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Baseline Corporation is an independent subsidiary of Binkley & Barfield, Inc. and provides surveying and mapping expertise to a growing list of clients in both public and private work sectors.

Our experienced Registered Professional Land Surveyors and Survey Technicians employ state-of-the-art field equipment and modern computer technology to collect, process and manage advanced survey data used to efficiently create highly accurate surveys, maps and other associated deliverables.  These deliverables are prepared for a broad range of engineering and architectural design projects, which include projects for commercial, industrial and residential land development; highway, bridge and other transportation projects, utility projects, drainage projects and projects associated with Geographical Information Systems (GIS).

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Joe Orr is a professional land surveying company based in College Station, Texas. In January 2014, Joe Orr came under the ownership of Baseline Corporation. This unique corporate position ensures continuity with our clients and carries forward the reputation we have built over the past 50 years. We are proud of our quick response time, quality surveys, and personal level of service.

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H.A. Kuehlem is a professional land surveying company based in San Antonio, Texas. In September 2018, H.A. Kuehlem came under the ownership of Baseline Corporation. For nearly 100 years the surveying within San Antonio, Bexar County, and surrounding areas has produced an extensive amount of records including subdivision plats, town sites, field books, field note descriptions, and original surveys ranging from single lots to tracts of land containing thousands of acres. H.A. Kuehlem’s long history of excellent surveying services in Texas reinforces relationships with our clients.

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Steve Williams, RPLS

Baseline Corporation
Houston Office
TBPLS 10030200
1750 Seamist Drive, Ste. 160
Houston, TX 77008
P: 713-869-0155


Heather Welch-Westfall, RPLS, PLS, ISA
Director of Surveying

Baseline Corporation
Richardson Office
TBPLS 10193933
1801 Gateway Blvd., Suite 103
Richardson, TX 75080
P: 972-535-6325

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College station

Henry Mayo, RPLS
Vice President - Joe Orr

Joe Orr
College Station

TBPLS 10054400
3452 Rock Prairie Road West
College Station, TX 77845
P: 979-693-2777

San Antonio

Henry A. Kuehlem, RPLS
Regional Vice President - H.A. Kuehlem

H.A Kuehlem
San Antonio

14350 Northbrook Drive, Suite 130
San Antonio, TX 78232
P: 210.490.7847