Company lists · Data refreshed September 2026

Top 25 Merger and acquisition integration consultants based in Washington, United States

RevenueBase identified 60 merger and acquisition integration consultants headquartered in Washington, United States as of September 2026 and tracks 381 professional contacts across them, including 103 with verified work emails. New York is the largest hub.

This list covers merger and acquisition integration consultants headquartered in Washington, 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 20, 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 20, 2026 86% judged on-target in blind review
60Companies
381Contacts tracked
103Verified emails
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The 25 largest merger and acquisition integration consultants based in Washington, United States

Ranked by team size
Top 25 of 60 merger and acquisition integration consultants based in Washington, United States, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to merger and acquisition integration consultants: 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
1Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 2026201-500132 contacts →

Indirect evidence

“To become a demand business, an organization must constantly improve the value created by its core business processes.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 202611-5075 contacts →

Indirect evidence

“Willpower Consultation offers direct solutions for your corporate strategy.”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 202611-5012 contacts →

Indirect evidence

“Taylor is a strategic M&A advisory firm with the mission to generate wealth and fulfillment for our clients, associates, and shareholders by building trusted relationships…”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 202611-509 contacts →

Indirect evidence

“Blitzer, Clancy & Company is a global leader in M&A advisory, growth consulting, and strategic advisory services.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 20261-107 contacts →

Indirect evidence

“Beola Le'Shaun Consulting Where Strategy, Technology, and People Work Together Every organization faces unique challenges.”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 202611-507 contacts →

Indirect evidence

“Founded in 2015, Lex Consulting is headquartered in Washington D.C.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 20261-106 contacts →

Indirect evidence

“OAG is a team of CPA M&A advisors who provide Financial Due Diligence and Transaction Advisory Services for Entrepreneurs and Investors.”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceWashington, United StatesHQ checked Sep 20, 202611-506 contacts →

Indirect evidence

“Vanguard is a management consulting firm that specializes in strategic execution.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 202611-505 contacts →

Indirect evidence

“ABOUT US Taking your organization from promise to results begins with our investment in proven delivery methods and tools.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 20261-105 contacts →

Indirect evidence

“Optimize technology to work for your organization.”

Source: RevenueBase Database · checked Sep 20, 2026
11Strong evidenceWashington, DC, United StatesHQ checked Sep 20, 202611-504 contacts →

Strong evidence

“Kahn Partners offers its clients a comprehensive and one-stop-shop experience in strategic mergers and acquisitions.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 20261-104 contacts →

Indirect evidence

“Karen leverages her expertise in business processes and strategic planning to help C-Suite leaders communicate more effectively, develop synergy, and attain desired results.”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 20261-104 contacts →

Indirect evidence

“LN Holdings Inc.(LNH) is a boutique M&A and business advisory firm focused on the government contracting marketplace.”

Source: RevenueBase Database · checked Sep 20, 2026
14Strong evidenceWashington, DC, United StatesHQ checked Sep 20, 202611-503 contacts →

Strong evidence

“Cortland Advisors is a mergers and acquisitions advisory firm providing experienced expertise by industry professionals that have successfully created, grown, acquired and exited…”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 20261-103 contacts →

Indirect evidence

“Monument Capital Partners serves the M&A and financial advisory needs of middle-market companies in the highly fragmented Aerospace, Defense, and Government Services industry.”

Source: RevenueBase Database · checked Sep 20, 2026
16Strong evidenceWashington, DC, United StatesHQ checked Sep 20, 20261-103 contacts →

Strong evidence

“Freeman Logan M&A Advisors is a leading mergers and acquisitions advisory firm assisting middle-market clients with strategic transactions.”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 202611-503 contacts →

Indirect evidence

“FuelHR aligns and accelerates the lifeblood of organizations - its workforce.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 202611-502 contacts →

Indirect evidence

“Aegean Associates provides a suite of strategy, organizational development, communications, talent and change management consulting services for a range of organizations including…”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 202611-502 contacts →

Indirect evidence

“Stratigroup is a premier consulting firm.”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 20261-102 contacts →

Indirect evidence

“L-12 Services helps leadership teams create the alignment, communication clarity, and operational discipline required to coordinate effectively through complexity, growth, and…”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceWashington, DC, United StatesHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“We help small and mid-sized business owners buy, grow, and exit with confidence.”

Source: RevenueBase Database · checked Sep 20, 2026
22Partial evidenceWashington, DC, United StatesHQ checked Sep 20, 20261-101 contacts →

Partial evidence

“Strategic Brand Integration for High-Growth Companies | Brand Transitions has a proven track record of helping companies successfully navigate high-stakes transitions, protecting…”

Source: RevenueBase Database · checked Sep 20, 2026
23Strong evidenceWashington, DC, United StatesHQ checked Sep 20, 20261-101 contacts →

Strong evidence

“Vital Gains LLC is a merger and acquisition advisory firm serving the alternative protein and food technology industries.”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceWashington, United StatesHQ checked Sep 20, 20261-101 contacts →

Indirect evidence

“At Margaret & Co, we specialize in delivering transformative consulting services that empower businesses to thrive.”

Source: RevenueBase Database · checked Sep 20, 2026
25Partial evidenceWashington, DC, United StatesHQ checked Sep 20, 20261-101 contacts →

Partial evidence

“ROI Analytics is a pioneering Management Consulting firm dedicated to seamlessly integrating data and business strategies.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 60 merger and acquisition integration consultants based in Washington, United States

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Merger and acquisition integration consultants based in Washington, United States at a glance

As of Sep 20, 2026
27.0%Verified-email coverage
6.3Average contacts per company
1-10Median size (employees)
390.0%Largest-city concentration · New York
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
41
11-50
16
201-500
2
10001+
1

Email recency for this list is measured across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 60 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 merger and acquisition integration consultants, 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 Washington, United States whose own description of what they do matches “merger and acquisition integration consultants”. 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 merger and acquisition integration consultants), 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 merger and acquisition integration consultants, and records with no verified work email. Companies headquartered outside Washington 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, 103 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 20, 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.

Merger and acquisition integration consultants 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 merger and acquisition integration consultants, 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 merger and acquisition integration consultants are there based in Washington, United States?

RevenueBase identified 60 merger and acquisition integration consultants headquartered in Washington, 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?

Telesolv Consulting, headquartered in Washington, tops this list with the largest team on record.

Which city has the most merger and acquisition integration consultants?

New York leads with 234 headquartered companies, followed by Chicago (141) and Atlanta (126).

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 103 verified decision-maker contacts tracked across these 60 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 20, 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.