Gyroscopic Borehole Surveying

Today, Welnav has four Surface Recording Gyro vans operating in Nevada.

Welnav manufactures a complete product line of magnetic and gyroscopic survey instruments! Therefore, we can quickly add additional services as required by our customers.

To best serve your needs, our survey vans are equipped with Cellular Phones.

The Welnav motto is Save That Rig Time.

For the nearest personnel and equipment depot contact:


15032 Redhill Avenue Suite D
Tustin, CA 92780
Voice: 714/259-7760
FAX 714/259-9257


ELKO, NEVADAVoice: (775) 753-7723Fax: (775) 753-7432
WINNEMUCCA, NEVADAVoice: (775) 623-8773Fax: (775) 623-3307
HOUSTON, TEXASVoice: (713) 849-3498Fax: (713) 849-3643
The Wellbore Navigation, Inc. web site is designed and maintained by For questions or comments, Click the Paw...