Company lists · Data refreshed September 2026
Top 10 Outsourcing platforms based in Tampa, United States
RevenueBase identified 34 outsourcing platforms headquartered in Tampa, United States as of September 2026 and tracks 457 professional contacts across them, including 90 with verified work emails. New York is the largest hub.
This list covers outsourcing platforms headquartered in Tampa, 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 21, 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.
The 10 largest outsourcing platforms based in Tampa, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 227 contacts → | ||||
Indirect evidence “Zelh builds and runs global teams for founders and executives who can't afford to get hiring wrong.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 28 contacts → | ||||
Partial evidence “iDelsoft is a global hiring platform, matching high-growth companies and AI startups with on-demand technical talent.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 26 contacts → | ||||
Indirect evidence “iLabor360 gives staffing firms a structured process for working with their Third-Party Vendors while driving more placements, and mitigating their risk.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 23 contacts → | ||||
Indirect evidence “What is a vWorker?” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 20 contacts → | ||||
Indirect evidence “Whether you're looking to hire an employee or outsource an entire project, the key to success is having the right people.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 8 contacts → | ||||
Indirect evidence “Global Edge Staffing is your premier partner for outsourced staffing solutions.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 7 contacts → | ||||
Indirect evidence “Hiring shouldn’t slow you down-it should unlock your next stage of growth.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 6 contacts → | ||||
Indirect evidence “BPO United was created to help organizations overcome the challenges of the ever-changing business landscape and keep up with its demands.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 3 contacts → | ||||
Indirect evidence “Service.ly provides simple, effective and future-proof websites and digital integrations to contractors in the HVAC industry.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 3 contacts → | ||||
Partial evidence “Vanderlip Consulting is an outsourcing company that provides administrative services, marketing and social media creations and live customer support.” Source: RevenueBase Database · checked Sep 21, 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: outsourcing platforms. 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 outsourcing platforms.
- Partial evidence
- Its own public description names part of outsourcing platforms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name outsourcing platforms. 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 10 of 34 outsourcing platforms based in Tampa, United States
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Outsourcing platforms based in Tampa, United States at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Tampa, so it is reported there. Company counts and contact totals on this page are exact for Tampa, over 34 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 outsourcing platforms, 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 Tampa, United States whose own description of what they do matches “outsourcing platforms”. 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 outsourcing platforms), 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 outsourcing platforms, and records with no verified work email. Companies headquartered outside Tampa 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, 90 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 21, 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.
Outsourcing platforms by metro in the United States
- Outsourcing platforms in New York342
- Outsourcing platforms in San Francisco171
- Outsourcing platforms in Miami153
- Outsourcing platforms in Austin120
- Outsourcing platforms in Los Angeles101
- Outsourcing platforms in Sheridan97
- Outsourcing platforms in Chicago79
- Outsourcing platforms in Houston71
- Outsourcing platforms in Atlanta69
- Outsourcing platforms in Dallas68
- Outsourcing platforms in Wilmington65
- Outsourcing platforms in San Diego62
- Outsourcing platforms in Dover53
- Outsourcing platforms in Boston40
- Outsourcing platforms in Seattle40
- Outsourcing platforms in Orlando39
- Outsourcing platforms in San Jose38
- Outsourcing platforms in Tampa34
- Outsourcing platforms in Irvine30
- Outsourcing platforms in Denver28
- Outsourcing platforms in Las Vegas28
- Outsourcing platforms in Washington28
- Outsourcing platforms in Fort Lauderdale26
- Outsourcing platforms in Phoenix26
- Outsourcing platforms in Newark25
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 outsourcing platforms, 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 outsourcing platforms are there based in Tampa, United States?
RevenueBase identified 34 outsourcing platforms headquartered in Tampa, 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?
ZELH, headquartered in Tampa, tops this list with the largest team on record.
Which city has the most outsourcing platforms?
New York leads with 342 headquartered companies, followed by San Francisco (171) and Miami (153).
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 90 verified decision-maker contacts tracked across these 34 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 21, 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.
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