Robertson Geologging USA Inc has moved offices!


Robertson Geologging have relocated US office from Houston to California. The new office will include improved sales, technical support and training facilities. We look forward to welcoming old and new clients to Fresno in the near future!

Take a look at our services through our website to find out what we can do for you. With extensive experience and expertise in borehole and wireline logging, we are highly globally mobile with offices all over the world. ready to help you.


Robertson Geologging (USA) Inc.
1809 N. Helm Ave, Suite #4,
Fresno, CA 93727
T (559) 456-1711
F (559) 456-1377

Jim Lozano – Assistant Manager
cell (713) 292-4638

Jorge Ramirez – Technical Support
cell (713) 444-0508