Company lists · Data refreshed November 2026

Top 25 Custom integration services worldwide

RevenueBase identified 2,156 company matches for custom integration services worldwide as of November 2026 and tracks 25,139 professional contacts across them, including 9,036 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for custom integration services 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 6, 2026. Country and city lists for custom integration services 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 6, 2026 How this list was built
2,156Companies
25,139Contacts tracked
9,036Verified emails
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The 25 largest custom integration services worldwide

Ranked by team size
Top 25 of 2,156 company matches for custom integration services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchConshohocken, PA, United StatesHQ recorded Nov 6, 20261,001-5,0002,725 contacts →

Exact match

“Connect everything to achieve anything™ #TeamBoomi”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchParis, FranceHQ recorded Nov 6, 20261,001-5,0001,758 contacts →

Exact match

“Acteur de référence des systèmes d’information augmentés par l’intégration stratégique de la data, Consort Group accompagne les entreprises pour leur permettre de valoriser ce…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRocklin, United StatesHQ recorded Nov 6, 2026501-1,0001,343 contacts →

Exact match

“ChainSys is an innovator in the data management and business platform implementation (ERP) space.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBretten, GermanyHQ recorded Nov 6, 20261,001-5,000784 contacts →

Exact match

“One central platform.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWellington, New ZealandHQ recorded Nov 6, 2026501-1,000727 contacts →

Exact match

“CodeClouds specializes in delivering scalable, robust solutions for modern businesses of all sizes including enterprise clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBarcelona, SpainHQ recorded Nov 6, 2026501-1,000598 contacts →

Exact match

“Logicalis es una compañía de referencia tanto en España como en los países en los que opera.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchRockford, IL, United StatesHQ recorded Nov 6, 2026501-1,000550 contacts →

Exact match

“Cleo is a supply chain orchestration software company that connects, automates, and optimizes the critical processes that keep goods and data moving.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCumming, United StatesHQ recorded Nov 6, 2026201-500405 contacts →

Exact match

“At Prowess Software Services, we are your trusted partner for integration solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchNew York, NY, United StatesHQ recorded Nov 6, 2026201-500295 contacts →

Exact match

“Award-winning NetSuite and Stripe partner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMckinney, United StatesHQ recorded Nov 6, 2026201-500282 contacts →

Exact match

“NULogic is a digital commerce systems integrator providing a range of services from discovery to delivery and ongoing support and maintenance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMidrand, South AfricaHQ recorded Nov 6, 20265,001-10,000257 contacts →

Exact match

“Building tomorrow’s platforms and business ecosystems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchHuechuraba, ChileHQ recorded Nov 6, 2026501-1,000219 contacts →

Exact match

“Somos una empresa de servicios de integración en Infraestructura Tecnológica, Servicios de TI, Monitoreo, Control y Analítica, garantizando una atención de clase mundial con los…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchDubai, ON, United Arab EmiratesHQ recorded Nov 6, 2026201-500215 contacts →

Exact match

“We are a Leading Global Force in Systems Integration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSalem, NH, United StatesHQ recorded Nov 6, 202651-200172 contacts →

Exact match

“WEI is a premier IT solutions provider focused on building and extending quality relationships with clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLevallois-perret, FranceHQ recorded Nov 6, 202651-200149 contacts →

Exact match

“Chez RS2i, nous avons à cœur de réaliser votre transformation digitale, et ce, grâce à notre expertise acquise de longue date.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSingaporeHQ recorded Nov 6, 202651-200142 contacts →

Exact match

“Merquri helps businesses design, build, and scale enterprise platforms that improve operations, enable better decisions, and support long-term growth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 202651-200131 contacts →

Exact match

“With more than 180 specialists, we make the most of your digital transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMedellin, FL, ColombiaHQ recorded Nov 6, 202651-200129 contacts →

Exact match

“In Business Process & Technologies Integration (BPT) we accompany you in the design and implementation of customized solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202651-200124 contacts →

Exact match

“Flexspring focuses exclusively on HR data integration.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202651-200117 contacts →

Exact match

“Conexa is a Long-Term Tech Partner that develops custom solutions and integrations to boost products and revenue.+100 Clients (Fiserv, UBER, Klaviyo, Shopify, Klarna…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchKuala Lumpur, MalaysiaHQ recorded Nov 6, 202651-200114 contacts →

Exact match

“VTC, a VETECE company, started in 2003 specializing in Enterprise Integration & Data Management Solution services to assist our clients to succeed in digital innovation by…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchFrisco, United StatesHQ recorded Nov 6, 202651-200113 contacts →

Exact match

“At APPSeCONNECT, we do more than connect apps.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMontréal, QC, CanadaHQ recorded Nov 6, 202651-200112 contacts →

Exact match

“Since 2001, PCI Industrial Automation offers consulting services in the integration of industrial automation systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLos Angeles, United StatesHQ recorded Nov 6, 202611-50107 contacts →

Exact match

“Paragon is the leading integration infrastructure platform for AI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchKosice, SlovakiaHQ recorded Nov 6, 202651-200104 contacts →

Exact match

“Dedicated software development team that delivers, for 16 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,156 custom integration services worldwide

See the full list, filter by size, metro and specialty, and access 9,036 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Custom integration services worldwide at a glance

As of Nov 6, 2026
35.9%Verified-email coverage
11.7Average contacts per company
1-10Median size (employees)
1.7%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,449
11-50
537
51-200
131
201-500
12
501-1,000
8
1,001-5,000
7
5,001-10,000
2
10001+
1

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 custom integration services are linked below.
What qualifies
Company records worldwide whose business descriptions match “custom integration services” 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 9,036 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 6, 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.

Custom integration services by location

16 lists · largest first

Every Custom integration services 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 “custom integration services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom integration services are there worldwide?

RevenueBase identified 2,156 company matches for custom integration services 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?

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

Which country has the most custom integration services?

The United States leads with 409 companies, followed by India (135) and the United Kingdom (115). Every custom integration services list by country and city is linked on this page.

Which city has the most custom integration services?

London leads with 37 company records, followed by Sao Paulo (23) and Melbourne (19).

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 9,036 professional contacts with verified work emails tracked across these 2,156 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 6, 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.