Company lists · Data refreshed September 2026

Top 25 Enterprise startups based in Seattle, United States

Name: Enterprise startups based in Seattle, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 70 companies tracked

RevenueBase identified 70 company matches for enterprise startups associated with Seattle, United States as of September 2026 and tracks 986 professional contacts across them, including 421 with verified work emails. Across the United States, New York is the largest hub for this category (494 companies); Seattle has 70.

This list covers company matches for enterprise startups associated with Seattle, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 28, 2026 How this list was built

70Companies

986Contacts tracked

421Verified emails

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The 25 largest enterprise startups based in Seattle, United States

Ranked by team size

Top 25 of 70 company matches for enterprise startups based in Seattle, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Blackstone EIT	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	270 contacts →
	Exact match “Blackstone eIT is a leading System Integrator (SI) and Independent Software Vendor (ISV), globally dedicated to engineering transformative enterprise solutions and intelligent…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Ukad Umbraco, Optimizely And Azure Solution Partner	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	201-500	123 contacts →
	Exact match “UKAD is a helping companies extend engineering capacity and deliver complex solutions with predictable outcomes.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Audax Labs	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	51-200	94 contacts →
	Exact match “Audax Labs - Outcome-Driven Innovation!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Madrona	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	84 contacts →
	Exact match “Seed, early stage and acceleration stage investor and partner for founders.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	2nd Watch	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	201-500	67 contacts →
	Exact match “2nd Watch is now Ollion.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Tola Capital	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	40 contacts →
	Exact match “Tola Capital is a venture capital firm that focuses on the once-in-a-generation opportunity to invest in the next wave of enterprise software companies enabled by the new data and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Pioneer Square Labs	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	40 contacts →
	Exact match “Pioneer Square Labs is a Seattle-based studio that creates and launches technology startups.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Palador	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	28 contacts →
	Exact match “Palador has provided successful enterprise solutions and strategic initiatives for mobility, app and web development and data and software integration since 2005.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	FUSE	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	24 contacts →
	Exact match “FUSE is a venture capital firm based in the Pacific Northwest that partners with early-stage software entrepreneurs.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	SITG	Exact match	Seattle, United StatesHQ recorded Sep 28, 2026	11-50	19 contacts →
	Exact match “SITG has experience and expertise in building complex Cloud & Enterprise applications esp.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Voyager Capital	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	15 contacts →
	Exact match “Voyager Capital is a leading Pacific Northwest venture firm providing entrepreneurs with the resources, experience and connections to build successful technology companies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Acequia Capital	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	11 contacts →
	Exact match “The Acequia Capital partnership and distributed network is agile, diversified, and market tested.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Unlock Venture Partners	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	11 contacts →
	Exact match “Unlock Venture Partners is a venture capital firm focused on early-stage technology investments in Seattle and Los Angeles.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Rivet Hammer	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	9 contacts →
	Exact match “At Rivet Hammer, we specifically look for partnerships where we can apply years of building successful technology companies to the business strategy and product development…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Looi Consulting LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	7 contacts →
	Exact match “Looi Consulting LLC, a dynamic US-based technology consulting and solutions powerhouse, specializes in propelling businesses forward by seamlessly integrating people and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Tecknowcore LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	6 contacts →
	Exact match “Tecknowcore is a boutique technology partner supporting multinational organizations in the design and delivery of complex, mission-critical digital solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	RA Delta	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	51-200	6 contacts →
	Exact match “A multi-vertical investor program that was founded in 2018 with a goal to support progressive and passionate entrepreneurs in starting up and scaling up their business.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Fortson VC	Exact match	Seattle, United StatesHQ recorded Sep 28, 2026	1-10	5 contacts →
	Exact match “Fortson VC is a venture capital firm based in the pacific northwest that partners with curious and courageous founders who are pushing the boundaries of what’s possible.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Founders Co-Op	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	4 contacts →
	Exact match “Founders Co-op is the leading seed-stage investment fund in the Pacific Northwest.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Aerware Technologies	Exact match	Seattle, United StatesHQ recorded Sep 28, 2026	1-10	4 contacts →
	Exact match “Innovating for tomorrow” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Cloudwind	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	3 contacts →
	Exact match “CloudWind is a leading provider of cutting-edge technologies and services, offering scalable solutions for businesses of all sizes.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Uprise Ventures	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	2 contacts →
	Exact match “Uprise is: a venture studio, a validation lab, and a micro PE firm.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	View Different	Exact match	Seattle, United StatesHQ recorded Sep 28, 2026	1-10	2 contacts →
	Exact match “Our portfolio primarily consists of seed and early-stage investments.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Voystar Ventures	Exact match	Seattle, United StatesHQ recorded Sep 28, 2026	11-50	1 contacts →
	Exact match “We help accelerate disruptive ideas into successful platforms.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Inner Product LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	1 contacts →
	Exact match “Inner Product builds great software for the enterprise.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “enterprise startups”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 70 enterprise startups based in Seattle, United States

See the full list, filter by size, metro and specialty, and access 421 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Enterprise startups based in Seattle, United States at a glance

As of Sep 28, 2026

42.7%Verified-email coverage

14.1Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Seattle, so it is reported there. Company counts and contact totals on this page are exact for Seattle, over 70 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Seattle, United States whose business descriptions match “enterprise startups” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 421 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Enterprise startups by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “enterprise startups”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many enterprise startups are there based in Seattle, United States?

RevenueBase identified 70 company matches for enterprise startups associated with Seattle, United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Blackstone EIT tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most enterprise startups?

New York leads the United States with 494 company records, followed by San Francisco (364) and Los Angeles (159). Seattle has 70.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 421 professional contacts with verified work emails tracked across these 70 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.