Company lists · Data refreshed October 2026

Top 25 Access software suppliers based in the United States

RevenueBase identified 122 company matches for access software suppliers associated with the United States as of October 2026 and tracks 7,730 professional contacts across them, including 3,429 with verified work emails. Miami is the largest hub.

This list covers company matches for access software suppliers associated with the United States, 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 October 19, 2026.

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 Oct 19, 2026 How this list was built
122Companies
7,730Contacts tracked
3,429Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest access software suppliers based in the United States

Ranked by team size
Top 25 of 122 company matches for access software suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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 matchAustin, TX, United StatesHQ recorded Oct 19, 20261,001-5,0003,468 contacts →

Exact match

“HID powers the trusted identities of the world's people, places and things.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2Exact matchWaltham, MA, United StatesHQ recorded Oct 19, 20261,001-5,0001,112 contacts →

Exact match

“Imprivata delivers access management solutions for healthcare and other mission-critical industries to ensure every second of crucial work is both frictionless and secure.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3Exact matchAustin, TX, United StatesHQ recorded Oct 19, 2026201-500352 contacts →

Exact match

“Moving security forward-intelligently, confidently, together.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4Exact matchPittsford, NY, United StatesHQ recorded Oct 19, 2026201-500335 contacts →

Exact match

“LenelS2 is a global leader in advanced physical security solutions, including access control, video surveillance and mobile credentialing.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5Exact matchBethesda, MD, United StatesHQ recorded Oct 19, 2026201-500211 contacts →

Exact match

“An industry leader in managed access control security solutions and services since 1981, Datawatch Systems is trusted by building owners, property managers, and tenants across the…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6Exact matchSchaumburg, IL, United StatesHQ recorded Oct 19, 202651-200199 contacts →

Exact match

“High-risk access is subjective.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7Exact matchHawthorne, CA, United StatesHQ recorded Oct 19, 2026201-500192 contacts →

Exact match

“AMAG Technology is a market leader in Physical Access Control, Identity Management and integrated security solutions.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Oct 19, 202651-200163 contacts →

Exact match

“SwiftConnect connects identity and physical access, enabling secure, scalable entry across your environment.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9Exact matchHauppauge, NY, United StatesHQ recorded Oct 19, 202651-200153 contacts →

Exact match

“Since 1967, Vicon has been a leading provider of mission-critical security surveillance systems.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10Exact matchIrvine, CA, United StatesHQ recorded Oct 19, 2026201-500148 contacts →

Exact match

“SecureAuth is redefining identity security for the AI era.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11Exact matchNewark, CA, United StatesHQ recorded Oct 19, 202651-200104 contacts →

Exact match

“Splan Unified Badging is uniquely, streamline the process of managing access requests for employees, contractors, visitors and provide intelligent security insights, by…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Oct 19, 2026501-1,00099 contacts →

Exact match

“NetIQ is a global enterprise software company that meets the demands of today’s IT environments by leveraging The Power of Identity™ with a wide range of proven solutions for…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13Exact matchReston, VA, United StatesHQ recorded Oct 19, 202651-20084 contacts →

Exact match

“XTec stands at the forefront of secure, interoperable authentication and verification systems.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14Exact matchSan Jose, CA, United StatesHQ recorded Oct 19, 202651-20065 contacts →

Exact match

“Welcome to Keri Systems, one of the world's most popular providers of access control and integrated security systems.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15Exact matchHolmdel, NJ, United StatesHQ recorded Oct 19, 202611-5062 contacts →

Exact match

“BIO-key is a trusted provider of Identity and Access Management (IAM) and Biometric solutions that offer an easy and secure way to authenticate the identity of employees…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16Exact matchBellmore, NY, United StatesHQ recorded Oct 19, 202651-20060 contacts →

Exact match

“Parabit delivers innovative security, self-service, and customer experience (CX) solutions that secure, automate, and enhance facilities worldwide.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17Exact matchKansas City, MO, United StatesHQ recorded Oct 19, 202611-5055 contacts →

Exact match

“Kenton Brothers Systems for Security is a WBE certified, security systems supplier in Kansas City, Missouri.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18Exact matchSan Diego, CA, United StatesHQ recorded Oct 19, 202611-5046 contacts →

Exact match

“XPressEntry handheld readers validate permissions and authenticate credentials against the identity information on record in the access control system database on-the-go from…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19Exact matchLos Angeles, CA, United StatesHQ recorded Oct 19, 202611-5034 contacts →

Exact match

“Multicard is a full-service identification & security integrator in the Rocky Mountains and Southwestern US.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20Exact matchCornelius, NC, United StatesHQ recorded Oct 19, 202611-5033 contacts →

Exact match

“ColorID is the trusted identity systems integrator with over 26 years of experience delivering secure and innovative identification solutions.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21Exact matchHouston, TX, United StatesHQ recorded Oct 19, 202651-20031 contacts →

Exact match

“Advant Solutions specializes in standalone and networked access control solutions.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22Exact matchCherry Hill, NJ, United StatesHQ recorded Oct 19, 202651-20026 contacts →

Exact match

“Since 1979, Sielox has designed and marketed innovative security management systems through select Certified Integrators to commercial, education, financial, government…”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23Exact matchLong Beach, CA, United StatesHQ recorded Oct 19, 202611-5026 contacts →

Exact match

“At Mercury, we’re pioneering the future of security and access control.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24Exact matchWalkersville, MD, United StatesHQ recorded Oct 19, 202611-5023 contacts →

Exact match

“Galaxy Control Systems, a privately held company headquartered in Walkersville, MD, is a leader in the integrated access control industry.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25Exact matchIndianapolis, IN, United StatesHQ recorded Oct 19, 202611-5023 contacts →

Exact match

“Oak offers a full range of access control solutions for facilities of all sizes, providing the appropriate level of access and protection throughout your property.”

Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

Showing 25 of 122 access software suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 3,429 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Access software suppliers based in the United States at a glance

As of Oct 19, 2026
44.4%Verified-email coverage
63.4Average contacts per company
11-50Median size (employees)
4.9%Largest-city concentration · Miami
Oct 19, 2026Page data refreshed

Companies by employee count

1-10
34
11-50
57
51-200
20
201-500
7
501-1,000
2
1,001-5,000
2

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 122 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “access software suppliers” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 3,429 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 October 19, 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.

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 “access software suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many access software suppliers are there based in the United States?

RevenueBase identified 122 company matches for access software suppliers associated with the United States as of October 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?

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

Which city has the most access software suppliers?

Miami leads with 6 company records, followed by Austin (5) and Houston (4).

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 3,429 professional contacts with verified work emails tracked across these 122 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 October 19, 2026.

Ready to reach these companies? Verified emails and direct dials for all 122 access software suppliers based in the United States. 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 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.