Company lists · Data refreshed November 2026

Top 25 Transaction processing outsourcing consultants worldwide

Name: Transaction processing outsourcing consultants worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 5,266 companies tracked

RevenueBase identified 5,266 company matches for transaction processing outsourcing consultants worldwide as of November 2026 and tracks 48,874 professional contacts across them, including 8,766 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for transaction processing outsourcing consultants 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 November 5, 2026. Country and city lists for transaction processing outsourcing consultants 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 Nov 5, 2026 How this list was built

5,266Companies

48,874Contacts tracked

8,766Verified emails

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The 25 largest transaction processing outsourcing consultants worldwide

Ranked by team size

Top 25 of 5,266 company matches for transaction processing outsourcing consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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	Eficacia	Exact match	Cali, ColombiaHQ recorded Nov 5, 2026	10001+	5,573 contacts →
	Exact match “Incrementamos la productividad y eficiencia de nuestros clientes- Más de 40 años de experiencia en el mercado- Líderes en Soluciones de Mercadeo, Trade Marketing, Ventas y Gestión…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Evertec	Exact match	San Juan, United StatesHQ recorded Nov 5, 2026	5,001-10,000	3,593 contacts →
	Exact match “EVERTEC, Inc.(NYSE: EVTC) is a leading full-service transaction processing business in Latin America, providing a broad range of merchant acquiring, payment processing and…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Infinit-O	Exact match	Pasay, PhilippinesHQ recorded Nov 5, 2026	1,001-5,000	1,439 contacts →
	Exact match “Infinit-O empowers finance and healthcare organizations to thrive in a digital-first world by combining specialized industry expertise, innovative technology, and a commitment to…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Servestsa	Exact match	Caracas, VenezuelaHQ recorded Nov 5, 2026	n/a	903 contacts →
	Exact match “Statistics first” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	The Resource Group, Spend Management Solutions	Exact match	St. Louis, MO, United StatesHQ recorded Nov 5, 2026	201-500	594 contacts →
	Exact match “The Resource Group, LLC is a business transformation services organization that specializes in the area of non-payroll spend management and the processes required to sustain the…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	OWN Business Management	Exact match	Ajman Free Zone, United StatesHQ recorded Nov 5, 2026	n/a	501 contacts →
	Exact match “OBM is a leading business process management company in UAE which provides client driven business management solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Diagonal Gest, SL	Exact match	Barcelona, SpainHQ recorded Nov 5, 2026	501-1,000	462 contacts →
	Exact match “Tessi IBERIA nace en 1.997 y aunque en el inicio se centra en la gestión hipotecaria, ya desde sus orígenes nace con unos valores fundamentales, que todavía hoy perviven, y…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	3eriza	Exact match	Surquillo, PeruHQ recorded Nov 5, 2026	1,001-5,000	443 contacts →
	Exact match “3eriza es una consultora especializada en el diseño, implementación y optimización de la provisión de servicios a empresas, brindando soporte en dos frentes: Asesorando a empresas…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Deccan Iservices Pvt. LTD	Exact match	Villupuram, IndiaHQ recorded Nov 5, 2026	501-1,000	338 contacts →
	Exact match “Deccan iServices Pvt.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Techno LTD	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 5, 2026	51-200	291 contacts →
	Exact match “At Techno, we work collaboratively with our clients in supporting their aspirations to differentiate their offering, deliver it both speedily and cost-efficiently.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Expertrans Global Corp	Exact match	Hanoi, CA, VietnamHQ recorded Nov 5, 2026	51-200	265 contacts →
	Exact match “Established in 2005, ExperTrans Global is a leading company in term of globalization solution service.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Astra Business Services Pvt. LTD	Exact match	Noida, NC, IndiaHQ recorded Nov 5, 2026	201-500	261 contacts →
	Exact match “AstraGlobal is a premier business process transformation company with an unwavering commitment to excellence, compliance, and innovation.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Cargaison Express	Exact match	Mohali, IndiaHQ recorded Nov 5, 2026	201-500	256 contacts →
	Exact match “At Cargaison Express, we're not just an outsourcing company but your dedicated partners in scaling your business to new heights.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Galitt	Exact match	La Défense Paris, FranceHQ recorded Nov 5, 2026	201-500	247 contacts →
	Exact match “We support financial institutions, merchants and payment industry players in transforming their payment services to make them simple, efficient and secure in everyday life.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Greyson	Exact match	Bratislava, SlovakiaHQ recorded Nov 5, 2026	201-500	236 contacts →
	Exact match “We help our clients analyze markets and competition, evaluate efficiency of their processes/organization and understand latest trends & technology.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Addovation	Exact match	Drammen, NorwayHQ recorded Nov 5, 2026	51-200	216 contacts →
	Exact match “At Addovation, we help businesses optimize their operations with tailored business solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Baltic Assist	Exact match	Vilnius, LithuaniaHQ recorded Nov 5, 2026	201-500	208 contacts →
	Exact match “Baltic Assist is a rapidly growing B2B organization that provides financial, business consulting, and virtual assistant services globally.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	T&n Business Services	Exact match	New Delhi, IndiaHQ recorded Nov 5, 2026	1,001-5,000	200 contacts →
	Exact match “T&N Business Services, is the leading consulting, services, and business process outsourcing organization that envisioned and instigated the adoption of the flexible business…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	B2B	Exact match	Amadora, PortugalHQ recorded Nov 5, 2026	51-200	184 contacts →
	Exact match “A B2B coloca conhecimento e experiência ao serviço dos seus Clientes em áreas críticas como Tecnologias de Informação, Contabilidade, Faturação, Gestão e Desenvolvimento de…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	IND Consulting	Exact match	Cooper City, TX, United StatesHQ recorded Nov 5, 2026	201-500	180 contacts →
	Exact match “IND Consulting has over 60 years of experience in successfully helping organizations analyze their operations, create personalized business expansion plans, and assist them in…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	ISN Group	Exact match	Mumbai, GA, IndiaHQ recorded Nov 5, 2026	201-500	173 contacts →
	Exact match “We go beyond just offering solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	JSC Ukrainian Processing Center	Exact match	Kyiv, UkraineHQ recorded Nov 5, 2026	501-1,000	164 contacts →
	Exact match “Ukrainian Processing Center (UPC) is a leader in Ukrainian card processing and outsourcing industry since 1997.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Cabel Industry	Exact match	Empoli, ItalyHQ recorded Nov 5, 2026	51-200	163 contacts →
	Exact match “Cabel fornisce servizi di full outsourcing per il mondo bancario e finanziario.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Zouma Consulting Services - Apac	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 5, 2026	201-500	151 contacts →
	Exact match “At ZOUMA Consulting Services, we are dedicated to helping organizations achieve cost optimization and business excellence through a comprehensive range of services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Herren Associates	Exact match	Washington, DC, United StatesHQ recorded Nov 5, 2026	51-200	148 contacts →
	Exact match “Here at Herren, our goals are to drive efficiency and maximize the value of every dollar our clients spend.” Recorded in the RevenueBase company graph · Nov 5, 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 “transaction processing outsourcing consultants”. 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 5,266 transaction processing outsourcing consultants worldwide

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Transaction processing outsourcing consultants worldwide at a glance

As of Nov 5, 2026

17.9%Verified-email coverage

9.3Average contacts per company

1-10Median size (employees)

2.4%Largest-city concentration · Sao Paulo

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

3,544

11-50

1,183

51-200

356

201-500

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 transaction processing outsourcing consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “transaction processing outsourcing consultants” 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 8,766 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 November 5, 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.

Transaction processing outsourcing consultants by location

33 lists · largest first

Every Transaction processing outsourcing consultants 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 “transaction processing outsourcing consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transaction processing outsourcing consultants are there worldwide?

RevenueBase identified 5,266 company matches for transaction processing outsourcing consultants worldwide as of November 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?

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

Which country has the most transaction processing outsourcing consultants?

The United States leads with 1,177 companies, followed by Brazil (443) and India (351). Every transaction processing outsourcing consultants list by country and city is linked on this page.

Which city has the most transaction processing outsourcing consultants?

Sao Paulo leads with 127 company records, followed by London (77) and New York (46).

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 8,766 professional contacts with verified work emails tracked across these 5,266 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 November 5, 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.