ISI provides special inspection and materials testing services for all types of new, renovation and/or retrofit, public and private projects.

Commercial/ Residential

Ensuring quality across prime office, retail, residential and mixed-use projects


Helping build quality environments for students and educators

Healthcare/ Laboratories

Providing quality assurance for healthcare and research facilities


Bringing inspection services to structures used by the public every day


Working closely with public works department throughout California


Providing quality assurance and control for refinery, power, water treatment and industrial facilities