Company lists · Data verified August 2026

Top 13 Back office outsourcing companies based in Houston, United States

Name: Back office outsourcing companies based in Houston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 32 companies tracked

There are 32 back office outsourcing companies headquartered in Houston, United States (RevenueBase, August 2026). RevenueBase tracks 689 professional contacts across them, including 146 with verified work emails and 49 with mobile numbers. New York is the largest hub.

This list covers back office outsourcing companies headquartered in Houston, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

32Companies

689Contacts tracked

146Verified emails

49Mobile numbers

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The 13 largest back office outsourcing companies based in Houston, United States

Ranked by team size

Top 13 of 32 back office outsourcing companies based in Houston, United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Supportzebra	Houston, TX	1,001-5,000	452	99
2	Qtat BPO Solutions INC	Houston, TX	201-500	47	3
3	Atpoint	Houston, TX	201-500	26	3
4	Imperial	Houston, TX	11-50	20	7
5	CL Support Services	Houston, TX	11-50	18	6
6	Armfox Healthcare Private Limited	Houston, TX	51-200	12	1
7	Ralph & Ralph	Houston, TX	11-50	9	7
8	Viable Dimensions LLC	Houston, TX	51-200	3	2
9	Client First Accounting Group, LLC	Houston, TX	1-10	3	1
10	Firmusan	Houston, TX	11-50	2	2
11	Free Weekends	Houston, TX	1-10	2	2
12	Morgan Analytics Group	Houston, TX	1-10	2	1
13	Ntegrity Financial Solutions	Houston, TX	1-10	1	1

Showing 13 of 32 back office outsourcing companies based in Houston, United States

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Back office outsourcing companies based in Houston, United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 61 HQs

49Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Back office outsourcing companies by metro in the United States

Metro	Companies
Back office outsourcing companies in New York	61
Back office outsourcing companies in Miami	38
Back office outsourcing companies in Austin	33
Back office outsourcing companies in Houston	32
Back office outsourcing companies in Sheridan	26
Back office outsourcing companies in San Francisco	22
Back office outsourcing companies in Los Angeles	22

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “back office outsourcing companies”, with match quality audited by blind human judging, and headquartered in Houston, United States.
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: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many back office outsourcing companies are there based in Houston, United States?

There are 32 back office outsourcing companies headquartered in Houston, United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Supportzebra, headquartered in Houston, tops this list with the largest team on record.

Which city has the most back office outsourcing companies?

New York leads with 61 headquartered companies, followed by Miami (38) and Austin (33).

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 146 verified decision-maker contacts tracked across these 32 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.