurbopackNode.jsTailwind CSS+17 | — | — |
| 4 | Sagent Limited information available | $17M | 305 mo ago | Late Stage | Geno Paluso CEO | 1999 | WordPressMySQLPHP+10 | — | — |
| 5 | BestEx Research Provider of high-performance execution algorithms for equities, futures, and FX trading | $15M | 41 mo ago | Series A | Hitesh Mittal Founder & CEO | 2017 | Webflow EcommerceWebflowMemberStack+23 | — | 1 launch |
| 6 | Adroit Trading Technologies Trade management solutions for multiple assets | $15M | 30 mo ago | Series A | Anil Jaglan Founder | 2014 | WordPressMySQLPHP+11 | — | — |
| 7 | Imperative Execution Alternative trading system for institutional investors | $14M | 92 mo ago | Series A | — | 2016 | — | 10 patents Algorithmic trade execution optimization for electronic securities trading platforms | — |
| 8 | Reinno P2P platform for commercial real estate loans | $11M | 69 mo ago | Series A | Viktor Viktorov Co-Founder & CEO | 2019 | — | — | — |
| 9 | XLerant Provider of cloud-based budgeting, forecasting and reporting solutions. | $8M | 160 mo ago | Acquired | — | 2008 | — | — | — |
| 10 | Lumesis Software for fixed income players | $7M | 146 mo ago | Acquired | — | 2010 | — | 7 patents Financial analytics platforms for underwriting, municipal bond pricing, and disclosure transparency | — |
| 11 | Rellevate Digital bank for consumers | $4M | 51 mo ago | Seed | Stewart Stockdale Co-Founder & CEO | 2019 | WordPressMySQLPHP+28 | — | 1 award |
| 12 | ConnexMarkets Marketplace providing lending solutions | $1M | 66 mo ago | Seed | Timothy Clorite Co-Founder & CEO | 2020 | — | 2 patents Digital loan origination platforms for automated loan application processing | 1 partnership |
| 13 | Nucleus195 Global research distribution platform | $565K | 78 mo ago | Funding Raised | — | 2017 | — | — | — |
| 14 | Finario Enterprise Capex software for strategic capital allocation, planning, and management | $400K | 162 mo ago | Seed | David Straden Founder & CEO | 2011 | WordPressMySQLPHP+37 | — | — |
| 15 | Cashpath Personal Financial Management Savings App with Account Aggregation | $150K | 148 mo ago | Seed | John Ventura Founder & CEO | 2011 | — | — | — |
Top 12 FinTech companies in Stamford
#1
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
#2
Series A · Stamford, Connecticut · founded 2014 · 9 employees$15Mraised▾
Adroit offers trade management solutions for forex and fixed income assets. It provides tools for automating trade execution, portfolio management, optimization, pre & post-trade, regulatory & compliance, risk assessment, smart-routing, settlement, and reporting processes.
- Feb 2024Series A$15M
#3
Series C · Stamford, Connecticut · founded 2013 · 54 employees$34Mraised▾
Online trading platform and asset management for fiat and digital assets. It provides a platform for trading ETFs, cryptocurrencies, and more. It also offers a digital currency investor toolkit that includes a training program for investors.
- Mar 2023Series C$34M
- Dec 2017Seed—
#4
Series A · Stamford, Connecticut · founded 2017 · 24 employees$15.1Mraised▾
Provider of high-performance execution algorithms for equities, futures, and FX trading. These algorithms are designed to optimize liquidity in fragmented markets and minimize transaction costs. The algorithms are customizable by region, contract, or currency pair, offering clients tailored solutions for their specific trading needs. An algorithm management system provides complete transparency and control over execution, including customization, automation, interactive TCA, and reporting. Quantitative research underpins algorithm design, market structure analysis, and educational resources for clients. The company also offers simulations to demonstrate potential performance improvements.
- Mar 2023Series A$10M
- Dec 2020Series A$5M
- Jan 2020Seed$116.8K
#5
Funding Raised · Stamford, Connecticut · founded 2020 · 3 employees$31.1Mraised▾
The non-custodial lending platform for cryptocurrency. It offers solutions for deposit, borrowing, and also enables any collateral token to borrow another. It implements secure and efficient money markets for all token assets through a permissionless, risk-isolating lending protocol.
- Dec 2021ICO$31.1M
#6
Series A · Stamford, Connecticut · founded 2019$10.7Mraised▾
P2P platform for commercial real estate loans. It offers mortgage loans backed by real estate properties. It enables users to transform commercial real estate into an investment instrument with loan potential. It also offers fractional ownership of commercial properties by investing in fiat or crypto.
- Nov 2020Series A$4.5M
- Oct 2020Series A$4.5M
- Sep 2020Seed$1.6M
#7
Seed · Stamford, Connecticut · founded 2019 · 20 employees$4Mraised▾
Digital bank for consumers. It has its license from Sutton Bank through partnerships. Users are offered services such as money transfers, debit cards, cash withdrawals, checking accounts, bill payments, and more. It also enables employees to access earned wages loans.
- Apr 2022Seed$4M
- Jul 2021Conventional Debt$1.3M
- Aug 2020Conventional Debt$797K
#8
Series A · Stamford, Connecticut · founded 2016 · 32 employees$14Mraised▾
Alternative trading system for institutional investors. It features pre & post trade points and bid & offer quotes for performance analysis. Also offers machine learning function for matching frequency and liquidity for subsequent trades.
- Dec 2018Series A$9M
- Apr 2018Seed—
- 2017Seed$5M
#9
Late Stage · Stamford, Connecticut · founded 1999 · 520 employees$16.6Mraised▾
Limited information available
- Feb 2001Post IPO$16.6M
#10
Acquired · Stamford, Connecticut · founded 2008 · 7 employees$8.2Mraised▾
Xlerant is a provider of a cloud-based budgeting, forecasting and reporting solution called BudgetPak. BudgetPak is a SaaS solution, which aims to get department managers and other non-finance personnel in an organization more involved in the budgeting process by presenting them with a non-Excel interface that reduces complexity through features such as situational budgeting, ActionPaks, documentation, revenue and expense planning, asset planning among others. BudgetPak's Interactive Budget Map orients each user to where they are in the process and how they are doing against Finance guidelines, in real-time. The Finance team is presented with more detailed and functional features such as embedded calculations, resource allocation, approval workflows and security. BudgetPak received the highest customer satisfaction rating and ease-of-use score from users in the Pulse of Performance Management 2016 Report published by BPM Partners. Xlerant was also recognized as one of CFO Tech Outlook's Top 10 Budgeting and Forecasting Solution providers for 2016.
- Apr 2013Series A$1.7M
- Jan 2012Series A$3M
- Apr 2011Seed$1.5M
- Oct 2010Convertible Debt$863.6K
#11
Acquired · Stamford, Connecticut · founded 2010 · 24 employees$6.7Mraised▾
Software for fixed income players. It delivers timely data, robust analytical tools and time-sensitive notifications for the fixed income marketplace. Lumesis combines a talented team of developers to generate cutting-edge analytical and notification tools for use by portfolio managers, credit analysts, risk managers, investment bankers, academia and other industry professionals. Products include DIVER Analytics, DIVER Advisor, DIVER data solutions, DIVER Diligence, that caters to providing analytical tools, regulatory advice, insightful reporting and reasonable diligence respectively.
- Jun 2014Series A$2M
- Apr 2013Series A$2M
- Feb 2012Series A$2.8M
#12
Seed · Stamford, Connecticut · founded 2020 · 4 employees$1.4Mraised▾
Marketplace providing lending solutions. It is a platform that connects business borrowers with lenders.
- Feb 2021Seed$1.4M
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
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.