Company lists · Data refreshed September 2026

Top 25 Secure software development firms worldwide

Name: Secure software development firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 28,824 companies tracked

RevenueBase identified 28,824 company matches for secure software development firms worldwide as of September 2026 and tracks 351,881 professional contacts across them, including 90,403 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for secure software development 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 September 29, 2026. Country and city lists for secure software development 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 Sep 29, 2026 How this list was built

28,824Companies

351,881Contacts tracked

90,403Verified emails

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The 25 largest secure software development firms worldwide

Ranked by team size

Top 25 of 28,824 company matches for secure software development firms worldwide, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Private Sector	Exact match	United StatesHQ recorded Sep 29, 2026	n/a	12,771 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2	Automated Systems H.K. Limited	Exact match	Shatin, Hong KongHQ recorded Sep 29, 2026	1,001-5,000	4,078 contacts →
	Exact match “Established in 1973, ASL (HKEX: 771) accelerates the success of leading organizations by building a bridge connecting innovative technology to the business environment.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	Presidio	Exact match	New York, NY, United StatesHQ recorded Sep 29, 2026	1,001-5,000	3,798 contacts →
	Exact match “At Presidio, speed and quality meet technology and innovation.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	Orange Cyberdefense	Exact match	Nanterre, FranceHQ recorded Sep 29, 2026	1,001-5,000	3,673 contacts →
	Exact match “Orange Cyberdefense is the expert cybersecurity business unit of the Orange Group.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	Securitas Seguridad España	Exact match	Madrid, SpainHQ recorded Sep 29, 2026	10001+	3,620 contacts →
	Exact match “Securitas, Soluciones de Seguridad a medida Nuestro liderazgo en conocimientos de seguridad nos ha permitido desarrollar una estrategia basada en tres pilares fundamentales…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	OPTIV	Exact match	Leawood, KS, United StatesHQ recorded Sep 29, 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 · Sep 29, 2026 · View company records in RevenueBase
7	Exadel	Exact match	Walnut Creek, CA, United StatesHQ recorded Sep 29, 2026	1,001-5,000	1,874 contacts →
	Exact match “Exadel is a leading global software consulting and development company that looks beyond the code to maximize the technology-driven business impact our partners want to make.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	Nava Tech For Business	Exact match	Barueri, BrazilHQ recorded Sep 29, 2026	1,001-5,000	1,452 contacts →
	Exact match “Atuamos no core de empresas líderes em seus segmentos, onde tecnologia, estratégia e operação se encontram.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Site سايت	Exact match	Al Nakheel, Saudi ArabiaHQ recorded Sep 29, 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 · Sep 29, 2026 · View company records in RevenueBase
10	V Group INC	Exact match	Cranbury, NJ, United StatesHQ recorded Sep 29, 2026	n/a	1,347 contacts →
	Exact match “Since V Group Inc.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11	Thales Cybersecurity Products	Exact match	Austin, TX, United StatesHQ recorded Sep 29, 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 · Sep 29, 2026 · View company records in RevenueBase
12	Guidepoint Security	Exact match	Reston, VA, United StatesHQ recorded Sep 29, 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 · Sep 29, 2026 · View company records in RevenueBase
13	HIQ	Exact match	Stockholm, SwedenHQ recorded Sep 29, 2026	1,001-5,000	1,228 contacts →
	Exact match “HiQ is a tech consulting company focused on custom software development, positioned at the intersection of digital transformation and specialized engineering.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	BBD	Exact match	Rosebank, South AfricaHQ recorded Sep 29, 2026	1,001-5,000	1,225 contacts →
	Exact match “Welcome to BBD – where experience, innovation and software engineering excellence come together.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	Imperva	Exact match	Austin, TX, United StatesHQ recorded Sep 29, 2026	10001+	1,217 contacts →
	Exact match “On Dec.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	Checkmarx	Exact match	Paramus, NJ, United StatesHQ recorded Sep 29, 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 · Sep 29, 2026 · View company records in RevenueBase
17	Seguritech	Exact match	Ciudad De Mexico, MexicoHQ recorded Sep 29, 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 · Sep 29, 2026 · View company records in RevenueBase
18	Irdeto	Exact match	Hoofddorp, NetherlandsHQ recorded Sep 29, 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 · Sep 29, 2026 · View company records in RevenueBase
19	PPC	Exact match	Trevose, PA, United StatesHQ recorded Sep 29, 2026	201-500	979 contacts →
	Exact match “PPC is now part of DSA” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	Ensign Infosecurity	Exact match	SingaporeHQ recorded Sep 29, 2026	501-1,000	888 contacts →
	Exact match “Ensign InfoSecurity is the largest pure-play end-to-end cybersecurity service provider in Asia.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	Trustwave, A Levelblue Company	Exact match	Chicago, IL, United StatesHQ recorded Sep 29, 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 · Sep 29, 2026 · View company records in RevenueBase
22	MTI	Exact match	Staines-upon-thames, United KingdomHQ recorded Sep 29, 2026	201-500	764 contacts →
	Exact match “MTI provides award-winning, end-to-end technology solutions and services in cyber security and data centre for over 35 years.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	Softcell Technologies Global Pvt. LTD	Exact match	Mumbai, IndiaHQ recorded Sep 29, 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 · Sep 29, 2026 · View company records in RevenueBase
24	Cyshield	Exact match	Cairo, EgyptHQ recorded Sep 29, 2026	501-1,000	749 contacts →
	Exact match “Established in 2016, CyShield is a premier digital transformation and technology solutions partner.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25	SISA	Exact match	Bengaluru, IndiaHQ recorded Sep 29, 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 · Sep 29, 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 “secure software development 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 28,824 secure software development firms worldwide

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Secure software development firms worldwide at a glance

As of Sep 29, 2026

25.7%Verified-email coverage

12.2Average contacts per company

1-10Median size (employees)

1.6%Largest-city concentration · London

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

15,620

11-50

9,861

51-200

2,535

201-500

514

501-1,000

129

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 secure software development firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “secure software development 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 90,403 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.

Secure software development firms by location

183 lists · largest first

Every Secure software development 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 “secure software development firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many secure software development firms are there worldwide?

RevenueBase identified 28,824 company matches for secure software development firms worldwide 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?

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

Which country has the most secure software development firms?

The United States leads with 6,121 companies, followed by India (3,259) and the United Kingdom (1,199). Every secure software development firms list by country and city is linked on this page.

Which city has the most secure software development firms?

London leads with 471 company records, followed by Sao Paulo (280) and Dubai (278).

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 90,403 professional contacts with verified work emails tracked across these 28,824 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.