Company lists · Data refreshed September 2026

Top 25 Sales and marketing outsourcing companies worldwide

Name: Sales and marketing outsourcing companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 33,724 companies tracked

RevenueBase identified 33,724 company matches for sales and marketing outsourcing companies worldwide as of September 2026 and tracks 309,863 professional contacts across them, including 40,972 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for sales and marketing 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 21, 2026. Country and city lists for sales and marketing 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 21, 2026 How this list was built

33,724Companies

309,863Contacts tracked

40,972Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest sales and marketing outsourcing companies worldwide

Ranked by team size

Top 25 of 33,724 company matches for sales and marketing outsourcing companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	Salesland	Exact match	Madrid, MexicoHQ recorded Sep 21, 2026	10001+	4,245 contacts →
	Exact match “We are Sales Specialists.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	Zoominfo	Exact match	Vancouver, WA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	4,029 contacts →
	Exact match “ZoomInfo (NASDAQ: GTM) is the go-to-market platform that helps businesses find, acquire and grow their customers.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Xdbs Worldwide	Exact match	Dubai, United Arab EmiratesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
4	Marketsource INC	Exact match	Alpharetta, GA, United StatesHQ recorded Sep 21, 2026	5,001-10,000	3,063 contacts →
	Exact match “MarketSource, an Allegis Group company, is a sales acceleration company focused on delivering better outcomes for many of the world’s most iconic brands.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Marketstar	Exact match	Ogden, UT, United StatesHQ recorded Sep 21, 2026	1,001-5,000	2,446 contacts →
	Exact match “MarketStar is a global B2B sales outsourcing leader with 38+ years of experience driving predictable revenue growth.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Denave	Exact match	Noida, IndiaHQ recorded Sep 21, 2026	5,001-10,000	2,270 contacts →
	Exact match “We are revenue AI-X-lerators.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Transcosmos INC	Exact match	Toshima-ku, JapanHQ recorded Sep 21, 2026	10001+	1,987 contacts →
	Exact match “transcosmos launched its operations in 1966.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	Webhelp Enterprise	Exact match	Paris, FranceHQ recorded Sep 21, 2026	10001+	1,795 contacts →
	Exact match “The Concentrix B2B sales practice is here to design, build and run projects for our clients.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	Channelplay Limited	Exact match	Gurgaon, IndiaHQ recorded Sep 21, 2026	5,001-10,000	1,697 contacts →
	Exact match “Channelplay is India’s leading tech-enabled channel execution company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Netambit	Exact match	Noida, IndiaHQ recorded Sep 21, 2026	10001+	1,584 contacts →
	Exact match “NetAmbit helps businesses build a sustainable advantage by accelerating growth in high-touch offline areas.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	BDS Connected Solutions, LLC	Exact match	Lake Forest, CA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,530 contacts →
	Exact match “BDS Connected Solutions offers a complete suite of solutions that blend Advocacy, Assisted Sales, Training, Virtual, Retail, Experiential, Merchandising, Break Fix, Installations…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12	BRM S.A.S	Exact match	Bogotá, ColombiaHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
13	Full Potential Solutions	Exact match	Waltham, MA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
14	Credico	Exact match	Chicago, IL, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
15	Demandscience	Exact match	Boston, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
16	Cience	Exact match	Miami, FL, United StatesHQ recorded Sep 21, 2026	201-500	1,068 contacts →
	Exact match “CIENCE Technologies, Inc, founded in 2015 and headquartered in Denver, CO, is a pioneering global company in lead generation software and services, committed to transforming the…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	2x	Exact match	Malvern, PA, United StatesHQ recorded Sep 21, 2026	1,001-5,000	1,046 contacts →
	Exact match “2X is the global leader in B2B marketing-as-a-service (MaaS), a subscription-based alternative to traditional B2B marketing delivery models.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18	Inktel Contact Center Solutions	Exact match	Doral, FL, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
19	Memoryblue	Exact match	Tysons, VA, United StatesHQ recorded Sep 21, 2026	501-1,000	825 contacts →
	Exact match “memoryBlue is the go-to partner for revenue leaders in B2B Tech looking to grow their pipeline engine.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	S2w Media	Exact match	New York, NY, United StatesHQ recorded Sep 21, 2026	501-1,000	806 contacts →
	Exact match “We are innovators, problem solvers, thought leaders, and above all else, a team.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Nope Nope Nope	Exact match	United StatesHQ recorded Sep 21, 2026	n/a	802 contacts →
	Exact match “Nope in Chicago, IL officially opened on September 21, 2012 working with clients in the telecommunications, restaurant, and energy retail industry.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22	Infuse	Exact match	Boca Raton, FL, United StatesHQ recorded Sep 21, 2026	1,001-5,000	796 contacts →
	Exact match “Demand Excellence Delivered We are INFUSE, a global B2B demand and revenue marketing performance company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	ZAZ Vendas	Exact match	Campinas, BrazilHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
24	CPM International	Exact match	Thame, United KingdomHQ recorded Sep 21, 2026	10001+	777 contacts →
	Exact match “CPM is an international sales outsourcing and customer experience agency.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	Innerworkings	Exact match	London, United KingdomHQ recorded Sep 21, 2026	1,001-5,000	757 contacts →
	Exact match “Founded in 1991, HH Global is a global outsourced marketing execution provider.” Recorded in the RevenueBase company graph · Sep 21, 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 “sales and marketing 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 33,724 sales and marketing outsourcing companies worldwide

See the full list, filter by size, metro and specialty, and access 40,972 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Sales and marketing outsourcing companies worldwide at a glance

As of Sep 21, 2026

13.2%Verified-email coverage

9.2Average contacts per company

1-10Median size (employees)

2.1%Largest-city concentration · London

Sep 21, 2026Page data refreshed

Companies by employee count

1-10

20,907

11-50

9,354

51-200

2,488

201-500

617

501-1,000

169

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 sales and marketing outsourcing companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “sales and marketing 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 40,972 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 21, 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.

Sales and marketing outsourcing companies by location

123 lists · largest first

Every Sales and marketing 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 “sales and marketing outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sales and marketing outsourcing companies are there worldwide?

RevenueBase identified 33,724 company matches for sales and marketing 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?

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

Which country has the most sales and marketing outsourcing companies?

The United States leads with 8,316 companies, followed by India (2,661) and the United Kingdom (2,459). Every sales and marketing outsourcing companies list by country and city is linked on this page.

Which city has the most sales and marketing outsourcing companies?

London leads with 708 company records, followed by Pune (515) and Sao Paulo (331).

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 40,972 professional contacts with verified work emails tracked across these 33,724 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 21, 2026.

Ready to reach these companies? Verified emails and direct dials for all 33,724 sales and marketing outsourcing companies worldwide. Start with a free account, no credit card.

Download this list →

Related lists

Browse the directory

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.