Company lists · Data refreshed September 2026

Top 25 Customer acquisition outsourcing companies worldwide

Name: Customer acquisition outsourcing companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 15,291 companies tracked

RevenueBase identified 15,291 company matches for customer acquisition outsourcing companies worldwide as of September 2026 and tracks 178,183 professional contacts across them, including 20,303 with verified work emails. The United States is the largest market and Pune the largest hub.

This list covers company matches for customer acquisition outsourcing companies worldwide, 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 September 28, 2026. Country and city lists for customer acquisition outsourcing companies follow the table.

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 Sep 28, 2026 How this list was built

15,291Companies

178,183Contacts tracked

20,303Verified emails

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The 25 largest customer acquisition outsourcing companies worldwide

Ranked by team size

Top 25 of 15,291 company matches for customer acquisition outsourcing companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	IBEX	Exact match	Washington, DC, United StatesHQ recorded Sep 28, 2026	10001+	15,457 contacts →
	Exact match “ibex delivers innovative business process outsourcing (BPO), smart digital marketing, online acquisition technology, and end-to-end customer engagement solutions to help companies…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Ibex. Pakistan	Exact match	Karachi, PakistanHQ recorded Sep 28, 2026	10001+	4,161 contacts →
	Exact match “ibex.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Xdbs Worldwide	Exact match	Dubai, United Arab EmiratesHQ recorded Sep 28, 2026	1,001-5,000	3,498 contacts →
	Exact match “At XDBS, we primarily work with media agencies, publishers and marketing companies looking to leverage marketing automation and digital marketing capacity and capability to…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Transcosmos INC	Exact match	Toshima-ku, JapanHQ recorded Sep 28, 2026	10001+	1,987 contacts →
	Exact match “transcosmos launched its operations in 1966.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	BRM S.A.S	Exact match	Bogotá, ColombiaHQ recorded Sep 28, 2026	1,001-5,000	1,363 contacts →
	Exact match “Las conexiones más poderosas surgen de interacciones sencillas que marcan la diferencia.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Full Potential Solutions	Exact match	Waltham, MA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,238 contacts →
	Exact match “Full Potential Solutions (FPS) is a new kind of performance-based outsourcing firm that puts culture and employees first, because we believe that happy, fulfilled teams accomplish…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Credico	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	n/a	1,188 contacts →
	Exact match “Credico is the world's leading face-to-face customer acquisition agency, helping our clients attract and retain loyal customers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Demandscience	Exact match	Boston, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,087 contacts →
	Exact match “With proprietary data and omni-channel activation like events, content, programmatic and chat, we cut through the noise to reach entire buyer groups, driving engagement and impact…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Centerfield	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,063 contacts →
	Exact match “Super-powered customer acquisition.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Inktel Contact Center Solutions	Exact match	Doral, FL, United StatesHQ recorded Sep 28, 2026	1,001-5,000	902 contacts →
	Exact match “Our Company Inktel is a leading business process outsourcer that specializes in creating personalized call center solutions which enable our clients to increase market share…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	ZAZ Vendas	Exact match	Campinas, BrazilHQ recorded Sep 28, 2026	501-1,000	796 contacts →
	Exact match “Em um mercado cada vez mais competitivo, onde a eficiência em vendas massificadas e externas é um desafio constante, a ZAZ Vendas surge como a resposta definitiva.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Salelytics	Exact match	Appleton, WI, United StatesHQ recorded Sep 28, 2026	1,001-5,000	776 contacts →
	Exact match “Salelytics is now MarketSource.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Manlitics B2B Ites	Exact match	New York, United StatesHQ recorded Sep 28, 2026	501-1,000	750 contacts →
	Exact match “In an ERA of new and emerging digital mediums, we align our core expertise of today’s ever-changing technology with a clear understanding of traditional marketing methods without…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Abstrakt Marketing Group	Exact match	St Louis, MO, United StatesHQ recorded Sep 28, 2026	501-1,000	724 contacts →
	Exact match “We book the qualified meetings that fill your pipeline for any B2B company ready to grow.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Talksure	Exact match	Durban, South AfricaHQ recorded Sep 28, 2026	501-1,000	718 contacts →
	Exact match “Established in 2010, Talksure has developed a reputation for being a respected financial services provider and outsource business services partner.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Salebuild	Exact match	Redwood City, CA, United StatesHQ recorded Sep 28, 2026	n/a	708 contacts →
	Exact match “Salesify, a leading provider of B2B demand generation services, helps our clients create pipeline and accelerate revenue by identifying, profiling, nurturing and connecting with…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Flexisales INC	Exact match	Las Vegas, NV, United StatesHQ recorded Sep 28, 2026	201-500	697 contacts →
	Exact match “Flexisales, is a global frontrunner in B2B Lead & Demand Generation and Data Services, serving technology companies & agencies worldwide.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Girnar Care	Exact match	Jaipur, IndiaHQ recorded Sep 28, 2026	501-1,000	649 contacts →
	Exact match “We at Girnar Care work towards customer satisfaction and it is also a center of customer excellence.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Telenet Marketing Solutions	Exact match	Athens, GA, IndiaHQ recorded Sep 28, 2026	201-500	553 contacts →
	Exact match “From initial market awareness to the final stages of a complex B2B buying journey, modern buyers crave authentic interaction.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Movingdneedle Pvt. LTD	Exact match	Sterling Heights, MI, United StatesHQ recorded Sep 28, 2026	51-200	528 contacts →
	Exact match “movingDneedle is a Business to Business Sales Lead Generation Company that provides fast and scalable, sales qualified leads through its unique Personalized Email Marketing…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Callbox INC	Exact match	Encino, CA, United StatesHQ recorded Sep 28, 2026	201-500	499 contacts →
	Exact match “Callbox is the #1 trusted lead generation services and AI-Powered Growth Strategy Partner by enterprise and scaling businesses in the USA, Canada, Asia Pacific, Latin America…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	AWL	Exact match	Austin, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	483 contacts →
	Exact match “AWL was founded in 2005 and is the nation's premier Customer Acquisition Marketing business focused on the insurance industry.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	YES Marketing	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	201-500	483 contacts →
	Exact match “Yes Marketing focuses on enabling marketers to engage, acquire and retain consumers along each stage of the consumer journey with a brand – from awareness through consideration…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Demandshore	Exact match	San Francisco, CA, United StatesHQ recorded Sep 28, 2026	501-1,000	478 contacts →
	Exact match “About DemandShore Since 2004, we’ve been working hard to deliver value to Sales & Marketing professionals across B2B Technology companies globally.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Sg360	Exact match	Wheeling, IL, United StatesHQ recorded Sep 28, 2026	501-1,000	477 contacts →
	Exact match “sg360° can help you identify and connect with your best prospects 1:1, both offline and on.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “customer acquisition outsourcing companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 15,291 customer acquisition outsourcing companies worldwide

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Customer acquisition outsourcing companies worldwide at a glance

As of Sep 28, 2026

11.4%Verified-email coverage

11.7Average contacts per company

1-10Median size (employees)

2.4%Largest-city concentration · Pune

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

8,139

11-50

4,988

51-200

1,567

201-500

394

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for customer acquisition outsourcing companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “customer acquisition outsourcing companies” 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. 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 20,303 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 September 28, 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.

Customer acquisition outsourcing companies by location

78 lists · largest first

Every Customer acquisition outsourcing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “customer acquisition outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many customer acquisition outsourcing companies are there worldwide?

RevenueBase identified 15,291 company matches for customer acquisition outsourcing companies worldwide as of September 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?

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

Which country has the most customer acquisition outsourcing companies?

The United States leads with 3,916 companies, followed by India (1,436) and the United Kingdom (1,134). Every customer acquisition outsourcing companies list by country and city is linked on this page.

Which city has the most customer acquisition outsourcing companies?

Pune leads with 362 company records, followed by London (344) and New York (172).

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 20,303 professional contacts with verified work emails tracked across these 15,291 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 September 28, 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 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.