Company lists · Data refreshed November 2026

Top 24 Interim leadership services based in the United States

RevenueBase identified 722 company matches for interim leadership services associated with the United States as of November 2026 and tracks 3,978 professional contacts across them, including 1,183 with verified work emails. New York is the largest hub.

This list covers company matches for interim leadership services associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
722Companies
3,978Contacts tracked
1,183Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 24 largest interim leadership services based in the United States

Ranked by team size
Top 24 of 722 company matches for interim leadership services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchAtlanta, TX, United StatesHQ recorded Nov 6, 2026501-1,000415 contacts →

Exact match

“Tatum by Randstad provides on-demand C-suite executives and senior-level professionals to help companies manage critical initiatives in accounting, finance, technology, compliance…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAtlanta, NC, United StatesHQ recorded Nov 6, 2026201-500229 contacts →

Exact match

“TechCXO provides companies with on demand executives.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSaratoga, PA, United StatesHQ recorded Nov 6, 202651-200151 contacts →

Exact match

“Stage 4 Solutions is a consulting and interim staffing firm ranked on the Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchPlano, TX, United StatesHQ recorded Nov 6, 202651-200148 contacts →

Exact match

“Fortium Partners is the largest team of operating technology executives in the world serving public, private, and private-equity owned organizations across all industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202611-50138 contacts →

Exact match

“As a matter of practice, UBER Search Partners does not post our searches on job boards.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchOmaha, NE, United StatesHQ recorded Nov 6, 202651-200124 contacts →

Exact match

“CFO Systems, LLC provides nationwide fractional and interim leadership since 2004, offering strategic CFO services, controllers, forecasting, financial modeling, HR, operations &…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAlpharetta, GA, United StatesHQ recorded Nov 6, 202611-5077 contacts →

Exact match

“Kirby Bates Associates provides a 360° approach to building strategic leadership teams for healthcare organizations through effective Interim Leadership, inclusive Executive…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchDallas, TX, United StatesHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“At East 57th Street Partners, we are an execution-first consulting and leadership firm supporting private equity firms, portfolio companies, and high-growth organizations through…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMiami, FL, United StatesHQ recorded Nov 6, 202651-20063 contacts →

Exact match

“Moab Healthcare partners with hospitals struggling with Staffing and Interim Leadership.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBoston, CA, United StatesHQ recorded Nov 6, 202611-5051 contacts →

Exact match

“Arts Consulting Group (ACG) is the leading provider of hands-on interim management, executive search, revenue enhancement, strategic planning & community engagement, facilities &…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchNewton Highlands, MA, United StatesHQ recorded Nov 6, 2026n/a51 contacts →

Exact match

“Interim Executive Solutions provides experienced leaders to work with non-profit organizations in transition.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchIrvine, CA, United StatesHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“Hardesty, LLC is a national executive services firm delivering C-Suite talent and business solutions on demand.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchOrleans, MI, United StatesHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Interim Pastor Ministries is non-profit Christian ministry with a staff of 150 pastors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCary, NC, United StatesHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“Rankin McKenzie is based in the RTP (Raleigh, Durham, Chapel Hill) area of North Carolina and provides part-time and interim CFO services to growth companies needing financial and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPhoenix, AZ, United StatesHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“ExecHQ helps companies drive growth and profitability by providing high-level, on-demand executive expertise through its "Executives as a Service"(ExaaS) model.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchNyc, NY, United StatesHQ recorded Nov 6, 202611-5039 contacts →

Exact match

“Since 2009, nHRMS Executive Search has assisted corporations and career professionals in achieving their goals.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBellevue, WA, United StatesHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Valtas stands for a shift or pivot forward.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchClearwater, FL, United StatesHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“Founded in 2010, the Florida CFO Group provides part-time and interim CFO services to growth companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Wells Group of New York is a boutique management consulting firm based in New York City.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchUnited StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“At The Proper Group, we are not traditional consultants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchChicago, MI, United StatesHQ recorded Nov 6, 20261-1022 contacts →

Exact match

“InterimExecs' Rapid Executive Deployment™ Program (RED) matches organizations facing big challenges and opportunities with accomplished executives who can be deployed individually…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchPortland, CA, United StatesHQ recorded Nov 6, 202651-20021 contacts →

Exact match

“Since 2001, Thaxton has been dedicated to providing the highest quality Interim Healthcare Leaders to Hospitals and Healthcare Systems throughout the United States.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWashington, NC, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“We help companies build high-performing leadership teams across the U.S, Canada, and Mexico.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“We help organizations enhance leadership capabilities and drive sustainable growth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 24 of 722 interim leadership services based in the United States

See the full list, filter by size, metro and specialty, and access 1,183 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Interim leadership services based in the United States at a glance

As of Nov 6, 2026
29.7%Verified-email coverage
5.5Average contacts per company
1-10Median size (employees)
5.1%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
610
11-50
86
51-200
22
201-500
2
501-1,000
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 722 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “interim leadership services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 1,183 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Interim leadership services by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “interim leadership services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many interim leadership services are there based in the United States?

RevenueBase identified 722 company matches for interim leadership services associated with the United States as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Tatum By Randstad tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most interim leadership services?

New York leads with 37 company records, followed by Atlanta (22) and Seattle (22).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,183 professional contacts with verified work emails tracked across these 722 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 722 interim leadership services based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

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 SmartSearch, 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.