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Office Locations

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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GLA HEADQUARTERS

2777 East Guasti Road, Suite 1
Ontario, CA 91761

(909) 626‐2282

  Mike Reason, PG, CHG
Southern California Operating Unit Manager

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

Greg Hess, RG
Senior Hydrologist / Tucson Branch Manager

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

Lakewood (Denver)

13949 West Colfax Avenue, Suite 220
Lakewood, CO 80401

(530) 941‐0427

Bryan Fritzler, PE
Denver Branch Manager


Durango (Daniel B. Stephens & Associates, DBS&A)

125 Mercado Street, Suite 119
Durango, CO 81301

(970) 403-8895

John Casey, PE
Senior Engineer / Durango Branch Manager

MARYLAND

Washington, D.C. Area

43 Randolph Road, Suite 129
Silver Spring, MD 20904

(301) 755‐6270

Greg Schnaar, PhD
Senior Environmental Scientist / Legal Operations Unit Manager

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

Joleen Hines
Laboratory Services Operations Manager

NEVADA

Sparks (Reno)

56 Coney Island Drive
Sparks, NV 89431

(480) 365‐0327

Robert Valceschini, PE
Principal Engineer / Mining Services Manager

OREGON

Bend

803 SW Industrial Way
Bend, OR 97702

(541) 678‐5733

Aaron Ogorzalek, PE
Project Engineer / Bend Branch Manager

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

Michael A. Jacobs, PG
Midland Branch Manager

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

LIMA, PERU

P +511.500.6190 | US # 520.812.0229

Veronica Rodriguez, PMP
General Manager Latin America

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