Company lists · Data refreshed September 2026
Top 25 Operational technology security services based in Singapore
RevenueBase identified 72 company matches for operational technology security services associated with Singapore as of September 2026 and tracks 956 professional contacts across them, including 227 with verified work emails. Singapore is the largest hub.
This list covers company matches for operational technology security services associated with Singapore, 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.
The 25 largest operational technology security services based in Singapore
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 128 contacts → | ||||
Exact match “CYBERTEQ is a Cybersecurity technology company with a clear mission to create value for clients by driving Digital and Cyber resilience.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 67 contacts → | ||||
Exact match “Positka is dedicated to building a business that delivers value to customers by combining the strategic rigor and intellectual focus of high-end management consulting with the…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 52 contacts → | ||||
Exact match “Apeiron delivers end-to-end automation, engineering, Operational Technology (OT), and OT cybersecurity solutions that enable global OEMs and enterprises to innovate, operate…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 45 contacts → | ||||
Exact match “Hexadius provides niche cybersecurity services in the areas of IAM, SAP security/ GRC, VAPT and GRC.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 33 contacts → | ||||
Exact match “At Horangi, we’re passionate about building a safer cyberspace and creating software that solves challenging cybersecurity problems.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 29 contacts → | ||||
Exact match “Quantified Risk, Fortified Resilience.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 29 contacts → | ||||
Exact match “At Argentra, we believe providing quality IT security solutions begins with listening to the unique needs of each client.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 25 contacts → | ||||
Exact match “Centrics Networks, headquartered in Singapore, is a cybersecurity and modern IT infrastructure company that specializes in providing cutting-edge solutions to its clients.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 24 contacts → | ||||
Exact match “ABP Group is Asia’s leading Cybersecurity technology provider focusing on delivering the best-of-breed security solutions for today’s cybersecurity challenges.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 23 contacts → | ||||
Exact match “Infinity Cybersec is a Singapore local provider of cybersecurity and Observability services, dedicated to helping organizations protect their digital assets and ensure business…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 22 contacts → | ||||
Exact match “Cybersecurity is the enabler of business We are a team of cyber security connoisseurs and problem solvers (with good current working experience in IT infrastructure) who have…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 15 contacts → | ||||
Exact match “Stone Cybersecurity is a security firm that has seen rapid growth since the day it opened its doors.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 13 contacts → | ||||
Exact match “Attila Cybertech is an Operational Technology cybersecurity firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 13 contacts → | ||||
Exact match “Hawkshield | Your Trusted Cybersecurity Partner At Hawkshield, we specialize in advanced cybersecurity solutions designed to protect your organization in a digital-first world.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 9 contacts → | ||||
Exact match “CIS Automation is an ISO 27001:2022 certified company headquartered in Singapore with an office presence in India.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 9 contacts → | ||||
Exact match “At Cyber Sense Technologies, we take pride in providing the utmost attention to our clients’ needs, providing them with bespoke and premium services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 7 contacts → | ||||
Exact match “We offer following services: 1.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 7 contacts → | ||||
Exact match “Tosba Technologies are experts in cybersecurity, and in creating innovative IT solutions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 6 contacts → | ||||
Exact match “TAFA Holdings Pte Ltd is a consultancy firm that specializes in Cybersecurity, and development of technology solutions to serve clients both in the private and government sectors.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 6 contacts → | ||||
Exact match “Founded in 2020, Knit Technologies is a fast-growing IT & Cyber Security Service Provider in Asia.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 5 contacts → | ||||
Exact match “The IT world is evolving rapidly, with new opportunities and threats emerging all the time.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 4 contacts → | ||||
Exact match “In a world where the adoption of technologies outpace the development and deployment of securities, many of the information and operation technologies are in production with risks…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 4 contacts → | ||||
Exact match “Started with the simple intention of preserving resilience and data integrity, C3S systematically mines the systems in search for vulnerabilities that will expose the potential…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 4 contacts → | ||||
Exact match “Graystone International helps you improve business processes by providing clients the tools they need to maintain their edge in the dynamic markets of today.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 4 contacts → | ||||
Exact match “PixiePoint Security (@pixiepointsec) is a cybersecurity consultancy boutique that provides niche and bespoke research services.” 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 “operational technology security services”. 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 72 operational technology security services based in Singapore
See the full list, filter by size, metro and specialty, and access 227 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Operational technology security services based in Singapore at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Singapore, so it is reported there. Company counts and contact totals on this page are exact for Singapore, over 72 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 Singapore whose business descriptions match “operational technology security services” 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 227 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.
Operational technology security services by metro
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 “operational technology security services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many operational technology security services are there based in Singapore?
RevenueBase identified 72 company matches for operational technology security services associated with Singapore 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?
Cyberteq tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most operational technology security services?
Singapore leads with 62 company records, followed by Csc (1) and Kong (1).
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 227 professional contacts with verified work emails tracked across these 72 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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Download this list →Related lists
Operational technology security services by geography
- Operational technology security services based in Brisbane, Australia
- Operational technology security services based in Melbourne, Australia
- Operational technology security services based in Sydney, Australia
- Operational technology security services based in Rio De Janeiro, Brazil
- Operational technology security services based in Sao Paulo, Brazil
- Operational technology security services based in Calgary, Canada
- Operational technology security services based in Montreal, Canada
- Operational technology security services based in Ottawa, Canada
- Operational technology security services based in Toronto, Canada
- Operational technology security services based in Santiago, Chile
- Operational technology security services based in Paris, France
- Operational technology security services based in Berlin, Germany
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Operational technology security services based in Brisbane, Australia
- Operational technology security services based in Melbourne, Australia
- Operational technology security services based in Sydney, Australia
- Operational technology security services based in Rio De Janeiro, Brazil
- Operational technology security services based in Sao Paulo, Brazil
- Operational technology security services based in Calgary, Canada
Company intelligence · public preview
Top 25 operational technology security services based in Singapore
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 72 matching company records for operational technology security services based in Singapore, with 956 tracked contacts and 227 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 operational technology security services based in Singapore
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Cyberteqcyberteq.comHQ: Bishan, SingaporeReported employees: 51-200 | Bishan, Singapore | 51-200 | Exact match | 128 contacts → |
“CYBERTEQ is a Cybersecurity technology company with a clear mission to create value for clients by driving Digital and Cyber resilience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Positkapositka.com HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 67 contacts → |
“Positka is dedicated to building a business that delivers value to customers by combining the strategic rigor and intellectual focus of high-end management consulting with the…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Apeironapeironengg.comHQ: Jurong East, SingaporeReported employees: 51-200 | Jurong East, Singapore | 51-200 | Exact match | 52 contacts → |
“Apeiron delivers end-to-end automation, engineering, Operational Technology (OT), and OT cybersecurity solutions that enable global OEMs and enterprises to innovate, operate…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Hexadius Consultinghexadius.comHQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 45 contacts → |
“Hexadius provides niche cybersecurity services in the areas of IAM, SAP security/ GRC, VAPT and GRC.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Horangi Cyber Securityhorangi.comHQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 33 contacts → |
“At Horangi, we’re passionate about building a safer cyberspace and creating software that solves challenging cybersecurity problems.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Vcyberizvcyberiz.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 29 contacts → |
“Quantified Risk, Fortified Resilience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Argentra Solutionsargentra.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 29 contacts → |
“At Argentra, we believe providing quality IT security solutions begins with listening to the unique needs of each client.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Centrics Networkscentricsnetworks.com.sgHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 25 contacts → |
“Centrics Networks, headquartered in Singapore, is a cybersecurity and modern IT infrastructure company that specializes in providing cutting-edge solutions to its clients.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  ABP Groupabpgroup.comHQ: SingaporeReported employees: 201-500 | Singapore | 201-500 | Exact match | 24 contacts → |
“ABP Group is Asia’s leading Cybersecurity technology provider focusing on delivering the best-of-breed security solutions for today’s cybersecurity challenges.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Infinity Cybersec PTE LTDicyber.com.sgHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 23 contacts → |
“Infinity Cybersec is a Singapore local provider of cybersecurity and Observability services, dedicated to helping organizations protect their digital assets and ensure business…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Security Spectrum Services LLPsss.expertHQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 22 contacts → |
“Cybersecurity is the enabler of business We are a team of cyber security connoisseurs and problem solvers (with good current working experience in IT infrastructure) who have…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Stone Cybersecuritystonecyber.orgHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 15 contacts → |
“Stone Cybersecurity is a security firm that has seen rapid growth since the day it opened its doors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Attila Cybertech Pte. LTDattilatech.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 13 contacts → |
“Attila Cybertech is an Operational Technology cybersecurity firm.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Hawkshieldhawkshield.aiHQ: Raffles Place, SingaporeReported employees: 51-200 | Raffles Place, Singapore | 51-200 | Exact match | 13 contacts → |
“Hawkshield | Your Trusted Cybersecurity Partner At Hawkshield, we specialize in advanced cybersecurity solutions designed to protect your organization in a digital-first world.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  CIS Automationcisautomation.netHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 9 contacts → |
“CIS Automation is an ISO 27001:2022 certified company headquartered in Singapore with an office presence in India.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Cyber Sense Technologies PTE LTDcybersense-tech.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 9 contacts → |
“At Cyber Sense Technologies, we take pride in providing the utmost attention to our clients’ needs, providing them with bespoke and premium services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Nestor Consulting PTE LTDnestor.sgHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 7 contacts → |
“We offer following services: 1.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Tosba Technologies Pte. LTDtosba.techHQ: SingaporeReported employees: 1-10 | Singapore | 1-10 | Exact match | 7 contacts → |
“Tosba Technologies are experts in cybersecurity, and in creating innovative IT solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Tafa Holdings S PTE LTDtafaholdings.sgHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 6 contacts → |
“TAFA Holdings Pte Ltd is a consultancy firm that specializes in Cybersecurity, and development of technology solutions to serve clients both in the private and government sectors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Knit Technologiesknittechnologies.comHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 6 contacts → |
“Founded in 2020, Knit Technologies is a fast-growing IT & Cyber Security Service Provider in Asia.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  That's ITthatsit.sgHQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 5 contacts → |
“The IT world is evolving rapidly, with new opportunities and threats emerging all the time.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Casteliumcastelium.comHQ: SingaporeReported employees: 1-10 | Singapore | 1-10 | Exact match | 4 contacts → |
“In a world where the adoption of technologies outpace the development and deployment of securities, many of the information and operation technologies are in production with risks…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | C3s PTE LTDc3s.com.sg HQ: Midview City, SingaporeReported employees: 1-10 | Midview City, Singapore | 1-10 | Exact match | 4 contacts → |
“Started with the simple intention of preserving resilience and data integrity, C3S systematically mines the systems in search for vulnerabilities that will expose the potential…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Icyberwiseicyberwise.comHQ: SingaporeReported employees: 1-10 | Singapore | 1-10 | Exact match | 4 contacts → |
“Graystone International helps you improve business processes by providing clients the tools they need to maintain their edge in the dynamic markets of today.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Pixiepoint Securitypixiepointsecurity.comHQ: SingaporeReported employees: 1-10 | Singapore | 1-10 | Exact match | 4 contacts → |
“PixiePoint Security (@pixiepointsec) is a cybersecurity consultancy boutique that provides niche and bespoke research services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 72 company matches
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Operational technology security services: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
72 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Singapore, so it is reported there. Company counts and contact totals on this page are exact for Singapore, over 72 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Operational technology security services by metro
Questions about this company list
What does Exact match mean for operational technology security services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many operational technology security services did RevenueBase find based in Singapore?
The saved snapshot records 72 matching company records, 956 tracked contacts and 227 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Operational technology security services by geography
- Operational technology security services based in Brisbane, Australia
- Operational technology security services based in Melbourne, Australia
- Operational technology security services based in Sydney, Australia
- Operational technology security services based in Rio De Janeiro, Brazil
- Operational technology security services based in Sao Paulo, Brazil
- Operational technology security services based in Calgary, Canada
- Operational technology security services based in Montreal, Canada
- Operational technology security services based in Ottawa, Canada
- Operational technology security services based in Toronto, Canada
- Operational technology security services based in Santiago, Chile
- Operational technology security services based in Paris, France
- Operational technology security services based in Berlin, Germany
Cite this list
RevenueBase Data Team. Top 25 operational technology security services based in Singapore. Snapshot: September 29, 2026. https://revenuebase.ai/companies/operational-technology-security-services/singapore.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Operational technology security services based in Brisbane, Australia
- Operational technology security services based in Melbourne, Australia
- Operational technology security services based in Sydney, Australia
- Operational technology security services based in Rio De Janeiro, Brazil
- Operational technology security services based in Sao Paulo, Brazil
- Operational technology security services based in Calgary, Canada
Company intelligence · public preview
Top 25 operational technology security services based in Singapore
RevenueBase records 72 matching company records for operational technology security services based in Singapore, with 956 tracked contacts and 227 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 operational technology security services based in Singapore
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Cyberteqcyberteq.com HQ: Bishan, SingaporeReported employees: 51-200 | Bishan, Singapore | 51-200 | Exact match | 128 contacts → |
“CYBERTEQ is a Cybersecurity technology company with a clear mission to create value for clients by driving Digital and Cyber resilience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Positkapositka.com HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 67 contacts → |
“Positka is dedicated to building a business that delivers value to customers by combining the strategic rigor and intellectual focus of high-end management consulting with the…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Apeironapeironengg.com HQ: Jurong East, SingaporeReported employees: 51-200 | Jurong East, Singapore | 51-200 | Exact match | 52 contacts → |
“Apeiron delivers end-to-end automation, engineering, Operational Technology (OT), and OT cybersecurity solutions that enable global OEMs and enterprises to innovate, operate…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Hexadius Consultinghexadius.com HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 45 contacts → |
“Hexadius provides niche cybersecurity services in the areas of IAM, SAP security/ GRC, VAPT and GRC.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Horangi Cyber Securityhorangi.com HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 33 contacts → |
“At Horangi, we’re passionate about building a safer cyberspace and creating software that solves challenging cybersecurity problems.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Vcyberizvcyberiz.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 29 contacts → |
“Quantified Risk, Fortified Resilience.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Argentra Solutionsargentra.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 29 contacts → |
“At Argentra, we believe providing quality IT security solutions begins with listening to the unique needs of each client.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Centrics Networkscentricsnetworks.com.sg HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 25 contacts → |
“Centrics Networks, headquartered in Singapore, is a cybersecurity and modern IT infrastructure company that specializes in providing cutting-edge solutions to its clients.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | ABP Groupabpgroup.com HQ: SingaporeReported employees: 201-500 | Singapore | 201-500 | Exact match | 24 contacts → |
“ABP Group is Asia’s leading Cybersecurity technology provider focusing on delivering the best-of-breed security solutions for today’s cybersecurity challenges.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Infinity Cybersec PTE LTDicyber.com.sg HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 23 contacts → |
“Infinity Cybersec is a Singapore local provider of cybersecurity and Observability services, dedicated to helping organizations protect their digital assets and ensure business…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Security Spectrum Services LLPsss.expert HQ: SingaporeReported employees: 51-200 | Singapore | 51-200 | Exact match | 22 contacts → |
“Cybersecurity is the enabler of business We are a team of cyber security connoisseurs and problem solvers (with good current working experience in IT infrastructure) who have…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Stone Cybersecuritystonecyber.org HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 15 contacts → |
“Stone Cybersecurity is a security firm that has seen rapid growth since the day it opened its doors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Attila Cybertech Pte. LTDattilatech.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 13 contacts → |
“Attila Cybertech is an Operational Technology cybersecurity firm.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Hawkshieldhawkshield.ai HQ: Raffles Place, SingaporeReported employees: 51-200 | Raffles Place, Singapore | 51-200 | Exact match | 13 contacts → |
“Hawkshield | Your Trusted Cybersecurity Partner At Hawkshield, we specialize in advanced cybersecurity solutions designed to protect your organization in a digital-first world.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | CIS Automationcisautomation.net HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 9 contacts → |
“CIS Automation is an ISO 27001:2022 certified company headquartered in Singapore with an office presence in India.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Cyber Sense Technologies PTE LTDcybersense-tech.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 9 contacts → |
“At Cyber Sense Technologies, we take pride in providing the utmost attention to our clients’ needs, providing them with bespoke and premium services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Nestor Consulting PTE LTDnestor.sg HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 7 contacts → |
“We offer following services: 1.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Tosba Technologies Pte. LTDtosba.tech HQ: SingaporeReported employees: 1-10 | Singapore | 1-10 | Exact match | 7 contacts → |
“Tosba Technologies are experts in cybersecurity, and in creating innovative IT solutions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Tafa Holdings S PTE LTDtafaholdings.sg HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 6 contacts → |
“TAFA Holdings Pte Ltd is a consultancy firm that specializes in Cybersecurity, and development of technology solutions to serve clients both in the private and government sectors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Knit Technologiesknittechnologies.com HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 6 contacts → |
“Founded in 2020, Knit Technologies is a fast-growing IT & Cyber Security Service Provider in Asia.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | That's ITthatsit.sg HQ: SingaporeReported employees: 11-50 | Singapore | 11-50 | Exact match | 5 contacts → |
“The IT world is evolving rapidly, with new opportunities and threats emerging all the time.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Casteliumcastelium.com HQ: SingaporeReported employees: 1-10 | Singapore | 1-10 | Exact match | 4 contacts → |
“In a world where the adoption of technologies outpace the development and deployment of securities, many of the information and operation technologies are in production with risks…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | C3s PTE LTDc3s.com.sg HQ: Midview City, SingaporeReported employees: 1-10 | Midview City, Singapore | 1-10 | Exact match | 4 contacts → |
“Started with the simple intention of preserving resilience and data integrity, C3S systematically mines the systems in search for vulnerabilities that will expose the potential…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Icyberwiseicyberwise.com HQ: SingaporeReported employees: 1-10 | Singapore | 1-10 | Exact match | 4 contacts → |
“Graystone International helps you improve business processes by providing clients the tools they need to maintain their edge in the dynamic markets of today.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Pixiepoint Securitypixiepointsecurity.com HQ: SingaporeReported employees: 1-10 | Singapore | 1-10 | Exact match | 4 contacts → |
“PixiePoint Security (@pixiepointsec) is a cybersecurity consultancy boutique that provides niche and bespoke research services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 72 company matches
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Operational technology security services: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
72 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Singapore, so it is reported there. Company counts and contact totals on this page are exact for Singapore, over 72 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Operational technology security services by metro
Questions about this company list
What does Exact match mean for operational technology security services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many operational technology security services did RevenueBase find based in Singapore?
The saved snapshot records 72 matching company records, 956 tracked contacts and 227 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Operational technology security services by geography
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- Operational technology security services based in Toronto, Canada
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- Operational technology security services based in Paris, France
- Operational technology security services based in Berlin, Germany
Cite this list
RevenueBase Data Team. Top 25 operational technology security services based in Singapore. Snapshot: September 29, 2026. https://revenuebase.ai/companies/operational-technology-security-services/singapore.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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