Company lists · Data refreshed September 2026

Top 17 Customer service consulting companies based in Cincinnati, United States

RevenueBase identified 38 customer service consulting companies headquartered in Cincinnati, United States as of September 2026 and tracks 2,230 professional contacts across them, including 551 with verified work emails. New York is the largest hub.

This list covers customer service consulting companies headquartered in Cincinnati, 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 19, 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 19, 2026 86% judged on-target in blind review
38Companies
2,230Contacts tracked
551Verified emails
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The 17 largest customer service consulting companies based in Cincinnati, United States

Ranked by team size
Top 17 of 38 customer service consulting companies based in Cincinnati, United States, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to customer service consulting companies: 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
1Partial evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261,001-5,0001,484 contacts →

Partial evidence

“At RDI, we believe in winning smart by providing customized, strategic solutions to our clients.”

Source: RevenueBase Database · checked Sep 19, 2026
2Partial evidenceCincinnati, OH, United StatesHQ checked Sep 19, 2026501-1,000618 contacts →

Partial evidence

“SEI is a management consulting firm delivering fresh perspectives and reliable results.”

Source: RevenueBase Database · checked Sep 19, 2026
3Partial evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-109 contacts →

Partial evidence

“Profinity is a leading customer experience firm, committed to empowering businesses to thrive in today's competitive landscape.”

Source: RevenueBase Database · checked Sep 19, 2026
4Partial evidenceCincinnati, OH, United StatesHQ checked Sep 19, 202611-508 contacts →

Partial evidence

“BSB Group International provides end-to-end management consulting, brand building, and digital communications for Fortune 500 companies and fast-growing startups.”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-104 contacts →

Indirect evidence

“COLLIDE creates Purpose-Driven brand, product and service experiences that improve lives and grow businesses.”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

“We are revolutionizing the contact center industry, one client at a time.”

Source: RevenueBase Database · checked Sep 19, 2026
7Partial evidenceCincinnati, United StatesHQ checked Sep 19, 20261-102 contacts →

Partial evidence

“Training & Development Company specializing in profoundly improving the customer's experience.”

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

“It takes many components to achieve organizational excellence.”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

“C-Visory is fundamentally different.”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

“At Quadrivium Advisors, Inc.”

Source: RevenueBase Database · checked Sep 19, 2026
11Partial evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-101 contacts →

Partial evidence

“Our MISSION is to use real-world experience and up-to-date methods and tools to provide coaching and consulting to enlighten and transform individuals and organizations to deliver…”

Source: RevenueBase Database · checked Sep 19, 2026
12Partial evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-101 contacts →

Partial evidence

“Since our founding in 1996, Oakwood Systems, Inc.(OSI) has provided clients with knowledge and solutions to enhance productivity and efficiency, improve customer experiences, and…”

Source: RevenueBase Database · checked Sep 19, 2026
13Partial evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-101 contacts →

Partial evidence

“Our mission is to help small businesses maximize their productivity, delight their customers, and deliver an outstanding work experience to their teams.”

Source: RevenueBase Database · checked Sep 19, 2026
14Indirect evidenceCincinnati, United StatesHQ checked Sep 19, 20261-101 contacts →

Indirect evidence

“We are a mini Mckinsey & Company meets the can-do spirit of a start-up.”

Source: RevenueBase Database · checked Sep 19, 2026
15Partial evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-101 contacts →

Partial evidence

“At Baraza, we offer consulting services that empower mid-sized corporations and burgeoning startups to navigate the complexities of the market through innovative techniques and…”

Source: RevenueBase Database · checked Sep 19, 2026
16Partial evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-101 contacts →

Partial evidence

“Carpe Diem Consulting Group was founded on a simple premise - to assist businesses in driving their success through marketing, sales and technology excellence.”

Source: RevenueBase Database · checked Sep 19, 2026
17Partial evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-101 contacts →

Partial evidence

“CADRE Solutions is a professional development consultancy specializing in leadership development, executive coaching, and organizational consulting.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 17 of 38 customer service consulting companies based in Cincinnati, United States

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Customer service consulting companies based in Cincinnati, United States at a glance

As of Sep 19, 2026
24.7%Verified-email coverage
58.7Average contacts per company
1-10Median size (employees)
597.4%Largest-city concentration · New York
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
28
11-50
5
51-200
3
501-1,000
1
1,001-5,000
1

Email recency for this list is measured across the whole United States list rather than for Cincinnati, so it is reported there. Company counts and contact totals on this page are exact for Cincinnati, over 38 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 customer service consulting companies, 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 Cincinnati, United States whose own description of what they do matches “customer service consulting companies”. 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 customer service consulting companies), 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 customer service consulting companies, and records with no verified work email. Companies headquartered outside Cincinnati 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, 551 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 19, 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.

Customer service consulting companies 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 customer service consulting companies, 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 customer service consulting companies are there based in Cincinnati, United States?

RevenueBase identified 38 customer service consulting companies headquartered in Cincinnati, 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?

RDI Corporation, headquartered in Cincinnati, tops this list with the largest team on record.

Which city has the most customer service consulting companies?

New York leads with 227 headquartered companies, followed by Chicago (148) and Atlanta (143).

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 551 verified decision-maker contacts tracked across these 38 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 19, 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.