• Incorporated in Guam in 2002.

  • SBA Certified HUBZone Small Business.

  • Licensed for engineering in Guam & CNMI.

  • Licensed as a contractor in Guam.


J.M. Robertson Inc. dba Amorient Engineering was established in Texas in 1982 as an Engineering and Construction Management firm.

After working in the US, Asia and the Middle East, John Robertson relocated to Guam and Amorient was incorporated in 2002.


The firm has since grown to employ between 10-20 staff members from all over the world.

In July 2019, John stepped down, succeeded by Hernan Bonsembiante as President and Gregory Cantelo as Vice President and Principal Engineer.


Provide the highest quality Engineering & Construction services in the region;

To do so ethically and with fairness to clients, consultants and employees;

To serve and give back to our community.

643 Chalan San Antonio, Suite 114

Tamuning | GUAM 96913

+1 (671) 472-3301

© 2020 Amorient