Kenexis is an independent engineering consulting firm providing Safety Instrumented System (SIS) services including the establishment of Safety Integrity Level (SIL), developing Safety Requirement Specifications (SRS), and quantitative design Verification (SIL Verification). Kenexis analyzes the risks associated with process plant operations using different techniques including PHA, LOPA and QRA. Likewise, we provide Fire & Gas Mapping services including performance target selection, detector placement and coverage assessments. Our cybersecurity team provides industrial control system services including design, vulnerability assessments and incident response.

Our services help our clients to comply with appropriate regulations and standards, and benchmark their performance and processes against industry best practices. These services allow our clients to have best in class safety, security, and reliability.

We actively participate and contribute to industry standards and best practices. These include ISA 84/IEC 61511 Safety Instrumented Systems (SIS) used in the Process Industries, ISA/IEC-62443 (formerly ISA-99) Industrial Automation and Control Systems Security.


  • Operator at work place in the system control room

Update or Isolate Legacy Systems

April 27th, 2016|0 Comments

I was reading an article on the wire this morning about a nuclear power plant in Germany potentially compromised by cybersecurity problems. In the article, it was revealed that the infected system or culprit, was [...]

  • ISA-InTech-cover-snapshot

Cybersecurity PHA Review

April 20th, 2016|0 Comments

Make sure to check out the cover article in ISA’s InTech publication. In the article, Ed Marszal explains: “Even though cyber-threats are not adequately addressed with existing process hazard analysis (PHA) methods, there is no [...]