Company lists · Data refreshed November 2026

Top 25 Firewall installation contractors worldwide

RevenueBase identified 476 company matches for firewall installation contractors worldwide as of November 2026 and tracks 3,610 professional contacts across them, including 815 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for firewall installation contractors 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 firewall installation contractors 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
476Companies
3,610Contacts tracked
815Verified emails
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The 25 largest firewall installation contractors worldwide

Ranked by team size
Top 25 of 476 company matches for firewall installation contractors 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 matchToronto, ON, CanadaHQ recorded Nov 6, 2026201-50098 contacts →

Exact match

“Lifeline Fire Protection Inc is one of the GTA's leading fire protection service providers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSylmar, CA, United StatesHQ recorded Nov 6, 2026201-50093 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchGarden City Park, NY, United StatesHQ recorded Nov 6, 2026201-50070 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSt Charles, IL, DR CongoHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“Valley has been in the fire protection industry since the early 1970s and has never forfeited a bond or failed to complete a job under contract.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNashville, TN, United StatesHQ recorded Nov 6, 202611-5052 contacts →

Exact match

“Since 1997, Jarrett Builders, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchNewark, NJ, United StatesHQ recorded Nov 6, 202651-20051 contacts →

Exact match

“We are experienced in working with a wide variety of both public and private fire protection projects, including designing and installing systems for homes, businesses, government…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchUnited StatesHQ recorded Nov 6, 202611-5050 contacts →

Exact match

“Central Fire Protection Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchBaltimore, MD, United StatesHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“Advanced Fire Protection Systems, LLC (AFPS) was created as a single source for all of your fire protection needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchIndianapolis, IN, United StatesHQ recorded Nov 6, 202611-5047 contacts →

Exact match

“Firewalls.com offers cutting edge products and services designed to provide cost-effective IT solutions in the age of information.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchHicksville, NY, United StatesHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“ABCO Peerless Sprinkler Corp.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchClinton, PA, United StatesHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“Metropolitan Fire Protection has worked diligently to become the number one residential and commercial sprinkler contractor in our area.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNerang, AustraliaHQ recorded Nov 6, 202651-20038 contacts →

Exact match

“Auscoast Fire Services specialises in the design, installation, commissioning, maintenance and service of all fire protection system requirements for Building & Construction…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBuford, FL, IndiaHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“Allsouth Sprinkler Company has protected the Southeast for more than 40 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202651-20033 contacts →

Exact match

“Chicago Fire Protection LLC is a full service, fire sprinkler/alarm contractor, signatory with Local 281 Sprinkler Fitters and IBEW Local 134 Electricians.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchClearwater, FL, United StatesHQ recorded Nov 6, 20261,001-5,00033 contacts →

Exact match

“CFC is now Century Fire Protection!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchPreston, WA, United StatesHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“We are a trusted, locally owned company located in Preston, Washington.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, United StatesHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Dataway, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchGaithersburg, MD, United StatesHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“National Fire Protection is a regional Fire Protection contractor that performs Sales, Installation, Design and Service for new installation, renovation and small break/fix, fire…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMeriden, United StatesHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“Providing cost effective Fire Stopping Solutions to large and small scale contractors/end users across the UK.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPlaistow, NH, United StatesHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Pulsar has been providing quality service to it's clients since 1974.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWallisellen, SwitzerlandHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“OMICRON AG - IHR PARTNER FÜR IT SECURITY - SEIT 1995 Seit 1995 sind wir auf IT Sicherheitslösungen für Firmen spezialisiert und decken alle Bedürfnisse von A-Z ab.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSittingbourne, United KingdomHQ recorded Nov 6, 20261-1026 contacts →

Exact match

“We specialise in the installation, maintenance and repair of fire systems for commercial, residential and industrial clients nationwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSingaporeHQ recorded Nov 6, 202611-5026 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202651-20025 contacts →

Exact match

“We are your premier full service, specialty fire systems contractor offering installation, inspection and service of fire alarm, smoke detection, suppression, kitchen hood…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHamilton, New ZealandHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“We specialise in design, installation and maintenance of fire and security systems.”

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

Showing 25 of 476 firewall installation contractors worldwide

See the full list, filter by size, metro and specialty, and access 815 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Firewall installation contractors worldwide at a glance

As of Nov 6, 2026
22.6%Verified-email coverage
7.6Average contacts per company
1-10Median size (employees)
0.8%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
262
11-50
154
51-200
48
201-500
5
501-1,000
1
1,001-5,000
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 firewall installation contractors are linked below.
What qualifies
Company records worldwide whose business descriptions match “firewall installation contractors” 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 815 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.

Firewall installation contractors by location

2 lists · largest first

Every Firewall installation contractors 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 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 “firewall installation contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many firewall installation contractors are there worldwide?

RevenueBase identified 476 company matches for firewall installation contractors 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?

Lifeline Group Of Companies tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most firewall installation contractors?

The United States leads with 156 companies, followed by the United Kingdom (36). Every firewall installation contractors list by country and city is linked on this page.

Which city has the most firewall installation contractors?

London leads with 4 company records, followed by Athens (3) and Houston (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 815 professional contacts with verified work emails tracked across these 476 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.