AEnergy · Service provider
Global inspection, testing and certification group offering non-destructive testing and pipeline integrity management for oil and gas, and services to mining; its pages list head offices in Spain.
On its website: Heat exchanger and boiler tube inspection

Industrial · Service provider · Singapore
Provides industrial inspection and NDT, including ultrasonic, radiographic, magnetic-particle and penetrant methods.
On its website: Heat exchanger and boiler tube inspection
IIndustrial · Service provider
Non-destructive testing and inspection provider offering ultrasonic, phased array and radiographic testing, pipeline integrity management systems and wind turbine inspection, with an office in Edmonton, Alberta.
On its website: Heat exchanger and boiler tube inspection

Energy · Manufacturer, Service provider · Toronto, Ontario, Canada
Testing, inspection and engineering company for the electricity industry, with its head office in Toronto. Provides substation testing and commissioning, and designs and fabricates process skids.
On its website: Heat exchanger and boiler tube inspection

Energy · Service provider
Provides conventional and tethered in-line inspection and non-destructive pipeline testing for corrosion and deformation assessment.
On its website: Heat exchanger and boiler tube inspection

Industrial · Manufacturer, Service provider · Edmonton, Alberta, Canada
Non-destructive evaluation company headquartered in Edmonton, Alberta, offering specialized NDT and manufacturing inspection probes, for industrial asset integrity.
On its website: Heat exchanger and boiler tube inspection
TIndustrial · Manufacturer, Service provider · Pittsburgh, Pennsylvania, United States
TesTex offers non-destructive testing, including pipeline scanning and ultrasonic inspection, and makes its products at its Pittsburgh home branch. World headquarters in Pittsburgh; Canadian address in Dieppe, New Brunswick.
On its website: Heat exchanger and boiler tube inspection

Energy · Service provider
Global provider of asset integrity and industrial services, including pipeline integrity inspections and operations and maintenance, with offices in Leduc, Alberta and Kitimat, British Columbia.
On its website: Heat exchanger and boiler tube inspection