Company lists · Data refreshed September 2026

Top 25 Lower middle market consulting firms based in Seattle, United States

RevenueBase identified 95 lower middle market consulting firms headquartered in Seattle, United States as of September 2026 and tracks 614 professional contacts across them, including 334 with verified work emails. Across the United States, New York is the largest hub for this category (598 companies); Seattle has 95.

This list covers lower middle market consulting 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 28, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review
95Companies
614Contacts tracked
334Verified emails
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The 25 largest lower middle market consulting firms based in Seattle, United States

Ranked by team size
Top 25 of 95 lower middle market consulting firms based in Seattle, United States, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to lower middle market consulting firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceSeattle, WA, United StatesHQ checked Sep 28, 202651-200202 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 28, 2026
2Indirect evidenceSeattle, WA, United StatesHQ checked Sep 28, 202611-5046 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 28, 2026
3Strong evidenceSeattle, WA, United StatesHQ checked Sep 28, 202611-5044 contacts →

Strong 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 28, 2026
4Partial evidenceSeattle, WA, United StatesHQ checked Sep 28, 202651-20029 contacts →

Partial 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 28, 2026
5Partial evidenceSeattle, WA, United StatesHQ checked Sep 28, 202611-5028 contacts →

Partial evidence

“Forum Solutions is a management consulting firm partnering with leaders to turn strategy into results and disruption into lasting advantage.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceSeattle, WA, United StatesHQ checked Sep 28, 202611-5019 contacts →

Indirect 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 28, 2026
7Strong evidenceSeattle, WA, United StatesHQ checked Sep 28, 202611-5017 contacts →

Strong evidence

“Oxygen is a boutique consulting services firm that drives business growth for corporate enterprise and mid-market companies.”

Source: RevenueBase Database · checked Sep 28, 2026
8Strong evidenceSeattle, WA, United StatesHQ checked Sep 28, 202611-5016 contacts →

Strong 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 28, 2026
9Partial evidenceSeattle, WA, United StatesHQ checked Sep 28, 202611-5012 contacts →

Partial evidence

“We are experienced sales, marketing and product experts with firsthand knowledge of working in large multinational technology companies bringing seasoned, passionate consultants…”

Source: RevenueBase Database · checked Sep 28, 2026
10Strong evidenceSeattle, WA, United StatesHQ checked Sep 28, 20261-1012 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 28, 2026
11Partial evidenceSeattle, WA, United StatesHQ checked Sep 28, 20261-109 contacts →

Partial evidence

“Joule Growth Partners provides high-quality, right-sized financial and operational leadership and consulting to small, growing, and mid-sized organizations Grounded in smart…”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceSeattle, WA, United StatesHQ checked Sep 28, 20261-107 contacts →

Partial evidence

“enlight is a boutique consulting firm that helps mid-cap businesses, family offices and select non-profits navigate their most important challenges.”

Source: RevenueBase Database · checked Sep 28, 2026
13Strong evidenceSeattle, WA, United StatesHQ checked Sep 28, 202611-506 contacts →

Strong 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 28, 2026
14Partial evidenceSeattle, WA, United StatesHQ checked Sep 28, 202611-504 contacts →

Partial evidence

“Consilium Group, in combination with its sister firm LMC Consulting, is a premier Pacific Northwest based management consulting firm offering the experience of a global consulting…”

Source: RevenueBase Database · checked Sep 28, 2026
15Indirect evidenceSeattle, WA, United StatesHQ checked Sep 28, 20261-103 contacts →

Indirect evidence

“Most companies don't lack talent or ideas.”

Source: RevenueBase Database · checked Sep 28, 2026
16Strong evidenceSeattle, WA, United StatesHQ checked Sep 28, 202611-503 contacts →

Strong evidence

“Management and Marketing Consulting We provide management and marketing consulting to businesses, government agencies and nonprofit organizations.”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceSeattle, WA, United StatesHQ checked Sep 28, 20261-103 contacts →

Partial evidence

“With multiple specialties and broad expertise, the Coliistico team takes a whole approach to delivering sound management consulting solutions and guidance to companies and their…”

Source: RevenueBase Database · checked Sep 28, 2026
18Strong evidenceSeattle, United StatesHQ checked Sep 28, 20261-103 contacts →

Strong evidence

“Martech Consulting Group provides business consulting services rooted in decades of expertise in both leadership and execution for marketing, operations, sales and account…”

Source: RevenueBase Database · checked Sep 28, 2026
19Indirect evidenceSeattle, WA, United StatesHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“Unicorn & Lion offers management advisory services that cover company and product strategy, organizational growth and expansion, capital raising, and transitional management…”

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceSeattle, WA, United StatesHQ checked Sep 28, 20261-102 contacts →

Partial evidence

“KILN is a highly responsive, Seattle-based consulting and advisory firm dedicated to creating new businesses and growing existing businesses.”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceSeattle, WA, United StatesHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“MICHAEL A DAVIS CONSULTANT PC is a company based out of Seattle, Washington, United States.”

Source: RevenueBase Database · checked Sep 28, 2026
22Indirect evidenceSeattle, WA, United StatesHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“Circle Change Solutions specializes in helping leaders design new strategies, improve operations and performance, and drive lasting change.”

Source: RevenueBase Database · checked Sep 28, 2026
23Indirect evidenceSeattle, United StatesHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“Simply put, we have the right people with the right expertise and a single vision – your success.”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceSeattle, WA, United StatesHQ checked Sep 28, 20261-102 contacts →

Partial evidence

“Seattle Business Consulting was formed in 2012, with a goal of providing superior consulting advisory services and hands-on delivery assistance, to clients - at costs…”

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceSeattle, WA, United StatesHQ checked Sep 28, 20261-102 contacts →

Indirect evidence

“Core Solutions Group helps clients solve a wide variety of challenges.”

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 95 lower middle market consulting firms based in Seattle, United States

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Lower middle market consulting firms based in Seattle, United States at a glance

As of Sep 28, 2026
54.4%Verified-email coverage
6.5Average contacts per company
1-10Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
77
11-50
15
51-200
3

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 95 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 lower middle market consulting 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 “lower middle market consulting 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 lower middle market consulting 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 lower middle market consulting 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, 334 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 28, 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.

Lower middle market consulting firms by metro in the United States

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 lower middle market consulting 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 lower middle market consulting firms are there based in Seattle, United States?

RevenueBase identified 95 lower middle market consulting 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 lower middle market consulting firms?

New York leads the United States with 598 headquartered companies, followed by Chicago (361) and Atlanta (301). Seattle has 95.

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 334 verified decision-maker contacts tracked across these 95 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 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 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.