Company lists · Data refreshed September 2026

Top 25 Customer service staffing agencies based in New York, United States

RevenueBase identified 180 customer service staffing agencies headquartered in New York, United States as of September 2026 and tracks 7,588 professional contacts across them, including 958 with verified work emails and 1,517 with mobile numbers. New York is the largest hub.

This list covers customer service staffing agencies headquartered in New York, 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 10, 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 10, 2026 86% judged on-target in blind review
180Companies
7,588Contacts tracked
958Verified emails
1,517Mobile numbers
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The 25 largest customer service staffing agencies based in New York, United States

Ranked by team size
Top 25 of 180 customer service staffing agencies based in New York, United States, ranked by team size, largest first. Data refreshed Sep 10, 2026. RevenueBase Smart Search rates how each company's information relates to customer service staffing 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
1Partial evidenceNew York, United StatesHQ checked Sep 10, 20261,001-5,000860 contacts →

Partial evidence

“Horatio is a premier, tech-enabled outsourcing partner helping ambitious companies scale customer experience and complex business operations without compromising quality…”

Source: RevenueBase Database · checked Sep 10, 2026
2Partial evidenceNew York, NY, United StatesHQ checked Sep 10, 2026501-1,000614 contacts →

Partial evidence

“Mitchell Martin Inc.(MMI) is one of the largest employee-owned staffing firms in the U.S, specializing in IT, healthcare, healthcare IT, accounting and finance, and professional…”

Source: RevenueBase Database · checked Sep 10, 2026
3Indirect evidenceNew York, NY, United StatesHQ checked Sep 10, 20261,001-5,000456 contacts →

Indirect evidence

“Employing people across the United States in fields from healthcare to high-profile professional to light industrial, NSG encompasses all disciplines and regions to meet the…”

Source: RevenueBase Database · checked Sep 10, 2026
4Partial evidenceNew York, United StatesHQ checked Sep 10, 202651-200349 contacts →

Partial evidence

“Founded in 1962, The TemPositions Group of Companies is a privately owned full-service staffing firm offering temporary, contract temp-to-hire and direct hire services.”

Source: RevenueBase Database · checked Sep 10, 2026
5Indirect evidenceNew York, NY, United StatesHQ checked Sep 10, 2026501-1,000343 contacts →

Indirect evidence

“For more than 40 years, Axelon has been exceeding market expectations and delivering top talent to the Fortune 500.”

Source: RevenueBase Database · checked Sep 10, 2026
6Indirect evidenceNew York, NY, United StatesHQ checked Sep 10, 20261,001-5,000262 contacts →

Indirect evidence

“For more than 30 years, At Your Service has been helping our clients produce memorable moments.”

Source: RevenueBase Database · checked Sep 10, 2026
7Partial evidenceNew York, NY, United StatesHQ checked Sep 10, 202651-200230 contacts →

Partial evidence

“For 50 years, Monroe Staffing Services has worked to provide full-service consulting and staffing partnerships to clients in Connecticut, Massachusetts, Rhode Island, New…”

Source: RevenueBase Database · checked Sep 10, 2026
8Indirect evidenceNew York, United StatesHQ checked Sep 10, 2026501-1,000173 contacts →

Indirect evidence

“Calls Experts is a global contact center solution provider.”

Source: RevenueBase Database · checked Sep 10, 2026
9Indirect evidenceNew York, United StatesHQ checked Sep 10, 2026201-500172 contacts →

Indirect evidence

“Most growth-stage businesses don't have a headcount problem.”

Source: RevenueBase Database · checked Sep 10, 2026
10Indirect evidenceNew York, NY, United StatesHQ checked Sep 10, 20265,001-10,000150 contacts →

Indirect evidence

“Randstad North America, Inc.”

Source: RevenueBase Database · checked Sep 10, 2026
11Indirect evidenceNew York, NY, United StatesHQ checked Sep 10, 2026201-500135 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 10, 2026
12Partial evidenceNew York, NY, United StatesHQ checked Sep 10, 2026501-1,000118 contacts →

Partial evidence

“At Julia Valler Event Staffing, we provide well-trained, professional, and attentive staff in New York City, Los Angeles, Chicago, Miami, Houston, Las Vegas, San Diego…”

Source: RevenueBase Database · checked Sep 10, 2026
13Partial evidenceNew York, NY, United StatesHQ checked Sep 10, 202651-200110 contacts →

Partial evidence

“For over 30 years, The Custom Group of Companies has been a leader in the recruitment industry, providing temporary/consulting, direct hire, and executive search services…”

Source: RevenueBase Database · checked Sep 10, 2026
14Indirect evidenceNew York, NY, United StatesHQ checked Sep 10, 202611-50110 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 10, 2026
15Partial evidenceNew York, NY, United StatesHQ checked Sep 10, 202651-20093 contacts →

Partial evidence

“In March 2002, Gina Herrera founded Expedient Staffing Solutions, Inc, a nationally accredited WBE that specializes in Workforce Labor Solutions for Contact Centers, Technology…”

Source: RevenueBase Database · checked Sep 10, 2026
16Partial evidenceNew York, NY, United StatesHQ checked Sep 10, 202611-5090 contacts →

Partial evidence

“Mustard Lane is a one-stop-shop for promotional modeling and event staffing.”

Source: RevenueBase Database · checked Sep 10, 2026
17Indirect evidenceNew York, NY, United StatesHQ checked Sep 10, 202611-5065 contacts →

Indirect evidence

“Gainor has been changing the lives of hiring leaders and job seekers for 4 decades.”

Source: RevenueBase Database · checked Sep 10, 2026
18Partial evidenceNew York, NY, United StatesHQ checked Sep 10, 202611-5059 contacts →

Partial evidence

“Founded in 2014, Summit Staffing Partners is a leading Staffing / Recruitment firm with primary offices in New York City and a satellite office in Florida.”

Source: RevenueBase Database · checked Sep 10, 2026
19Partial evidenceNew York, NY, United StatesHQ checked Sep 10, 202651-20057 contacts →

Partial evidence

“Our company aims to fulfill the hiring and staffing needs of various clients while helping job seekers find the best-suited jobs based on their skills, abilities, and preferences.”

Source: RevenueBase Database · checked Sep 10, 2026
20Indirect evidenceNew York, United StatesHQ checked Sep 10, 202651-20055 contacts →

Indirect evidence

“Our Vision: We believe in having "No Limits for Excellence." Our Mission: We strive to provide experienced and permanent hires to uplift your business organization.”

Source: RevenueBase Database · checked Sep 10, 2026
21Strong evidenceNew York, NY, United StatesHQ checked Sep 10, 202651-20049 contacts →

Strong evidence

“Full-Time Direct Hire / Contract / Temporary Staffing Friedman Williams specializes in placing highly skilled candidates across all industries while focusing on superior customer…”

Source: RevenueBase Database · checked Sep 10, 2026
22Indirect evidenceNew York, NY, United StatesHQ checked Sep 10, 202651-20048 contacts →

Indirect evidence

“OP Technology, part of the Oliver Parks Group, is a global sourcing partner focused exclusively on the Technology sector.”

Source: RevenueBase Database · checked Sep 10, 2026
23Partial evidenceNew York, NY, United StatesHQ checked Sep 10, 202611-5046 contacts →

Partial evidence

“Founded in DBI Staffing is a premier staffing organization dedicated to providing unparalleled service to both our clients and candidates.”

Source: RevenueBase Database · checked Sep 10, 2026
24Partial evidenceNew York, NY, United StatesHQ checked Sep 10, 202611-5036 contacts →

Partial evidence

“Talener is a full-service staffing company with headquarters in NYC and Boston.”

Source: RevenueBase Database · checked Sep 10, 2026
25Partial evidenceNew York, NY, United StatesHQ checked Sep 10, 2026201-50036 contacts →

Partial evidence

“Vanguard is an industry leading, privately held staffing agency with nearly 50 years of expertise in recruitment across all industries.”

Source: RevenueBase Database · checked Sep 10, 2026

Showing 25 of 180 customer service staffing agencies based in New York, United States

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Customer service staffing agencies based in New York, United States at a glance

As of Sep 10, 2026
12.6%Verified-email coverage
20.0%Mobile-number coverage
42.2Average contacts per company
11-50Median size (employees)
81.1%Largest-city concentration · New York
Sep 10, 2026Page data refreshed

Companies by employee count

1-10
75
11-50
50
51-200
18
201-500
13
501-1,000
14
1,001-5,000
6
5,001-10,000
1
10001+
3

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 13.0d

Company record updated

Median 74.0d

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 staffing 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 New York, United States whose own description of what they do matches “customer service staffing 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 customer service staffing 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 customer service staffing agencies, and records with no verified work email. Companies headquartered outside New York 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, 958 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 10, 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.

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 staffing 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 customer service staffing agencies are there based in New York, United States?

RevenueBase identified 180 customer service staffing agencies headquartered in New York, 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?

Horatio, headquartered in New York, tops this list with the largest team on record.

Which city has the most customer service staffing agencies?

New York leads with 146 headquartered companies, followed by Houston (128) and Dallas (95).

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 958 verified decision-maker contacts tracked across these 180 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 10, 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.