Company lists · Data refreshed September 2026

Top 25 CRM developers based in the United States

RevenueBase identified 1,140 CRM developers headquartered in the United States as of September 2026 and tracks 16,564 professional contacts across them, including 5,564 with verified work emails and 4,513 with mobile numbers. New York is the largest hub.

This list covers CRM developers headquartered in the United States, 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 1, 2026.

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 RevenueBase Smart Search rating on every row Refreshed Sep 1, 2026 86% judged on-target in blind review
1,140Companies
16,564Contacts tracked
5,564Verified emails
4,513Mobile numbers
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The 25 largest CRM developers based in the United States

Ranked by team size
Top 25 of 1,140 CRM developers based in the United States, ranked by team size, largest first. Data refreshed Sep 1, 2026. RevenueBase Smart Search rates how each company's information relates to CRM 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 evidenceBoston, MA, United States1,001-5,0002,859 contacts →

Partial evidence

“Klaviyo (NYSE: KVYO) is the autonomous B2C CRM.”

Source: RevenueBase Database · checked Sep 1, 2026
2Indirect evidenceNashville, TN, United States201-500818 contacts →

Indirect evidence

“Marigold is a global marketing technology company focused on delivering relationship marketing solutions for growing organizations.”

Source: RevenueBase Database · checked Sep 1, 2026
3Indirect evidenceBoston, MA, United States501-1,000768 contacts →

Indirect evidence

“Vendasta is the leading AI software company for customer acquisition and engagement, helping businesses get more customers.”

Source: RevenueBase Database · checked Sep 1, 2026
4Indirect evidenceSunnyvale, CA, United States10001+380 contacts →

Indirect evidence

“Collaborate, innovate and drive the business forward with HCLSoftware's Digital Transformation marketing software solution.”

Source: RevenueBase Database · checked Sep 1, 2026
5Partial evidenceMilwaukee, WI, United States201-500352 contacts →

Partial evidence

“HIC Global Solutions is a Salesforce consulting company offering deep expertise to meet the CRM needs of a business since 2015.”

Source: RevenueBase Database · checked Sep 1, 2026
6Indirect evidenceSan Francisco, CA, United States201-500325 contacts →

Indirect evidence

“Rolustech is a full-service SugarCRM and Salesforce Partner firm, with its headquarters in Pakistan and regional offices in the UK and USA.”

Source: RevenueBase Database · checked Sep 1, 2026
7Indirect evidenceFairfield, NJ, United States201-500324 contacts →

Indirect evidence

“StayinFront is a leading global provider of mobile, cloud-based field force effectiveness and customer relationship management solutions for consumer goods and life sciences…”

Source: RevenueBase Database · checked Sep 1, 2026
8Strong evidenceLancaster, PA, United States51-200236 contacts →

Strong evidence

“Cargas is an employee-owned software company offering ERP and CRM software from Acumatica, Microsoft, Sage, Salesforce, and HubSpot, as well as custom-developed solutions.”

Source: RevenueBase Database · checked Sep 1, 2026
9Indirect evidenceNew York, NY, United States201-500216 contacts →

Indirect evidence

“Mantra is among the world's leading providers of IT consulting and managed services.”

Source: RevenueBase Database · checked Sep 1, 2026
10Partial evidenceSanta Clara, CA, United States51-200207 contacts →

Partial evidence

“Help your teams align to your customer’s journey by uniting your CRM data, signals, and tools from the first buying signal to closed-won and beyond.”

Source: RevenueBase Database · checked Sep 1, 2026
11Indirect evidenceChandler, AZ, United States201-500200 contacts →

Indirect evidence

“With Keap, you'll easily capture, organize, track, and nurture all of your leads to increase sales and revenue.”

Source: RevenueBase Database · checked Sep 1, 2026
12Indirect evidenceDallas, TX, United States51-200191 contacts →

Indirect evidence

“Accelerize 360 is a certified Salesforce partner.”

Source: RevenueBase Database · checked Sep 1, 2026
13Indirect evidenceChandler, AZ, United States201-500173 contacts →

Indirect evidence

“At MST Solutions our cornerstone is to adapt, engage and create solutions which guarantee the success of our clients.”

Source: RevenueBase Database · checked Sep 1, 2026
14Indirect evidenceScottsdale, AZ, United States51-200170 contacts →

Indirect evidence

“We're with you every step of the way.”

Source: RevenueBase Database · checked Sep 1, 2026
15Indirect evidenceBranchburg, NJ, United States51-200149 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 1, 2026
16Partial evidenceNew York City, NY, United States51-200142 contacts →

Partial evidence

“Close is the sales CRM built for founders, startups, and small businesses that want to grow faster.”

Source: RevenueBase Database · checked Sep 1, 2026
17Partial evidenceUnited States51-200128 contacts →

Partial evidence

“Wealthbox is CRM you’ll actually enjoy.”

Source: RevenueBase Database · checked Sep 1, 2026
18Partial evidenceDallas, TX, United States51-200100 contacts →

Partial evidence

“Agile CRM is the world’s first fully-integrated sales, marketing, and service suite – an All-in-One CRM for small businesses with full sales, marketing, and service automation…”

Source: RevenueBase Database · checked Sep 1, 2026
19Indirect evidencePortland, OR, United States201-50093 contacts →

Indirect evidence

“We exist to remove the ceiling.”

Source: RevenueBase Database · checked Sep 1, 2026
20Partial evidenceAtlanta, GA, United States51-20086 contacts →

Partial evidence

“WelcomeHome is a CRM built specifically for senior living and home care sales and marketing teams, designed to help organizations convert more leads, strengthen referral…”

Source: RevenueBase Database · checked Sep 1, 2026
21Partial evidenceCampbell, CA, United States51-20080 contacts →

Partial evidence

“Arcsona is a CRM implementation firm powered by people with spark.”

Source: RevenueBase Database · checked Sep 1, 2026
22Indirect evidenceNew York, NY, United States201-50076 contacts →

Indirect evidence

“500apps is the world's first All-in-One SaaS suite of 39+ apps that cover all areas of business operations.”

Source: RevenueBase Database · checked Sep 1, 2026
23Indirect evidenceGainesville, FL, United States1,001-5,00071 contacts →

Indirect evidence

“SharpSpring is a full-funnel marketing and sales automation platform that unites marketing and sales teams to launch and track targeted campaigns and personalize every interaction…”

Source: RevenueBase Database · checked Sep 1, 2026
24Partial evidenceDenver, CO, United States51-20070 contacts →

Partial evidence

“Builder Prime is the all-in-one CRM built for growth-minded home improvement companies.”

Source: RevenueBase Database · checked Sep 1, 2026
25Partial evidenceWilsonville, OR, United States51-20066 contacts →

Partial evidence

“The right CRM aids management in keeping a pulse on every consumer.”

Source: RevenueBase Database · checked Sep 1, 2026

Showing 25 of 1,140 CRM developers based in the United States

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CRM developers based in the United States at a glance

As of Sep 1, 2026
33.6%Verified-email coverage
27.2%Mobile-number coverage
14.5Average contacts per company
1-10Median size (employees)
4.6%Largest-city concentration · New York
Sep 1, 2026Page data refreshed

Companies by employee count

1-10
615
11-50
382
51-200
109
201-500
21
501-1,000
3
1,001-5,000
8
5,001-10,000
1
10001+
1

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 CRM 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.
What qualifies
Companies headquartered in the United States whose own description of what they do matches “CRM 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 CRM 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 CRM developers, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
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, 5,564 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 1, 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.

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 CRM 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 CRM developers are there based in the United States?

RevenueBase identified 1,140 CRM developers headquartered in the United States 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?

Klaviyo, headquartered in Boston, tops this list with the largest team on record.

Which city has the most CRM developers?

New York leads with 53 headquartered companies, followed by San Francisco (27) and Austin (26).

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 5,564 verified decision-maker contacts tracked across these 1,140 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 1, 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 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.