Best FinTech Companies in Waltham, United States
The 31 best FinTech companies in Waltham, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Salary.com.
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 Waltham
| # | Company | Disclosed funding | Last round | Stage | Founder | Founded | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Salary.com Total compensation management and salary data solutions for pay equity | $67M | 49 mo ago | Acquired | — | 1999 | Apple iCloud MailMicrosoft 365Salesforce+30 | — | — |
| 2 | Business.com Accounting and invoice software comparison platform for small businesses | $61M | 188 mo ago | Acquired | — | 1999 | TurbopackNode.jsReact+15 | — | — |
| 3 | MetraTech Online betting platform offering diverse casino games, sports, and esports | $38M | 170 mo ago | Acqui-Hired | — | 1998 | — | 11 patents Automated billing, currency normalization, scheduling, and invoice simulation software solutions. | — |
| 4 | Peppercoin Platform offering PCI compliant payment solutions for loyalty programs | $20M | 256 mo ago | Acqui-Hired | Perry Solomon Founder | 2001 | SentryRadix UITailwind CSS+11 | 6 patents Digital payment and micropayment processing systems for electronic transactions | — |
| 5 | Jassby Budget management platform for kids | $11M | 70 mo ago | Series A | — | 2017 | WordPressMySQLPHP+22 | — | — |
| 6 | inStream Personalised targeted marketing | $5M | 171 mo ago | Deadpooled | Ann Raider ex-CEO | 2007 | — | 2 patents Financial planning software and decision-support systems for personal/enterprise finance | — |
| 7 | AP Intego Insurance Group Digital Insurance provider for small business | — | — | Acquired | Steve Hauck Co-Founder & Managing Director | 2003 | — | — | — |
| 8 | Archimedes Systems Global provider of software and services for financial services and healthcare | — | — | Acqui-Hired | — | 1991 | — | — | — |
Top 6 FinTech companies in Waltham
#1
Acquired · Waltham, Massachusetts · founded 1999 · 145 employees$67Mraised▾
Total compensation management and salary data solutions for pay equity. The company offers an all-in-one platform that integrates with HR systems to provide tools for total compensation management. It simplifies compensation processes, analyzes pay practices, automates survey participation, and manages salary structures. The platform also supports compensation planning with secure, scalable tools for merit and incentive calculations. Job architecture is streamlined with a centralized platform for creating and managing job descriptions, ensuring consistency and compliance. Pay equity analytics help identify disparities and implement strategies for equitable compensation. Pay communications are enhanced to boost trust and retain talent. The company provides access to trusted and accurate data for pricing jobs, including market data and surveys. It offers consulting services, survey participation, and custom market pricing. The platform utilizes AI for HR and compensation, providing an agentic AI platform to support pay decisions. The company aims to empower organizations to achieve fair pay and make informed, confident decisions about compensation.
- Oct 2022Series C—
- Apr 2021Series C$67M
#2
Series A · Waltham, Massachusetts · founded 2017 · 15 employees$10.9Mraised▾
Budget management platform for kids. It allows users to set budgets, send payment and shop. It allows parents to share money with their kids while teaching them about financial literacy. It also offers a Virtual Debit Card powered by Mastercard for kids to pay in-store.
- Jan 2021Series A$2.9M
- Mar 2020Series A$5M
- Oct 2019Conventional Debt$1M
- Jan 2019Conventional Debt$1.2M
#3
Acqui-Hired · Waltham, Massachusetts · founded 2001$19.9Mraised▾
Platform offering PCI compliant payment solutions for loyalty programs. The platform enables members to create and manage loyalty programs. It caters to restaurants and other businesses. It offers various customized cards, both debit and credit, linked to loyalty programs.
- Jun 2005Series B$10M
- Nov 2004Convertible Debt$3M
- Sep 2003Series A$4.2M
- Jun 2003Seed$1M
#4
Acqui-Hired · Waltham, Massachusetts · founded 1998 · 119 employees$38.2Mraised▾
Online betting platform offering diverse casino games, sports, and esports. It provides a wide array of options including sports betting, casino games, slot games, lottery, and esports. The platform focuses on user experience with an intuitive website and mobile application. It emphasizes security, offering multiple payment channels and customer service. The platform provides various betting options, promotions, and a VIP program. It aims to deliver a comprehensive and engaging online betting experience with diverse games and betting opportunities. The platform offers features like account registration, login, deposits, and withdrawals.
- Sep 2012Series A$30.7M
- Nov 2004Unattributed$7.5M
#5
Acquired · Waltham, Massachusetts · founded 1999 · 370 employees$61Mraised▾
Accounting and invoice software comparison platform for small businesses. It also offers human resources, finance, marketing, technology, business-related news, and more. It also offers knowledge, articles, and guidance for businesses development.
- Feb 2011Series C—
- 2000Series C$61M
#6
Deadpooled · Waltham, Massachusetts · founded 2007 · 26 employees$4.6Mraised▾
inStream provides the power of personalized real-time targeted marketing via POS and digital receipts, targeted promotions, mobile marketing, and social media marketing. Allows retailers to print ads – in graphics – on customer receipts, send Digital Receipts to their inbox, deliver relevant content based on customer-specific purchase. Links loyalty accounts to social media and apps for sales and marketing.
- Jul 2012Series A$2M
- Mar 2010Conventional Debt$843K
- Sep 2009Series A$2.6M
- Mar 2009Seed—
Funding & investor landscape
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.