Company lists · Data refreshed September 2026
Top 25 Fractional chief of staff services worldwide
RevenueBase identified 1,856 fractional chief of staff services worldwide as of September 2026 and tracks 5,515 professional contacts across them, including 1,970 with verified work emails. The United States is the largest market and London the largest hub.
This list covers fractional chief of staff services worldwide, 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. Country and city lists for fractional chief of staff services follow the table.
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.
The 25 largest fractional chief of staff services worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 471 contacts → | ||||
Strong evidence “The CFO Centre is the world's #1 provider of fractional Chief Financial Officers to SMEs with over 750 CFOs, across 18 countries* Ambitious £2m - £50m turnover companies are able…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 238 contacts → | ||||
Indirect evidence “At FocusCFO, we work with small & midsized businesses that are often frustrated with how their business is performing, overwhelmed by the challenges of growth, and/or concerned…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 119 contacts → | ||||
Partial evidence “CFO Systems provides nationwide fractional executive leadership and full-scale organizational support for organizations that are ready to grow with clarity, structure &…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 116 contacts → | ||||
Partial evidence “First to market in fractional executive roles, vChief is transforming how organizations solve leadership staffing challenges to fuel their missions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 111 contacts → | ||||
Partial evidence “Siamo nati nel 2011 e in brevissimo tempo ci siamo affermati come la prima società italiana di advisory operativa C-Level, introducendo nel nostro Paese il concetto di Fractional…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 68 contacts → | ||||
Indirect evidence “Flipcarbon a Strategic HR and Business Consulting firm, founded in 2014 and involved in business transformation projects for well-established as well as evolving organizations…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 55 contacts → | ||||
Partial evidence “Fractional work is freeing.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 54 contacts → | ||||
Partial evidence “512Financial is a fractional financial and organizational leadership firm built for investor-backed, high-growth companies from Series A through mid-stage, as well as select Seed…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 52 contacts → | ||||
Partial evidence “We are a leading fractional finance, accounting, and human resources firm.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 52 contacts → | ||||
Partial evidence “Fractional executive assistants for busy professionals.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 49 contacts → | ||||
Partial evidence “Fractional Accounting, CFO, & HR Services Accounting and HR are more than just necessary back-office functions.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 46 contacts → | ||||
Partial evidence “Charles River CFO offers strategic CFO, accounting, and finance services on a fractional and interim basis for companies navigating growth and change.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 44 contacts → | ||||
Partial evidence “Ascent CFO Solutions is a Fractional CFO firm providing finance and accounting services to high-growth start-ups and scale-ups.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 42 contacts → | ||||
Indirect evidence “Do You Have Big Dreams?” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 36 contacts → | ||||
Indirect evidence “You lead the company.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 35 contacts → | ||||
Partial evidence “More than ever before, B2C and B2B businesses need the strategy of a chief marketing officer but shouldn't hire full-time.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 31 contacts → | ||||
Indirect evidence “Founded in 1986, 2GO Advisory Group is a multi-disciplinary advisory firm headquartered in Walnut Creek, California.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 30 contacts → | ||||
Partial evidence “TMA Group is a leader in fractional C-Suite advisory services.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 29 contacts → | ||||
Indirect evidence “Don't hire a mediocre full-time CMO.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 28 contacts → | ||||
Partial evidence “Invest in your finance function with a Fractional CFO: Our expert CFOs specialize in transforming your finance function and your business performance.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 28 contacts → | ||||
Partial evidence “Since 2017, DVCG has helped our small and medium-sized clients by delivering professional, Fractional CFO consulting services that transform and improve the way they do business…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 26 contacts → | ||||
Partial evidence “We find and help obtain new fractional roles and clients that match your skill set and background, regardless of whether you are a CMO, CRO, CTO, or any other Fractional Executive.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 24 contacts → | ||||
Indirect evidence “We are not a staffing agency or a CPA firm.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 24 contacts → | ||||
Indirect evidence “sparemytime is the operating partner that growth-minded businesses turn to when they're growing faster than the systems behind them.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 23 contacts → | ||||
Indirect evidence “You Don’t Have To Run Your Own Company Anymore.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: fractional chief of staff services. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names fractional chief of staff services.
- Partial evidence
- Its own public description names part of fractional chief of staff services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name fractional chief of staff services. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 1,856 fractional chief of staff services worldwide
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Fractional chief of staff services worldwide at a glance
As of Sep 20, 2026Companies by employee count
Email recency is reported on each country list linked below.
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 fractional chief of staff services, 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.
- Coverage
- Every country. Country and city lists for fractional chief of staff services are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “fractional chief of staff services”. 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 fractional chief of staff services), 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 fractional chief of staff services, and records with no verified work email.
- 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, 1,970 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.
Fractional chief of staff services by location
10 lists · largest firstEvery Fractional chief of staff services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Fractional chief of staff services based in the United States912
- Fractional chief of staff services based in the United Kingdom113
- Fractional chief of staff services based in Canada110
- Fractional chief of staff services based in Australia36
Cities
- Fractional chief of staff services based in Denver, United States35
- Fractional chief of staff services based in New York, United States34
- Fractional chief of staff services based in Dallas, United States27
- Fractional chief of staff services based in Los Angeles, United States27
- Fractional chief of staff services based in Atlanta, United States26
- Fractional chief of staff services based in Austin, United States26
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 fractional chief of staff services, 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 fractional chief of staff services are there worldwide?
RevenueBase identified 1,856 fractional chief of staff services worldwide 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?
The CFO Centre UK, headquartered in Swindon, tops this list with the largest team on record.
Which country has the most fractional chief of staff services?
The United States leads with 912 companies, followed by the United Kingdom (113) and Canada (110). Every fractional chief of staff services list by country and city is linked on this page.
Which city has the most fractional chief of staff services?
London leads with 54 headquartered companies, followed by Denver (35) and New York (34).
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 1,970 verified decision-maker contacts tracked across these 1,856 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.