Company profilec3sa.com ↗

C3sa Cyber Security & Audit

C3SA provides professional and managed security services to government, industry, and non-profit organisations.

Information Technology and Services
Headquarters
Ottawa, Ontario, CanadaSource: RevenueBaseRetrieved October 13, 2026
Employee range
11 to 50Source: RevenueBaseRetrieved October 13, 2026
Founded
2005Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
751 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does C3sa Cyber Security & Audit do?

C3SA operationalizes defensible and resilient security architectures in highly sensitive, mission-critical environments across Canada and abroad. C3SA helps clients build in-house capabilities and address cyber threats, vulnerabilities, incidents, risk, and compliance.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

What the business offers

Services & capabilities.

Professional and managed security services

The services include helping clients build in-house capabilities, uncover cyber threats, find and fix vulnerabilities, respond to cyber incidents, mitigate risk, and ensure compliance with industry standards and best practices.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

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BADGE PREVIEWC3sa Cyber Security & Audit listed #1 on Corporate espionage defense companies, October 9, 2026Open the published source list.
C3sa Cyber Security & Audit

#1 Corporate espionage defense companies

Snapshot: October 9, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 3, 2026. Directory positions use company-contact counts from separate saved list snapshots dated August 30, 2026, August 31, 2026, September 2, 2026, September 4, 2026, September 5, 2026, September 6, 2026, September 7, 2026, September 9, 2026, September 11, 2026, September 13, 2026, September 15, 2026, September 18, 2026, September 19, 2026, September 20, 2026, September 21, 2026, September 23, 2026, September 25, 2026, September 26, 2026, September 27, 2026, September 28, 2026, September 30, 2026, October 9, 2026 and October 10, 2026. How the company lists are built.

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