Company lists · Data refreshed September 2026

Top 10 Consultancy agencies based in Durham, United States

RevenueBase identified 42 consultancy agencies headquartered in Durham, United States as of September 2026 and tracks 288 professional contacts across them, including 68 with verified work emails. New York is the largest hub.

This list covers consultancy agencies headquartered in Durham, 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 24, 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 24, 2026 86% judged on-target in blind review
42Companies
288Contacts tracked
68Verified emails
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The 10 largest consultancy agencies based in Durham, United States

Ranked by team size
Top 10 of 42 consultancy agencies based in Durham, United States, ranked by team size, largest first. Data refreshed Sep 24, 2026. RevenueBase Smart Search rates how each company's information relates to consultancy agencies: 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 evidenceDurham, NC, United StatesHQ checked Sep 24, 202611-50146 contacts →

Indirect evidence

“CMG is a strategic consulting firm that partners with enterprise organizations to enable their potential to transform, grow and thrive.”

Source: RevenueBase Database · checked Sep 24, 2026
2Indirect evidenceDurham, NC, United StatesHQ checked Sep 24, 202611-5048 contacts →

Indirect evidence

“K&B Global Consulting is an experienced advisory firm focused on future proofing enterprise businesses with transformative delivery assurance, vendor management, and program…”

Source: RevenueBase Database · checked Sep 24, 2026
3Indirect evidenceDurham, NC, United StatesHQ checked Sep 24, 202611-5029 contacts →

Indirect evidence

“Quest Advisors ("Quest"), founded in 1995, has provided the mortgage banking industry with quality assurance consulting, advisory, and outsourcing services.”

Source: RevenueBase Database · checked Sep 24, 2026
4Indirect evidenceDurham, NC, United StatesHQ checked Sep 24, 20261-104 contacts →

Indirect evidence

“We Shift Culture is a Marketing and Creative Agency where innovation meets strategy to transform businesses into thriving brands.”

Source: RevenueBase Database · checked Sep 24, 2026
5Indirect evidenceDurham, United StatesHQ checked Sep 24, 20261-101 contacts →

Indirect evidence

“We appreciate how hard you've worked to build your business.”

Source: RevenueBase Database · checked Sep 24, 2026
6Indirect evidenceDurham, NC, United StatesHQ checked Sep 24, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 24, 2026
7Indirect evidenceDurham, United StatesHQ checked Sep 24, 20261-101 contacts →

Indirect evidence

“The Pillar Consulting team offers an extensive background in qualitative methodologies and analyses.”

Source: RevenueBase Database · checked Sep 24, 2026
8Strong evidenceDurham, NC, United StatesHQ checked Sep 24, 20261-101 contacts →

Strong evidence

“Caldwell Collaborative is a communications and change management consultancy, empowering groups and institutions to navigate internal change and better effect real-world change -…”

Source: RevenueBase Database · checked Sep 24, 2026
9Strong evidenceDurham, NC, United StatesHQ checked Sep 24, 20261-101 contacts →

Strong evidence

“The primary mission of Bannister Consultancy is to catalyze organizational excellence, advance meaningful healthcare policy, and promote access-to-care through advocacy and…”

Source: RevenueBase Database · checked Sep 24, 2026
10Indirect evidenceDurham, NC, United StatesHQ checked Sep 24, 20261-101 contacts →

Indirect evidence

“At EXERT 360, we engage organizations in fact-based decision-making methodologies that unleash the power of their brands to spur growth and drive competitive advantage.”

Source: RevenueBase Database · checked Sep 24, 2026

Showing 10 of 42 consultancy agencies based in Durham, United States

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Consultancy agencies based in Durham, United States at a glance

As of Sep 24, 2026
23.6%Verified-email coverage
6.9Average contacts per company
1-10Median size (employees)
4840.5%Largest-city concentration · New York
Sep 24, 2026Page data refreshed

Companies by employee count

1-10
35
11-50
7

Email recency for this list is measured across the whole United States list rather than for Durham, so it is reported there. Company counts and contact totals on this page are exact for Durham, over 42 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 consultancy agencies, 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 Durham, United States whose own description of what they do matches “consultancy agencies”. 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 consultancy agencies), 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 consultancy agencies, and records with no verified work email. Companies headquartered outside Durham 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, 68 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 24, 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.

Consultancy agencies 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 consultancy agencies, 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 consultancy agencies are there based in Durham, United States?

RevenueBase identified 42 consultancy agencies headquartered in Durham, 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?

CMG Consulting, headquartered in Durham, tops this list with the largest team on record.

Which city has the most consultancy agencies?

New York leads with 2033 headquartered companies, followed by Los Angeles (916) and Chicago (845).

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 68 verified decision-maker contacts tracked across these 42 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 24, 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.