Site Personnel

GKD recruits and trains qualified staff for projects where they occur. Project managers typically set up offices, recruit local talent, pre-screen local contractors. We provide technical training in English, Spanish and local languages. In 2020-21 GKD has teams in California, Mexico and Manila. GKD promotes healthy, inclusive work environments that respect cultural diversity.

Designers & Project Managers

Gary Kaye, PM

Landscape Architect

Project manager, designer on more than 170 government contracts, golf courses, cemeteries, parks and residential developments. B.S. in Landscape Architecture from Cornell University 1989 and MBA from Arizona State 2003. He has PM experience on projects over $50m. Registered Landscape Architect CA Lic#6211  AZ Lic#64604

Kevin Plageman, PM

GIS & GPS Specialist

Experienced CAD designer, GPS/GIS, aerial drone surveys and computer programming. Based in San Diego, he has 20 years design and construction experience in all phases of development from initial site inventory through final inspections. He holds a BS in Environmental Design, University of Minnesota, 2000. Certified irrigation auditor.

Craig Zellers, PM
Irrigation Consultant

Golf Course Superintendent

Licensed contractor, irrigation auditor, certified golf course superintendent. Craig has 30yrs experience, B.S. in Business and A.A. in Horticulture from San Diego State. Craig conducts technical inspections, facilities assessments and technical reports. CA C-27 Contractor Lic#958615; CGIA#67441

Nathaniel Evaristo, PM
Civil Engineer

Nath has 20 years working on infrastructure and development projects in Asia. He has served as Quality Assurance inspector on U.S. Government projects. He holds B.S. in Civil Engineering, Central Philippine University. Experienced with pipelines, reservoirs and lake liners. Ph. Lic. #78053.

Company Contacts

Phoenix Arizona 3053 W Owens Dr, Phoenix AZ 85086, Gary Kaye; E-mail:

San Diego 4948 Ladera Sarina, Del Mar CA 92014, Kevin Plageman; E-mail:

Northern California 192 Tamalpais Rd, Fairfax CA 94930, Craig Zellers

Manila Philippines Nathaniel Evaristo c/o ABMC Manila American Cemetery, Lawton Ave, Taguig 1634 NCR