| # | Company | Employees |
|---|---|---|
| 1 |
Blackboardblackboard.com
Delivers digital environment for teaching and learning through an AI-advanced LMS, accessibility tools, and institutional effectiveness solutions. |
2,759 |
| 2 |
Arcadiaarcadia.com
Arcadia is an energy data company democratizing access to global energy data to enable companies to act on their environmental impact and create climate tech solutions |
1,363 |
| 3 |
Teaching Strategiesteachingstrategies.com
A leading provider of early childhood curriculum, assessment, and professional development resources, emphasizing the critical foundation for school success in the first 8 years of a child's life |
1,323 |
| 4 |
Mapboxmapbox.com
Leading real-time location platform providing tools, applications, data, SDKs, and APIs for navigation of people, packages, and vehicles. |
984 |
| 5 |
ENGIE Impactengieimpact.com
Sustainability solutions provider for corporations, cities, and governments worldwide, offering strategic and technical support to tackle complex sustainability challenges Leader in zero-carbon transition |
934 |
| 6 |
Casepointcasepoint.com
AI-driven platform enabling corporations and agencies to collect, preserve, and analyze data for litigation, compliance, and investigations efficiently. |
892 |
| 7 | 467 | |
| 8 |
Bizagibizagi.com
Innovative platform for low-code process automation that connects people, applications, robots, and information, enabling seamless collaboration between business and IT |
439 |
| 9 |
Bloomberg Governmentabout.bgov.com
The company provides news, analytics, and data-driven decision tools to government affairs professionals, aiding in government action influence |
433 |
| 10 |
Sayarisayari.com
A global corporate transparency and risk identification company providing commercial risk intelligence software utilized by financial institutions, Fortune 100 companies, and government agencies worldwide |
372 |
| 11 |
FiscalNotefiscalnote.com
A leader in policy and global intelligence, providing critical insights and tools to empower organizations to stay ahead of political and business risk |
367 |
| 12 |
Morning Consultmorningconsult.com
Provides real-time, AI-driven consumer insights and decision intelligence through a vast global survey engine spanning over 100 markets. |
323 |
| 13 |
Sublime Securitysublime.security
AI-powered email security platform detecting and preventing email attacks, reducing incident response time for security teams. |
308 |
| 14 |
Virtruvirtru.com
A global leader in data privacy and protection, enabling customers to control their data through end-to-end encryption for various platforms |
269 |
| 15 |
Everfieverfi.com
An international technology company providing digital education to help companies achieve corporate social responsibility goals and drive social impact |
261 |
| 16 |
Windwardwindward.ai
Provides AI-powered maritime intelligence platform automating operations, mitigating risks, and enabling organizations to navigate complex global trade confidently and efficiently. |
261 |
| 17 |
Babel Streetbabelstreet.com
This company offers advanced data analytics and intelligence platforms to aid government and commercial brands in making informed decisions and managing risks effectively |
261 |
| 18 |
CoreViewcoreview.com
CoreView is a leading Microsoft 365 management platform, providing delegated administration, automated governance, and optimization tools for IT teams worldwide |
199 |
| 19 |
Enquire AIenquire.ai
Enquire AI helps enterprises access real-time global expertise through an AI-powered platform, connecting users with an exclusive expert network for knowledge sharing and rewards |
196 |
| 20 |
Aristotlearistotle.com
Political technology pioneer providing campaign software, voter data, PAC services, and customer support for political organizations and individuals involved in the political process |
186 |
| 21 |
DNSFilterdnsfilter.com
Provider of threat protection and content filtering software for MSP partners, mid-sized, and enterprise companies, blocking malicious site content and providing IT team visibility |
177 |
| 22 |
Leadership Connectleadershipconnect.io
It provides data-driven decision intelligence for policy and procurement, helping clients navigate government organizations and build influential relationships effectively. |
148 |
| 23 |
ChurnZerochurnzero.com
It provides tools and support for subscription businesses to enhance customer success, reduce churn, and drive revenue growth effectively. |
147 |
| 24 |
Hydrosathydrosat.com
The company offers daily high-resolution thermal data and analytics for applications in food security, public safety, and environmental monitoring |
108 |
| 25 | 82 | |
| 26 |
Rally Health / Audax HealthRallyHealth.com
A digital health company offering a platform for individuals to manage their health and healthcare needs through personalized support, marketplace, and care provider search |
82 |
| 27 | 62 | |
| 28 |
Ordway - Billing and Revenue Automationordwaylabs.com
A high-growth SaaS company in Washington DC providing financial software for subscription billing, accounts receivable, revenue recognition, and business reporting |
61 |
| 29 |
Asurityasurity.com
The company provides dynamic solutions for the financial services industry, offering compliance support, risk analysis, data infrastructure, and customer support |
50 |
| 30 | 49 | |
| 31 |
Prime Dashprimedash.com
This company provides innovative financial solutions using Machine Learning and Artificial Intelligence, including tools for loan processing, credit management, decision-making, and automation |
37 |
| 32 |
Hydehydelabs.ai
A platform solving excess inventory for apparel brands by predicting demand, planning inventory, logistics, and monetizing excess stock |
32 |
| 33 |
OneTouch HCMbenepaytech.com
A company that solves HR administrative challenges by leveraging technology to provide integrated solutions for benefits, payroll, and compliance |
26 |
| 34 |
Deciledecile.com
Customer data and analytics platform helping brands grow profitably by simplifying data insights to build loyalty, optimize strategy, and drive brand value |
16 |
| 35 |
Aire (FinTech)airelabs.com
A company providing credit solutions supported by Experian's expertise and resources |
15 |
| 36 |
Gigasheetgigasheet.com
It provides a user-friendly platform for analyzing large datasets without coding, integrating various data sources while maintaining governance and access controls. |
12 |
| 37 |
fuelAIfuel-ai.com
FuelAI brings the intelligence aspect of AI into sales, with FUEL working tirelessly to nurture leads and keep sales calendars full |
9 |
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 9, 2026.
More company lists in Washington
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- Higher Education companies in Washington 35
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- Business Consulting and Services companies in Washington 32
- International Affairs companies in Washington 28
The same list elsewhere in United States
- SaaS companies in the United States 5,726
- SaaS companies in New York 851
- SaaS companies in San Francisco 690
- SaaS companies in Boston 179
- SaaS companies in Austin 169
- SaaS companies in Chicago 126
- SaaS companies in Atlanta 105
- SaaS companies in Palo Alto 98
- SaaS companies in San Jose 78
- SaaS companies in Denver 75
- SaaS companies in Seattle 73
- SaaS companies in Miami 69
- SaaS companies in Dallas 67
- SaaS companies in Los Angeles 65
- SaaS companies in Houston 62
- SaaS companies in Santa Clara 58
- SaaS companies in Mountain View 54
- SaaS companies in San Diego 49
- SaaS companies in Sunnyvale 36
- SaaS companies in Tampa 34
- SaaS companies in Raleigh 27
- SaaS companies in Charlotte 26
- SaaS companies in Salt Lake City 26