Back to Companies

HSI Group Inc.

HSI, initially focused on bringing comprehensive services offerings to operators of Hydrogen and Syngas plants worldwide.


United States

Visit Website

HSI Company History dates back to the formation of IESCO by founder Brian Shannon. The HSCAN Technology division within IESCO was separated into a separate company HSI, initially focused on bringing comprehensive services offerings to operators of Hydrogen and Syngas plants worldwide.

Since 2016, HSI has re-entered the full scope of Advanced Inspection and related Engineering services to clients both in North America and Globally.

From its corporate headquarters in Los Angeles, California, HSI prides itself on offering state-of-the-art technology coupled with professional expertise in materials engineering and optimized field services.

Technology and Expertise… At-Your-Service

HSI is staffed by professional engineers and managers with a combined 300 + years in the inspection and related engineering areas. As of 2017 a total of eighty-five people are employed in inspection, data management, RBI and advanced NDE services. Key employees participate in industry committees and organizations such as; API, ASNT, AIChE, and NACE.

Products & Services


The Company offers a suite of services which combine advanced NDE technologies and highly qualified and experienced management and personnel. Utilizing proprietary technology and procedures HSI offers proven solutions to plant owners and operators, who wish to establish component condition and its remaining useful life. Specific areas of expertise are the evaluation of pressure equipment in high temperature service, piping and vessels subject to corrosion under insulation and fireproofing (CUI/CUF). Fabrication NDE and inspection of heavy structures and weldments.

Specific Areas of Expertise Include:

  • Evaluation of Pressure Equipment in High Temperature Service
  • Evaluation of Piping and Vessels Subject to Corrosion Under Insulation and Fireproofing (CUI/CUF)
  • Fabrication NDE and Inspection of Heavy Structures and Weldments


Determining safe operating parameters for plant equipment can be accomplished through a series of engineering studies including material property identification, integrity operating window (IOW) and risk based inspection (RBI).

By utilizing these approaches and combining comprehensive condition assessment through quantative NDE evaluation, with Remaining Life Prediction (RLA) HSI offers plant owners  a realistic insight into continued safe operation of pressure equipment.

OnestopNDT OnestopNDT OnestopNDT

Step 1 - please enter your Personal details.

Step 2 - please upload your Resume.

Thank you for submitting.

Tree PNG back


Tree PNG back




Tree PNG back


Application Notes


onestop ndt application

NDT Trends #83 is out!!
Grab your FREE copy now.