Company lists · Data refreshed October 2026

Top 25 Application security consulting firms worldwide

Name: Application security consulting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 1, 2026 14,061 companies tracked

RevenueBase identified 14,061 company matches for application security consulting firms worldwide as of October 2026 and tracks 160,989 professional contacts across them, including 40,847 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for application security consulting firms 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 October 1, 2026. Country and city lists for application security consulting firms 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 Oct 1, 2026 How this list was built

14,061Companies

160,989Contacts tracked

40,847Verified emails

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The 25 largest application security consulting firms worldwide

Ranked by team size

Top 25 of 14,061 company matches for application security consulting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Private Sector	Exact match	United StatesHQ recorded Oct 1, 2026	n/a	12,771 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2	Sicuritalia S.P.A	Exact match	Milan, ItalyHQ recorded Oct 1, 2026	10001+	3,387 contacts →
	Exact match “Il Gruppo Sicuritalia, con oltre 18.500 dipendenti, è la più grande azienda italiana ed il secondo player privato europeo in ambito Security.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3	OPTIV	Exact match	Leawood, KS, United StatesHQ recorded Oct 1, 2026	1,001-5,000	2,222 contacts →
	Exact match “Optiv is the cyber advisory and solutions leader, delivering strategic and technical expertise to nearly companies across every major industry.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4	Site سايت	Exact match	Al Nakheel, Saudi ArabiaHQ recorded Oct 1, 2026	501-1,000	1,378 contacts →
	Exact match “We are established for enriching local content in designing, developing, and operating secure digital computing environments through Saudi talents, by fulfilling our role as a…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5	Thales Cybersecurity Products	Exact match	Austin, TX, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,252 contacts →
	Exact match “Thales is a global leader in cybersecurity, helping the most trusted organizations in the world protect their most critical applications, data, and identities anywhere at scale.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6	Guidepoint Security	Exact match	Reston, VA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	1,232 contacts →
	Exact match “GuidePoint Security provides trusted cybersecurity expertise, solutions, and services that help organizations make informed decisions and minimize risk.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7	Imperva	Exact match	Austin, TX, United StatesHQ recorded Oct 1, 2026	10001+	1,217 contacts →
	Exact match “On Dec.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8	Checkmarx	Exact match	Paramus, NJ, United StatesHQ recorded Oct 1, 2026	501-1,000	1,042 contacts →
	Exact match “Checkmarx helps the world’s largest enterprises get ahead of application risk without slowing down development.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9	Seguritech	Exact match	Mexico City, MexicoHQ recorded Oct 1, 2026	1,001-5,000	1,041 contacts →
	Exact match “A lo largo de 30 años, hemos incursionado y evolucionado en distintas áreas atendiendo en el continente americano a clientes privados, corporativos y sector gobierno.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10	Irdeto	Exact match	Hoofddorp, NetherlandsHQ recorded Oct 1, 2026	1,001-5,000	1,026 contacts →
	Exact match “Irdeto, a CANAL+ company, is the world leader in digital platform cybersecurity, empowering businesses to innovate for a secure, connected future.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11	Onet Sécurité	Exact match	Marseille, FranceHQ recorded Oct 1, 2026	10001+	1,007 contacts →
	Exact match “La proposition de valeur d'Onet dans la sécurité se fonde sur - son expertise sécurité et sa capacité à analyser les besoins et risques propres à ses clients- sa parfaite maîtrise…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12	Trustwave, A Levelblue Company	Exact match	Chicago, IL, United StatesHQ recorded Oct 1, 2026	501-1,000	874 contacts →
	Exact match “Trustwave, a LevelBlue Company, is a globally recognized cybersecurity leader that reduces cyber risk and fortifies organizations against disruptive and damaging cyber threats.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13	Synack RED Team	Exact match	Austin, TX, United StatesHQ recorded Oct 1, 2026	n/a	813 contacts →
	Exact match “The Synack Red Team is a private freelance security research team that spans 6 continents and over 80 countries.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14	Softcell Technologies Global Pvt. LTD	Exact match	Mumbai, IndiaHQ recorded Oct 1, 2026	501-1,000	763 contacts →
	Exact match “With 35 years of experience, Softcell Technologies Global is a trusted IT services provider specialising in (i) IT security and cybersecurity solutions,(ii) cloud / on-premise…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15	SISA	Exact match	Bangalore, IndiaHQ recorded Oct 1, 2026	201-500	743 contacts →
	Exact match “SISA is a global forensics-driven cybersecurity solutions company, trusted by leading organizations for securing their businesses with robust preventive, detective, and corrective…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
16	I-Tracing	Exact match	Courbevoie, FranceHQ recorded Oct 1, 2026	1,001-5,000	639 contacts →
	Exact match “I-TRACING, pure player and cybersecurity service provider leader in France, supports over 600 clients around the world in managing their cyber risks, from anticipating threats to…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
17	Professional Security Consultants, INC	Exact match	Los Angeles, CA, United StatesHQ recorded Oct 1, 2026	1,001-5,000	626 contacts →
	Exact match “Professional Security Consultants, Inc.(PSC) is a world-class provider of security guard services, patrol, investigations, backgrounds, consulting, security screening & specialty…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
18	Secunet Security Networks AG	Exact match	Essen, GermanyHQ recorded Oct 1, 2026	1,001-5,000	623 contacts →
	Exact match “secunet – We are the Guardians of Europe's Digital Freedom.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
19	Omegapoint	Exact match	Stockholm, SwedenHQ recorded Oct 1, 2026	501-1,000	619 contacts →
	Exact match “Omegapoint hjälper dig att utveckla och cybersäkra din digitala verksamhet.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
20	Security Alliance	Exact match	Miami, FL, United StatesHQ recorded Oct 1, 2026	1,001-5,000	553 contacts →
	Exact match “Security Alliance is a highly experienced provider of security solutions for private and business environments.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
21	Veracode	Exact match	Burlington, MA, United StatesHQ recorded Oct 1, 2026	501-1,000	552 contacts →
	Exact match “Veracode is a global leader in Application Risk Management for the AI era.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
22	Paramount Computer Systems	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 1, 2026	201-500	525 contacts →
	Exact match “Protection is Paramount!” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
23	Ultraviolet Cyber	Exact match	Mclean, VA, United StatesHQ recorded Oct 1, 2026	501-1,000	523 contacts →
	Exact match “UltraViolet Cyber is the only security operations partner that unifies red, blue, and purple team capabilities into one integrated program, finding what's vulnerable, stopping…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
24	Securityhq	Exact match	London, United KingdomHQ recorded Oct 1, 2026	501-1,000	502 contacts →
	Exact match “SecurityHQ, a global cybersecurity company pioneering Security Performance Engineering for stronger operational performance and resilience.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
25	Protechmanize	Exact match	Thane, IndiaHQ recorded Oct 1, 2026	501-1,000	484 contacts →
	Exact match “At ProTechmanize, we’re committed to making cybersecurity simpler, stronger, and more future ready for the organizations we serve.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “application security consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 14,061 application security consulting firms worldwide

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Application security consulting firms worldwide at a glance

As of Oct 1, 2026

25.4%Verified-email coverage

11.4Average contacts per company

1-10Median size (employees)

2.1%Largest-city concentration · London

Oct 1, 2026Page data refreshed

Companies by employee count

1-10

8,341

11-50

4,313

51-200

1,028

201-500

238

501-1,000

1,001-5,000

5,001-10,000

10001+

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 application security consulting firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “application security consulting firms” 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 40,847 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 1, 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.

Application security consulting firms by location

106 lists · largest first

Every Application security consulting firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “application security consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many application security consulting firms are there worldwide?

RevenueBase identified 14,061 company matches for application security consulting firms worldwide 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?

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

Which country has the most application security consulting firms?

The United States leads with 3,070 companies, followed by India (1,209) and the United Kingdom (788). Every application security consulting firms list by country and city is linked on this page.

Which city has the most application security consulting firms?

London leads with 297 company records, followed by Sao Paulo (178) and Paris (140).

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 40,847 professional contacts with verified work emails tracked across these 14,061 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 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 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.