Company lists · Data refreshed September 2026
Top 25 Business services private equity firms based in Seattle, United States
RevenueBase identified 43 business services private equity firms headquartered in Seattle, United States as of September 2026 and tracks 520 professional contacts across them, including 325 with verified work emails. Across the United States, New York is the largest hub for this category (900 companies); Seattle has 43.
This list covers business services private equity firms headquartered in Seattle, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest business services private equity firms based in Seattle, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 202 contacts → | ||||
Strong evidence “Cascadia Capital is an independent investment bank serving entrepreneurs, family-owned businesses, and private equity sponsors in the middle market.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 46 contacts → | ||||
Indirect evidence “Our goal is simple: We strive to empower businesses with the tools and expertise they need to thrive.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 44 contacts → | ||||
Indirect evidence “With 30+ years of middle-market M&A and financial advisory experience,$22 billion in total transaction value, and deep industry knowledge across the Consumer, Industrials, and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 29 contacts → | ||||
Indirect evidence “AMP Services, LLC is an Accounting, Management consulting, and Professional services firm for multi-unit restaurant and retail companies.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 29 contacts → | ||||
Strong evidence “Rainier Partners is a private equity firm rooted in the Pacific Northwest that invests in businesses in the lower middle market, primarily in the Western US and Canada.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 19 contacts → | ||||
Partial evidence “Zachary Scott was founded in 1991 with a simple goal – be a trustworthy partner and advisor for privately-held business owners and managers to help them build their businesses…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 17 contacts → | ||||
Indirect evidence “Lakeside Partners serves as a trusted advisor, providing mergers & acquisitions advisory services to our clients.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 16 contacts → | ||||
Indirect evidence “Led by a team of former business operators and executives who have built and sold companies, Alexander Hutton is an independent, middle market M&A advisory firm that has completed…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 12 contacts → | ||||
Strong evidence “Based in Seattle, Pike Street Capital is a private equity firm focused on lower middle market growth buyouts.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 8 contacts → | ||||
Strong evidence “Columbia River Partners (CRP) is a private investment firm integrating private equity, venture capital and special situations.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 6 contacts → | ||||
Indirect evidence “Novelty Hill Capital is a leading middle market investment bank and financial advisory firm with expertise in mergers and acquisitions, raising capital and evaluating strategic…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 6 contacts → | ||||
Indirect evidence “Our primary objective at Tullius Partners is to create, enhance and maximize the value of our clients’ businesses.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 5 contacts → | ||||
Indirect evidence “At TechStrat we help entrepreneurs, CEOs and shareholders grow and fund technology businesses.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 5 contacts → | ||||
Indirect evidence “As a founder, CEO or investor you make decisions every day that alter the course of a business and impact personnel.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 5 contacts → | ||||
Strong evidence “Montlake Capital is a Pacific Northwest-based private equity firm with extensive investing and operating experience.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 5 contacts → | ||||
Indirect evidence “Based in Seattle, Washington, Skylight Capital was formed to invest in or acquire companies in the Western U.S.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 5 contacts → | ||||
Indirect evidence “Zenith Growth Partners was established to find, acquire, and grow an outstanding business for the long term.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 4 contacts → | ||||
Partial evidence “Frontbridge Capital (“FBC”) is a private investment and advisory firm serving growth-stage companies in the innovation economy, primarily in the technology, media, and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 3 contacts → | ||||
Strong evidence “Generative Capital is a next-generation private equity firm purpose-built to transform late-stage SaaS companies.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 3 contacts → | ||||
Indirect evidence “Nestled amidst the majestic peaks of Mt.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 3 contacts → | ||||
Strong evidence “Gaudium Capital was founded in 2018 with a focus on private equity in the technology sector.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 3 contacts → | ||||
Strong evidence “Ranch Creek Partners is a private equity investment firm focused principally on acquiring control equity positions in public and private companies in the middle market.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 3 contacts → | ||||
Indirect evidence “For the last three decades, Exvere has been advising leading Northwest businesses in liquidity, exit, or growth initiatives.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 3 contacts → | ||||
Strong evidence “Evergreen Pacific Partners is a $700 million private equity firm with a focus on investing in outstanding middle market businesses.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 3 contacts → | ||||
Indirect evidence “Kalalau Capital is an M&A expert supporting business owners and their M&A advisors and investors throughout the entire M&A journey.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: business services private equity firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names business services private equity firms.
- Partial evidence
- Its own public description names part of business services private equity firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name business services private equity firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 43 business services private equity firms based in Seattle, United States
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Business services private equity firms based in Seattle, United States at a glance
As of Sep 27, 2026Companies by employee count
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 43 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among business services private equity firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Seattle, United States whose own description of what they do matches “business services private equity firms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names business services private equity firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among business services private equity firms, and records with no verified work email. Companies headquartered outside Seattle are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 325 across the full list. 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 27, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Business services private equity firms by metro in the United States
- Business services private equity firms in New York900
- Business services private equity firms in Chicago317
- Business services private equity firms in Dallas241
- Business services private equity firms in Los Angeles219
- Business services private equity firms in Boston191
- Business services private equity firms in Houston188
- Business services private equity firms in Atlanta172
- Business services private equity firms in Austin156
- Business services private equity firms in San Francisco146
- Business services private equity firms in Miami144
- Business services private equity firms in Denver116
- Business services private equity firms in Charlotte96
- Business services private equity firms in Tampa68
- Business services private equity firms in San Diego67
- Business services private equity firms in Washington66
- Business services private equity firms in Nashville59
- Business services private equity firms in Newport Beach59
- Business services private equity firms in Minneapolis51
- Business services private equity firms in Scottsdale51
- Business services private equity firms in Philadelphia50
- Business services private equity firms in Cleveland45
- Business services private equity firms in Birmingham43
- Business services private equity firms in Boca Raton43
- Business services private equity firms in New York City41
- Business services private equity firms in Salt Lake City38
- Business services private equity firms in Phoenix35
- Business services private equity firms in Santa Monica35
- Business services private equity firms in Cincinnati34
- Business services private equity firms in Fort Lauderdale32
- Business services private equity firms in Beverly Hills28
- Business services private equity firms in Fort Worth27
- Business services private equity firms in Irvine26
- Business services private equity firms in Pittsburgh26
- Business services private equity firms in Westport26
- Business services private equity firms in Raleigh25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names business services private equity firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many business services private equity firms are there based in Seattle, United States?
RevenueBase identified 43 business services private equity firms headquartered in Seattle, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Cascadia, headquartered in Seattle, tops this list with the largest team on record.
Which city in the United States has the most business services private equity firms?
New York leads the United States with 900 headquartered companies, followed by Chicago (317) and Dallas (241). Seattle has 43.
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 325 verified decision-maker contacts tracked across these 43 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.
Ready to reach these companies? Verified emails and direct dials for all 43 business services private equity firms based in Seattle, United States. Start with a free account, no credit card.
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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 Smart Search, 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.
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