Tulsa, Oklahoma
Norman, Oklahoma
480 24th Ave. NW, Suite 244,
Norman, Oklahoma 73071
Tulsa Downtown
15 E. 5th Street, Suite 1601
Tulsa, OK 74103
Phone
(918) 236-7303
Fax
(918) 236-7305
New Tulsa Lab
2133 E. 69th Street, Suite A
Tulsa, Oklahoma 74136
Tulsa, Oklahoma
2133 E. 69th Street, Suite A
Tulsa, OK 74136
Phone
(918) 660-7141
Fax
(918) 660-7167
Pete Regan, Esq. – Tulsa Division
EST Tulsa serves overseeing all company affairs and interests in the Eastern and Northeast areas of Oklahoma. This includes, but is not limited to: construction management, materials testing, geotechnical drilling, survey, design and site development.
Tulsa Staff
Tulsa – Downtown Office
Pete Regan, Esq.
Regional Director
Mohamed A. Elyazgi, PE
Professional Engineer
Grant Dickson, EI
Engineer Intern
Jacob Moriarty, EI
Engineer Intern
Antony Atencio
Designer
Tyler Root
Designer
Justin Frost
Senior CADD Designer
Jesse Hicks
CADD Designer
Daniel Hernandez
CADD Specialist
Tulsa – Southside Office & Lab
Mike Hensley
Construction Manager
Paul Barnard
Construction Inspector
Dale Wyer
Construction Inspector
Gary Clabo
Office Manager – Testing
Jonathan Beard
Lab Manager
Jerry Thomas
Lab / Field Technician
Mark Villalobos
Lab / Field Technician
Christopher Madison
Lab / Field Technician
Tulsa Projects
Tulsa Careers
Tulsa News
In Remembrance of Gary Ridley
It is with great sadness that EST must inform you that Former Secretary of Transportation and Senior EST Advisor Gary Ridley has passed away. Gary Ridley was a great leader, mentor to many of us, and a great friend to all of us. His guidance, leadership, and wisdom...
EST is proud to announce the acquisition of Craig & Keithline Inc.!
EST is proud to announce the acquisition of Craig & Keithline Inc.! This merger of two of Oklahoma’s most experienced engineering firms offers a wide variety of advantages to our customers. Craig & Keithline has some of the most experienced transportation...
EST Announces the acquisition of GeoConcepts
EST is excited to announce that we have added a new company to our team! EST now owns and operates a Los Angeles based company called GeoConcepts. GeoConcepts is a multi-disciplined geology and geotechnical engineering firm in Los Angeles, California. They provide...
