Company lists · Data refreshed September 2026

Top 25 Real-time alerting software companies based in the United States

RevenueBase identified 89 company matches for real-time alerting software companies associated with the United States as of September 2026 and tracks 1,282 professional contacts across them, including 606 with verified work emails. San Francisco is the largest hub.

This list covers company matches for real-time alerting software companies 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 September 29, 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 Sep 29, 2026 How this list was built
89Companies
1,282Contacts tracked
606Verified emails
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The 25 largest real-time alerting software companies based in the United States

Ranked by team size
Top 25 of 89 company matches for real-time alerting software companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchAtlanta, GA, United StatesHQ recorded Sep 29, 202651-200263 contacts →

Exact match

“CENTEGIX is the leader in incident response solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchSt. Paul, MN, United StatesHQ recorded Sep 29, 202611-5094 contacts →

Exact match

“We monitor the world’s IT infrastructures like no one else: nearly any device, anytime, anywhere, with one dashboard of results that give you certainty about your IT network and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchSan Ramon, CA, United StatesHQ recorded Sep 29, 202651-20094 contacts →

Exact match

“Userful delivers a unifying platform for operational awareness and response.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchClearwater, FL, United StatesHQ recorded Sep 29, 202611-5090 contacts →

Exact match

“Software Monitoring, Logging, and Real-Time Alerting Solutions for Broadcasters, Cable Companies and Streamers.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchRockaway, NJ, United StatesHQ recorded Sep 29, 202651-20071 contacts →

Exact match

“Activu makes any information visible, collaborative, and proactive for people tasked with monitoring critical operations and incidents.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchWesterville, OH, United StatesHQ recorded Sep 29, 202651-20070 contacts →

Exact match

“Status Solutions is the pioneering provider of enterprise situational awareness for risk management with life safety, security, environmental monitoring and mass notification…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchBloomingdale, IL, United StatesHQ recorded Sep 29, 202651-20052 contacts →

Exact match

“AlertOps, a real-time, intelligent, automated incident management platform with all the capabilities needed to rapidly understand, respond, communicate, resolve, and improve with…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchClaymont, DE, United StatesHQ recorded Sep 29, 202611-5038 contacts →

Exact match

“DataCapable is a software platform that detects and monitors threats in real-time allowing businesses, organizations and government to prepare and respond faster and more…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchPhilomath, OR, United StatesHQ recorded Sep 29, 202611-5034 contacts →

Exact match

“Active911 is a respected leader in software solutions for emergency response.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchNewport Beach, CA, United StatesHQ recorded Sep 29, 202651-20028 contacts →

Exact match

“A comprehensive multi-patented emergency alert system & mass notification system, suitable for businesses, governments and schools.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchRochester, NY, United StatesHQ recorded Sep 29, 202611-5028 contacts →

Exact match

“Bryx is an employee-owned technology company and a trusted leader in reducing emergency response times.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchScottsdale, AZ, United StatesHQ recorded Sep 29, 202611-5016 contacts →

Exact match

“Transpara’s Visual KPI is real-time dashboards, KPIs, alerting and analytics software for operations.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchAustin, United StatesHQ recorded Sep 29, 202611-5015 contacts →

Exact match

“Kepler51 helps companies tackle critical events, from environmental hazards and facility risk management, to managing connected devices and building predictive models.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchIrvine, United StatesHQ recorded Sep 29, 202611-5015 contacts →

Exact match

“Most engineering teams are stuck managing two hard problems at once: getting software built quickly, and keeping it running reliably.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchPrinceton, NJ, United StatesHQ recorded Sep 29, 202611-5015 contacts →

Exact match

“Quicklert™ is engaged in the development and sale of critical communications and enterprise safety software and hardware solutions enabling organizations to accelerate and…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchAustin, TX, United StatesHQ recorded Sep 29, 202651-20014 contacts →

Exact match

“SmartSights, a global leader in data-driven analytics, reports, and notifications, empowers industrial operations with clear insights for effective decision-making and action.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 29, 202611-5013 contacts →

Exact match

“Solana's Most Trusted Alerts Stack.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchBoca Raton, FL, United StatesHQ recorded Sep 29, 202611-5011 contacts →

Exact match

“STRAX Intelligence Group provides a common operating platform designed for real-time response.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchSan Francisco, CA, United StatesHQ recorded Sep 29, 20261-1011 contacts →

Exact match

“Mimoto proactively identifies security breaches, so they can be addressed and stopped in near real-time.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchTampa, FL, United StatesHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“Mach Alert is a full-featured fire station alerting (FSA) solution designed to provide state of the art functionality and reliability within the fire and medical alerting process.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchBoise, ID, United StatesHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“Mass alerting, Crisis Management and Collaboration Platform in the Palm of Your Hand.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchCarmel, IN, United StatesHQ recorded Sep 29, 20261-109 contacts →

Exact match

“Layered Solutions helps you reach more people faster, easier and affordably by integrating emergency and communications technologies you already own- Automate and multiply instant…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchRichardson, TX, United StatesHQ recorded Sep 29, 202611-509 contacts →

Exact match

“Forum Communications is dedicated to providing our global customers with high-quality, reliable, cost-effective and user-friendly Incident Alert and Emergency Response Solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchWestminister, MD, United StatesHQ recorded Sep 29, 202611-508 contacts →

Exact match

“APS Firehouse Alerting was founded by and is currently comprised of career and volunteer firefighters, with roles ranging from firefighters, EMTs, and chiefs.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchRichmond, TX, United StatesHQ recorded Sep 29, 202611-508 contacts →

Exact match

“Our Disaster Decision Engine is the only cloud based platform operating in the Microsoft Azure cloud network, that proactively monitors for threats with potential to impact your…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 89 real-time alerting software companies based in the United States

See the full list, filter by size, metro and specialty, and access 606 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Real-time alerting software companies based in the United States at a glance

As of Sep 29, 2026
47.3%Verified-email coverage
14.4Average contacts per company
11-50Median size (employees)
5.6%Largest-city concentration · San Francisco
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
30
11-50
46
51-200
11
201-500
1
5,001-10,000
1

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 89 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 “real-time alerting software companies” 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 606 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 September 29, 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 “real-time alerting software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many real-time alerting software companies are there based in the United States?

RevenueBase identified 89 company matches for real-time alerting software companies associated with the United States as of September 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?

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

Which city has the most real-time alerting software companies?

San Francisco leads with 5 company records, followed by New York (4) and Chicago (3).

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 606 professional contacts with verified work emails tracked across these 89 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 September 29, 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.