top of page
Client List
Who We Serve
Over our five decades in business, GMU has forged long-term relationships with clients large and small. We have worked with the most prominent names in the land development, building, and public works industries, to single lot owners.
We also work with cities, and counties, architects, planners, engineers, and contractors throughout California.
Select Client List
Abacus Project Management Inc.
Accell Property Management
Action Property Management
ADVANTEC Consulting Engineers, Inc.
AECOM
Aera Energy LLC
Aliso Viejo Community Association (AVCA)
All American Asphalt
Almquist Development
Alta Planning + Design
American Automobile Association
AMMCOR
Anaheim Hills Private Association
APA Engineering
Applied Medical
Aquatic Technologies
Archer Norris PLC
Architopia
Ardurra Group, Inc.
Atherton-Newport
AZTEC Engineering Group, Inc.
Bacchus Development
Baywood Homes
Bernard Construction
Bert Howe & Associates
Bio-Rad
BKF Engineers
Booth Mitchel & Strange LLP
Brooks Street
Buie Stoddard Properties
California Drilling & Blasting Company Inc.
California Joint Powers Insurance Authority
Canyon Lake Property Owner's Association
Capistrano Unified School District
Capistrano Valley Water District
Carmeuse
Carney Associates
Casta Del Sol HOA
Centex Homes
City of Aliso Viejo
City of Anaheim
City of Brea
City of Carson
City of Chino Hills
City of Corona
City of Dana Point
City of El Segundo
City of Fountain Valley
City of Fullerton
City of Garden Grove
City of Huntington Beach
City of Inglewood
City of Irvine
City of La Canada - Flintridge
City of La Mesa
City of Laguna Beach
City of Laguna Hills
City of Laguna Niguel
City of Lake Forest
City of Los Angeles
City of Malibu
City of Mission Viejo
City of Newport Beach
City of Palmdale
City of Palos Verdes Estates
City of Placentia
City of Rancho Palos Verdes
City of Rancho Santa Margarita
City of San Clemente
City of San Diego
City of San Fernando
City of San Juan Capistrano
City of Santa Fe Sprigs
City of Santee
City of Seal Beach
City of Stanton
City of Temecula
City of Vista
City of Whittier
Clark & Green Associates
Clark Hill PLC
Collins, Collins, Muir + Stewart LLP
Connolly Pacific Company
Contractors & Building Trades
Cooksey Toolen Gage Duffy & Woog
Cotti Foods Corporation
County of Orange
County of Riverside
County of San Bernardino
Covenant Hills HOA
Crean Lutheran High School
Cypress Cove Community Association
Cyprus Shore Community Association
CZ Master Community Association
D.J. Scheffler Inc.
Dahl, Taylor, & Associates
David Evans & Associates
David P. Hoffman ArchitectsDawson & HannoucheDMB AssociatesDMS Consultants, Inc.
Douglas E. Barnhart Inc.
Dove Canyon Master Association
Drill Tech Drilling & Shoring Inc.
El Toro Materials
El Toro Water District (ETWD)
Emerald Bay Community Association
Emerald Bay Service District
Eric Talbert & Associates
ERSC, Inc.
EXP
Exponent
Fenton Grant Mayfield Kaneda & Lift
Fierstadt & Mans
Fiore Racobs & Powers
First Service Residential
Ford EC
Ford Walker Haggerty & Behar LLP
Forma
Foxfire Constructors
Fuscoe Engineering, Inc.
Garden Grove Water District
GCI Associates
Geobase
Geofirm
Gordon & Rees LLP
GPI
Grant General Contractors
Graves & King
Green & Hall Inc.
Greenberg Traurig LLP
Greenstone Materials
Griffin Structures
Groves at Orchard Hills
Hall & Foreman Inc.
Harris and Associates
Harvard Square HOA
HDR Engineering Inc.
The Homampour Law Firm
Huitt-Zollars Inc.
Hunsaker & Associates
Irvine Company
Irvine Ranch Water District
J.S. Dyer & Associates Inc.
Jacobs Engineering
John Laing Homes
K&G Equities
K&L Gates LLP
Keller Weber & DeBrott
Kendrick Jackson & Kearl
Kerckhoff Designs
Kiewit
Kimley Horn
Koll Company
Kreuzer Consulting Group
Kron & Card LLP
Kutak Rock LLP
La Vina HOA, Altadena
Ladera Ranch Maintenance Corporation (LARMAC)
Laguna Beach County Water District (LBCWD)
Laguna Geosciences
Lake Forest MHOA II
Lake Sherwood Development
Land Concern Landscape Architecture
Lapeyre Industrial Sands
Law Offices of Andy Kurz
Law Offices of Lloyd S. Pantell
Law Offices of Nicholas Basakis
LBA Realty
Lennar
Lester & Cantrell LLP
Lewis Brisbois Bisgaard & Smith LLP
Long & Delis
LPA
Lusardi
Lutzky Development
M.M. Sundt Construction Company
MAF Architects
Mapleridge, LLC
Mark Falcon General Contractor
Mark IV Capital
Marshall French & DeGrave
MBF Consulting Inc.
MCE Consultants
Merit Properties
Metropolitan Water District of Southern California
Michael Baker International
Michael Brandman Associates
Michael Martin Architects
Mine Development & Engineering Corporation
Mitchell Engineering
Montego at Monarch Beach HOA
Morris Sullivan & Lemkul LLP
Morrow & White
Moulton Niguel Water District
Murchison & Cumming LLP
Murex EnvironmentalMurow Development ConsultantsMurtaugh Meyer Nelson & Treglia LLPMusick PeelerMVE Institutional Inc.
Neil’s Controlled Blasting
Newmeyer & Dillion LLP
Newport-Mesa Unified School District
NMG Geotechnical
Norcal Engineering
NV5
Oasis Palm Desert HOA
Ocean Ranch HOA
O’Melveny & Myers LLP
Onyx
Ortiz Enterprises
Pacific Advanced Civil Engineering (PACE)
Parker • Stanbury LLP
Parkview Rubidoux
Payne & Fears LLP
PBS&J Company
Pelican Crest HOA
Performance Plus
PM Realty Group
Powerstone Property Management, Inc.
Premier Silica
Proactive Engineering Consultants
Professional Community Management
Psomas
Pulte Homes
Rancho Mission Viejo
Rancho Niguel Master Community Association
Rancho Santa Fe Farms HOA
Rancho Santa Margarita HOA (SAMLARC)
RD Olson Development
RDM Architects
Richard Crawford Custom Homes
Rick Engineering
RJM Design Group
Robert Hidey Architects
Rodeo Homes
Rolling Hills Park Community Association
Roy E. Ladd Inc.
Rutan & Tucker LLP
Sabaitis • O’Callaghan LLP
San Diego County Water Authority
San Juan Creek HOA
San Juan Open Space Foundation
Santa Margarita Company
Santa Margarita Water District
Sauers Construction Inc.
Sea Country Homes
Shady Canyon Community Association
Shank/Balfour Beatty
Shapelle Properties
Shimmick Construction
Shorecliffs HOA
Skebba & Isaac
Snyder Langston
Soil Retention Systems
South Coast Water District
Southern California Geotechnical, Inc.
Southern California Grading
Spradlin & Smart
Springel & Fink LLP
St. Margaret's Episcopal School
Stantec
Stonefield
Stoney Miller
Stoneridge at Mission Viejo
Sukut Construction Inc.
Summerhill HOA
Sunrise
TAIT & Associates, Inc.
Talega Associates
Taylor Group
Taylor Woodrow Homes
Tetra Tech
The Bluffs Community Association
The Phillips Firm
The Warner Group Architects
Toll Brothers
Total Property Management
Trabuco Canyon Water District
Transpacific Management Service
Tributary Landscape Architecture
Trilogy at Glen Ivy HOA
Tripointe Homes
Trumark Company
Urban Arena LLC
Villa Pacifica Community Association
Walsh McKean Furcolo LLP
Walsowroth Franklin Bevins & McCall, LLP
Ware Malcomb
Warmington Homes
Webb Community Management
Weil & Drage
West Coast Civil
Westar Associates
Western National Group
Western Realco
William Lyon Homes
Woodruff Spradlin & Smart
Wynewood Company
X Engineering & Consulting, Inc.
Yorba Linda Water District (YLWD)
Yuba County Water Agency
bottom of page