FIRMUS

CREST-certified penetration testing across web, mobile, source code and AI systems.

Singapore, SingaporeFounded 200850-100 peopleEnglishfirmussec.com

L2Cross-referenced, highest level reached

1 cross-referenced

Verified against independent sources

marketplace.crest.org2026-07-04

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FIRMUS is a L2-verified AI-implementation provider based in Singapore, Singapore, delivering appsec, vulnerability-mgmt, pentest. Ranked on proof, 1 verified records on the Trustgent index.

What they build

Singapore-headquartered penetration testing and cybersecurity consultancy operating since 2008. Delivers web and mobile application penetration testing, source code review, AI penetration testing, network pentesting, incident response, MDR and governance/compliance advisory. Consultant bench holds SANS/GIAC (GPEN, GWAPT, GCIH), OSCP, CEH, CISSP, CISA, CRPT and CPSA credentials.

Quick facts

HQ: Singapore, Singapore
Founded: 2008
Team: 50-100
Languages: English
Stack

Capabilities

Application security
Vulnerability management
Penetration testing
Incident response

Industries served

Financial services
Healthcare
Retail & e-commerce
SaaS & technology

Regulatory readiness

Cross-referenced against public registries where a public source exists (L2+). The check mark marks an attribute we have a source for, see the proof page.

About FIRMUS

What does FIRMUS build?

FIRMUS is a L2-verified AI-implementation provider on Trustgent, delivering Application security, Vulnerability management, Penetration testing.

Where is FIRMUS based?

FIRMUS is headquartered in Singapore, Singapore.

How is FIRMUS verified on Trustgent?

FIRMUS has an EARNED verification level of L2 on Trustgent, with 1 contributing verified records (most recent verification: 2026-07-04). Verification is independent of any subscription, plan tier is never a ranking input.

How is FIRMUS ranked?

Rank is a pure function of three EARNED signals: verification level (dominant), record count, and recency. No plan, fee, spend, or paid placement is ever an input. See https://trustgent.com/how-we-rank.