About EST, Inc.    

EST, Inc. has office locations strategically placed throughout the State of Oklahoma.
Corporate HQ
3201 S. Berry Road
Norman, OK 73072
Phone (405)307-8378
Fax (405)329-1914
Tulsa Office
108 S. 109th E. Place
Tulsa, OK 74128
Phone (918)660-7141
Fax (918)660-7167
Moore Office
201 Industrial Blvd.
Moore, OK 73160
Phone (405)912-8378
Fax (405)912-7558
Ardmore Office
727 Virginia Lane
Ardmore, OK 73401
Phone (580)657-3733
Fax (580)657-3733
McAlester Office
1905 N. 13th St. Suite A
McAlester, OK 74501
Phone (918)423-4877
Fax (918)429-200
Stillwater Office
1615 N. Country Club Road
Suite C
Stillwater, OK 74076
Phone (405)707-8080
Fax (405)329-1914
Lawton Office
218 S.E. H Ave.
Lawton, OK 73501
Phone (580)353-0400
Edmond Office
708 W. 15th St. Suite 100
Edmond, OK 73013
Phone (405)359-4980
Fax (405)359-4980
 Tahlequah Office
115 E. Delaware St.
Tahlequah, OK 74464
Phone (918) 456-0025
Fax (918) 456-0034

Since our inception in 2000, EST has grown to be a leader in providing comprehensive engineering services for the various projects across the state. EST is a local engineering firm, headquartered in Norman, with nine offices in Oklahoma located in Norman, Moore, Tulsa, Ardmore, Stillwater, Edmond, Lawton, Tahlequah and McAlester. EST has valued the concept of providing adequate manpower and resources to offer quality engineering services and technical expertise on any project regardless of the size or location. To accomplish these goals EST has continued to expand to meet market demands and remain competitive with our contemporaries. With our combined resources EST has the personnel and experience to offer virtually any civil engineering services all under one roof.

MISSION STATEMENT:

EST has valued the concept of providing ample manpower and resources to offer quality engineering services and technical expertise on any project regardless of size or location. EST is dedicated to upholding its core values of honesty, integrity, and professionalism. We are committed to meeting and exceeding our clients’ expectations while providing cost effective engineering services to provide the finest infrastructure to all of Oklahoma’s communities.

Our design offices and certified laboratories can provide clients with various civil engineering services including:

  • roadway and bridge design
  • hydraulic analysis
  • survey
  • geotechnical investigations
  • construction materials testing
  • site planning
  • construction observation / management
  • bridge inspection
  • right-of-way services
  • utility relocation inspection