GLA has grown to more than 250 engineers, water and soil scientists, architects, and support staff located in 27 offices in nine US states and Peru.
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DELIVERING SOLUTIONS.
Office Locations

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GLA HEADQUARTERS
ARIZONA
Scottsdale (Phoenix)
15020 N. Hayden Road, Suite 205
Scottsdale, AZ 85260
(480) 634‐6150
Doug Junk
Senior Project Manager / Solid Waste Market Sector Leader
Scottsdale (Clear Creek Associates)
6155 E. Indian School Road, Suite 200
Scottsdale, AZ 85251
(480) 659-7131
Lori Bartlett
Vice President Projects / Principal Manager
Tucson (Clear Creek Associates)
221 N. Court Avenue, Suite 101
Tucson, AZ 85701
(520) 622-3222
CALIFORNIA
Anaheim
3921-A East LaPalma Avenue
Anaheim, CA 92807
(714) 630‐5855
John Hower, PG, CEG
Senior Vice President Operations / Anaheim Branch Manager
Grass Valley
143E Spring Hill Drive
Grass Valley, CA 95945
(530) 272‐2448
Michael Yacyshyn, PE
Northern California Operational Unit Manager
Granite Bay (Sacramento)
4190 Douglas Boulevard, Suite 250
Granite Bay, CA 95746
(916) 771-7904
Michael Yacyshyn, PE
Northern California Operating Unit Manager
Morgan Hill (San Jose)
16055-D Caputo Drive
Morgan Hill, CA 95037
(408) 778‐2818
Beeson Liang, PE, GE
Principal Geotechnical Engineer / San Jose Branch Manager
Costa Mesa
3150 Bristol Street, Suite 210
Costa Mesa, CA 92626
(657) 218-4708
Neven Matasovic, Ph.D., PE, GE
Principal Geotechnical Engineer / Geotechnical Unit Manager
Oakland
1300 Clay Street, Suite 600
Oakland, CA 94612
(800) 933-3105
Stephen Cullen, PhD, PG
Principal Hydrogeologist / Oakland Branch Manager
San Bernardino
1831 Commercenter East
San Bernardino, CA 92408
(909) 383‐8729
Stacy Baird
Vice President – CQA/Field Services Unit Manager
San Diego
11415 West Bernardo Court, Suite 200
San Diego, CA 92127
(858) 451‐1136
Sarah Battelle, PG, CHG
Vice President / San Diego Branch Manager
Petaluma (RMC Geoscience)
775 Baywood Drive, Suite 305
Petaluma, CA 94954
(707) 658-7088
Rick Mitchell, PG, CEG
Principal Engineering Geologist / Northern California Unit Manager
Santa Barbara
3916 State Street, Suite 1A
Santa Barbara, CA 93105
(805) 683-2409
Stephen Cullen, PhD, PG
Principal Hydrogeologist / Santa Barbara Branch Manager
COLORADO
MARYLAND
NEW MEXICO
Albuquerque, DBS&A Headquarters
6020 Academy Road NE, Suite 100
Albuquerque, NM 87109
(505) 822-9400
James Kelsey, PG
DBS&A President / GLA Senior Vice President / Operations Unit Manager
Albuquerque, DBS&A Soil Testing & Research Laboratory
4400 Alameda Boulevard NE, Suite C
Albuquerque, NM 87113
(505) 889-7752
NEVADA
OREGON
TEXAS
Austin
12303 Technology Boulevard, Suite 930D
Austin, TX 78727
(512) 821-2765
Kevin Hopson, PG
Principal Hydrogeologist / Texas Unit Operations Manager
Lubbock
4611 50th Street
Lubbock, Texas 79414
(806) 785-7280
Todd Seebaum, CAPM
Lubbock Branch Manager
Midland (DBS&A)
5201 North Pecos St., Suite 110
Midland, Texas 79705
(432) 305-1960
WISCONSIN
Beaver Dam (Kunkel Engineering Group)
107 Parallel Street
Beaver Dam, WI 53916
(920) 356‐9447
Don Neitzel
General Manager / Kunkel Engineering Group Operations
West Bend (Kunkel Engineering Group)
1115 South Main Street
West Bend, WI 53095
(262) 384‐4676
Mitch Leisses
Construction Manager / West Bend Branch Manager