Company lists · Data refreshed September 2026

Top 25 Contact database software developers worldwide

RevenueBase identified 343 contact database software developers worldwide as of September 2026 and tracks 1,317 professional contacts across them, including 259 with verified work emails. The United States is the largest market and London the largest hub.

This list covers contact database software developers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 27, 2026. Country and city lists for contact database software developers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 27, 2026 86% judged on-target in blind review
343Companies
1,317Contacts tracked
259Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest contact database software developers worldwide

Ranked by team size
Top 25 of 343 contact database software developers worldwide, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to contact database software developers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidence港区, JapanHQ checked Sep 27, 2026201-50040 contacts →

Partial evidence

“To realize a highly productive way of working Using web cloud technology to centralize management of employee and client contact information.”

Source: RevenueBase Database · checked Sep 27, 2026
2Indirect evidenceCanadaHQ checked Sep 27, 202611-5034 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
3Indirect evidencePorto Alegre, BrazilHQ checked Sep 27, 202611-5025 contacts →

Indirect evidence

“A Smark é uma empresa focada em ajudar seus clientes a alcançarem o sucesso em suas estratégias de venda e relacionamento com o mercado.”

Source: RevenueBase Database · checked Sep 27, 2026
4Partial evidenceDes Moines, IA, United StatesHQ checked Sep 27, 202611-5024 contacts →

Partial evidence

“At ClientCircle, we build software that helps you grow your agency.”

Source: RevenueBase Database · checked Sep 27, 2026
5Indirect evidenceKontich, BelgiumHQ checked Sep 27, 202611-5023 contacts →

Indirect evidence

“Customer Link wants to build your CRM system: a system that’s different from anyone else’s because it’s uniquely tailored to your wants and needs.”

Source: RevenueBase Database · checked Sep 27, 2026
6Indirect evidenceRishon Lezion, IsraelHQ checked Sep 27, 202611-5021 contacts →

Indirect evidence

“Hakaveret advanced CRM system provides companies and business owners with an effective streamlining process that saves time and resources typically invested in management.”

Source: RevenueBase Database · checked Sep 27, 2026
7Partial evidenceMiddletown, DE, United StatesHQ checked Sep 27, 202611-5021 contacts →

Partial evidence

“We build deep integrated software for growing companies to automate their sales, marketing, and service operations.”

Source: RevenueBase Database · checked Sep 27, 2026
8Partial evidenceLjubljana, SloveniaHQ checked Sep 27, 20261-1021 contacts →

Partial evidence

“Neolab is a software company based in Ljubljana, Slovenia, specialized in development of business oriented information systems, API development, data synchronization and BI…”

Source: RevenueBase Database · checked Sep 27, 2026
9Indirect evidenceOslo, NorwayHQ checked Sep 27, 202611-5018 contacts →

Indirect evidence

“Winorg er en programvareleverandør som utvikler og leverer en av de mest funksjonsrike markedsdatabasene for organisasjoner.”

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidenceKansas City, MO, United StatesHQ checked Sep 27, 202611-5017 contacts →

Indirect evidence

“eWay-CRM is the best CRM for Microsoft Outlook.”

Source: RevenueBase Database · checked Sep 27, 2026
11Indirect evidenceBellevue, WA, United StatesHQ checked Sep 27, 202611-5017 contacts →

Indirect evidence

“Avidian was founded in 2005 in the Seattle Metropolitan area by a diverse team of sales, business, and technical professionals, passionate about creating a user-friendly CRM.”

Source: RevenueBase Database · checked Sep 27, 2026
12Indirect evidenceFerrymead, New ZealandHQ checked Sep 27, 202611-5016 contacts →

Indirect evidence

“We're here to build bespoke solutions for extraordinary organisations-for people who want to set the standard in productivity, innovation and service.”

Source: RevenueBase Database · checked Sep 27, 2026
13Partial evidenceMontpellier, FranceHQ checked Sep 27, 202611-5015 contacts →

Partial evidence

“Manage your contacts basis in one place!”

Source: RevenueBase Database · checked Sep 27, 2026
14Partial evidenceRamat Gan, IsraelHQ checked Sep 27, 202611-5013 contacts →

Partial evidence

“Sheleg Software is a comprehensive provider of CRM systems and custom software solutions, boasting a long history since its inception in 1991.”

Source: RevenueBase Database · checked Sep 27, 2026
15Partial evidenceMclean, VA, United StatesHQ checked Sep 27, 202611-5013 contacts →

Partial evidence

“CircleBack is a technology company focused on solving a major productivity problem: keeping contact data up-to-date.”

Source: RevenueBase Database · checked Sep 27, 2026
16Partial evidenceNorth Sydney, AustraliaHQ checked Sep 27, 202611-5011 contacts →

Partial evidence

“thankQ is the complete contact management, membership and fundraising solution that can be configured to meet specific needs.”

Source: RevenueBase Database · checked Sep 27, 2026
17Partial evidenceUccle, BelgiumHQ checked Sep 27, 202611-5011 contacts →

Partial evidence

“Since its creation in 1984, Organica has been computerising companies, associations and institutions with Organon - an integrated management and communication software package.”

Source: RevenueBase Database · checked Sep 27, 2026
18Partial evidenceSurat, IndiaHQ checked Sep 27, 202651-2009 contacts →

Partial evidence

“ContactBook is a new-age cloud-based contact management solution that offers a centralized and effective contact-sharing experience.”

Source: RevenueBase Database · checked Sep 27, 2026
19Partial evidenceFairfax, VA, United StatesHQ checked Sep 27, 20261-109 contacts →

Partial evidence

“KABS software is for small and medium-sized businesses.”

Source: RevenueBase Database · checked Sep 27, 2026
20Partial evidenceValbonne, FranceHQ checked Sep 27, 202611-508 contacts →

Partial evidence

“Andeol, CRM Solutions et softwares for internal or externalized sales team.”

Source: RevenueBase Database · checked Sep 27, 2026
21Indirect evidenceİstanbul, TürkiyeHQ checked Sep 27, 20261-108 contacts →

Indirect evidence

“Buyasoft develops integrated customer relationship management applications.”

Source: RevenueBase Database · checked Sep 27, 2026
22Partial evidenceLeipzig, GermanyHQ checked Sep 27, 202651-2008 contacts →

Partial evidence

“mobile with piaX in sales and service mobileBlox is a software development company based in Leipzig with a focus on enterprise application, especially mobile CRM and Field Service…”

Source: RevenueBase Database · checked Sep 27, 2026
23Strong evidenceAlbany, NY, United StatesHQ checked Sep 27, 202611-508 contacts →

Strong evidence

“ComputerWorks is a CMMI® Level 2 rated software developer, headquartered in beautiful upstate New York.”

Source: RevenueBase Database · checked Sep 27, 2026
24Partial evidenceLondon, United KingdomHQ checked Sep 27, 20261-108 contacts →

Partial evidence

“ContactBase is an address book app for IT sales professionals which utilises the MEDDPICC sales qualification framework.”

Source: RevenueBase Database · checked Sep 27, 2026
25Partial evidenceCheyenne, WY, United StatesHQ checked Sep 27, 202611-507 contacts →

Partial evidence

“Software, app development and CRMs are our thing.”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 343 contact database software developers worldwide

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 259 reachable decision-makers.

Free signup · no credit card

View the full list →

Contact database software developers worldwide at a glance

As of Sep 27, 2026
19.7%Verified-email coverage
3.8Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
238
11-50
91
51-200
8
201-500
3
501-1,000
1

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among contact database software developers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for contact database software developers are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “contact database software developers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names contact database software developers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among contact database software developers, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 259 across the full list. 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 27, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Contact database software developers by location

1 lists · largest first

Every Contact database software developers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names contact database software developers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many contact database software developers are there worldwide?

RevenueBase identified 343 contact database software developers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Phone Appli INC, headquartered in Jing, tops this list with the largest team on record.

Which country has the most contact database software developers?

The United States leads with 66 companies. Every contact database software developers list by country and city is linked on this page.

Which city has the most contact database software developers?

London leads with 5 headquartered companies, followed by San Francisco (5) and Sao Paulo (4).

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 259 verified decision-maker contacts tracked across these 343 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.

Ready to reach these companies? Verified emails and direct dials for all 343 contact database software developers worldwide. Start with a free account, no credit card.

Download this list →

Related lists

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 Smart Search, 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.