founders

John Gachina, Founder
John Gachina 1951 – 2015, Founder
  • Business Administration, DeAnza College
  • Ornamental Horticulture, Foothill College
  • C-27 contractor’s license
  • Certified Landscape Technician (CLT) in Maintenance and Irrigation, CLCA
  • Charter Certified Landscape Professional (CCLP), NALP (formerly PLANET)
  • Certified Irrigation Water Auditor, Irrigation Association (IA)
  • QAL, Qualified Applicators Certificate & License, California Dept of Pesticide Regulation
  • Past State Chairman, CLCA Public Relations Committee
  • Certification Board of Governors, Associated Landscape Contractors of America
  • Founding father of now-national Certified Landscape Technician program
  • Featured speaker at Foothill College and Cal Poly, San Luis Obispo
  • Landscape industry experience since 1977
  • Founded Gachina Landscape Management in 1988
H. Jaclyn Ishimaru-Gachina
H. Jaclyn Ishimaru-Gachina, President / CEO
  • AA De Anza Jr. College, Literature
  • BA in American Literature, San Francisco State University
  • Corporate Buyer, MACYS California – new store openings, manufacturing partnerships, P & L and merchandising
  • Corporate Executive Recruiter, Bernal Associates – technology sector for Silicon Valley/SF Bay Area
  • Residential property management and interior design
  • Co-founder Gachina Landscape Management 1988

meet the management team

operational excellence

Chad Sutton, Water Resource Manager
Chad Sutton, Water Resource Manager
  • BSc, Business Management, University of Utah
  • Watersavers Irrigation, Inc. 2008 – 2014
  • CWM, Water Management Certification Program, CLCA
  • QWEL, Qualified Water Efficient Landscaper, recognized by the EPA as an irrigation auditor
  • CLT in Irrigation, CLCA
  • Created a SMART controller division focused on irrigation efficiency and conservation
  • Landscape industry, irrigation and business development experience since 2008
  • Technology industry experience
  • Joined Gachina Landscape Management in 2014
Cristina Prevarin, Sustainable Landscape Manager
Cristina Prevarin, Sustainable Landscape Manager
  • BSc, Agricultural Science, University of Padua, Padua, Italy
  • CLP, Landscape Industry Certified Manager, NALP (formerly PLANET)
  • LEED Green Associate, Green Building Certification Institute
  • QAL, Qualified Applicators Certificate & License, California Dept of Pesticide Regulation
  • Bay-Friendly Qualified Landscaper in Maintenance, ReScape California
  • CWM, Water Management Certification Program, CLCA
  • CLT in Ornamental Maintenance & Softscape Installation, CLCA
  • Certified Irrigation Water Auditor, Cal Poly
  • On-going studies to complete the (CLT) and Arborist certifications in landscape management
  • Fluent in English, Spanish, Italian & Latin – written and verbal
  • Landscape industry experience since 1997
  • Joined Gachina Landscape Management in 2005
William Cruz, Peninsula Senior Branch Manager
William Cruz, Peninsula Senior Branch Manager
  • BSc, Industrial Engineering, UCA University, El Salvador
  • CLP, Landscape Industry Certified Manager, NALP (formerly PLANET)
  • QAL, Qualified Applicators Certificate & License, California Dept of Pesticide Regulation
  • Bay-Friendly Qualified Landscaper, Construction & Maintenance, ReScape California
  • CWM, Water Management Certification Program, CLCA
  • QWEL, Qualified Water Efficient Landscaper, recognized by the EPA as an irrigation auditor
  • Bay Area Storm Water Certified (Pollution Prevention-surface cleaner)
  • South Bay Water Recycling Manager (Santa Clara County)
  • Fluent in both the English and Spanish languages – written and verbal
  • Landscape industry experience since 1997
  • Joined Gachina Landscape Management in 2004
Tyler Stocking, South Bay Branch Manager
Tyler Stocking, South Bay Branch Manager
  • BSc, Operations and Technology Management, Utah Valley University
  • AAS, Facilities Management
  • Graduated with Six Sigma Green Belt, JIT methodology
  • Bay Friendly Qualified Landscaper in Maintenance and Design, ReScape California
  • CLCA Water Manager Certified
  • Landscape industry experience includes maintenance, enhancement, water management and sustainable & organic landscape practices
  • Fluent in both the English and Spanish languages – written and verbal
  • Landscape experience since 2006
  • Joined Gachina Landscape Management in 2014
Lauren Galanes, San Francisco Branch Manager
Lauren Galanes, San Francisco Branch Manager
  • Master’s degree in Humanities & Leadership: Culture, Ecology and Sustainable Community from New College of California
  • GRP – Accredited Green Roof Professional from GRHC, design, installation and maintenance of green roofs
  • Design/Build/Maintain (C-27) Contractor 1993-2004 San Francisco, Marin, Sonoma, Mendocino, specialized in design, horticulture, masonry, sustainable designs
  • Bay-Friendly Qualified Landscaper in Design, Construction & Maintenance, ReScape California
  • Permaculture Design Certificate from the Northern California Permaculture Institute
  • CMT/Acupressure Practitioner: 1000hr program in Traditional Chinese Medicine with studies in Feng Shui.
  • Landscape management, maintenance & construction experience since 1990
  • Joined Gachina Landscape Management in 2013
Joe DeSena, East Bay Associate Branch Manager
Joe DeSena, East Bay Associate Branch Manager
  • AS, Business Management, County College of Morris, Morristown, New Jersey
  • Watersavers Irrigation, Inc. 1995 – 2014
  • Bay-Friendly Qualified Landscaper in Maintenance, ReScape California
  • Extensive experience in irrigation and water management
  • Landscape operations experience in construction and maintenance
  • Fluent in both the English and Spanish languages – written and verbal
  • Spot Water Irrigation Auditing Certified
  • Spot Water Estimating Certified and Predicting Landscape Water Use Certified
  • Joined Gachina Landscape Management in 2014
corporate leadership
Denise Ritch, Human Resources Director
Denise Ritch, Human Resources Director
  • BSc, Business Administration, Florida State University
  • Consulting disciplines and experience in project management, operations involvement and information systems specifications and design
  • Marketing, research, strategic partnerships, training and resource development since 1983
  • Primary focus within the landscape, real estate, financial, travel and tourism industries
  • Human Resource experience since 2002
  • Joined Gachina Landscape Management in 2002
Sharon Chao, Controller
Sharon Chao, Controller
  • AS, Business Administration, City College of San Francisco
  • BSc, Business Administration, San Francisco State University
  • Five years experience in banking industry
  • Accounting experience since 1995
  • Joined Gachina Landscape Management in 1995
Stacie Callaghan, Customer Experience / Marketing Manager
Stacie Callaghan, Customer Experience / Marketing Manager
  • BSc, Business Administration, Marketing, San Jose State University
  • Minor in Psychology
  • Certified Landscape Irrigation Auditor (CLIA), Irrigation Association
  • BOMA Silicon Valley Community Outreach Committee Chairperson, 1999, 2000, 2001
  • BOMA Silicon Valley Associate Member of the Year, 1999-2000
  • Real estate association involvement: BOMA SV, IFMA SV, CAA – Tri County, CACM, ECHO, BCN Networking Group
  • Landscape industry, marketing and customer service experience since 1993
  • Joined Gachina Landscape Management in 1997
Gina Phillips, Business Development Manager South Branch
Gina Phillips, Business Development Manager South Branch
  • BSc, Psychology, University of Iowa
  • Undergraduate studies in ornamental horticulture including plant design, plant health and identification
  • Specialties including Exterior and Interior Landscape and Holiday Design
  • Real estate association involvement: BOMA SV, IFMA SV, CAA – Tri County, CACM, ECHO, BCN Networking Group, BOMA SF, CREW
  • Landscape industry, sales and marketing experience since 1994
  • Joined Gachina Landscape Management in 2005
Rose Marie Nichols, Business Development Manager Peninsula & SF Branches
Rose Marie Nichols, Business Development Manager Peninsula & SF Branches
  • Studied Computer Networking University of California, Los Angeles
  • Real estate association involvement: IFMA SF, CAA – Tri County, CACM, BCN Networking Group, BOMA SF, CREW
  • Customer service and sales experience since 1989
  • Landscape industry experience since 2014
  • Joined Gachina Landscape Management in 2014
Bryan Thomas, Business Development Manager East Branch
Bryan Thomas, Business Development Manager East Branch
  • DeAnza College Spanish Language Program
  • Fluent in both the English and Spanish languages – written and verbal
  • 6 years landscape operations experience
  • 10 years landscape maintenance sales experience
  • BOMA Oakland / East Bay Community Outreach Committee
  • Real Estate Association Involvement in BOMA Oakland / East Bay, CAA – Tri County and CACM
  • Joined Gachina Landscape Management in 2015
Steven van Dongen, Business Devlopment Manager Peninsula & South Branch, Corporate Accounts
Steven van Dongen, Business Developent Manager Peninsula & South Branches, Corporate Accounts
  • BS, Business Administration, Delft University, The Netherlands
  • Held senior sales management positions at Bayer Crop Science and Shire Pharmaceuticals in the San Francisco Bay Area
  • Managed relationships in New York City for the Netherlands Chamber of Commerce
  • Sold membership services to fortune 500 companies such as Phillips, Cushman & Wakefield, CBRE, and Randstad North America
  • Horticulture experience since 1998; expertise in flower bulb and annual color selections
  • Fluent in English, Dutch, advanced knowledge of Spanish and French
  • Joined Gachina Landscape Management in 2017
Rafael Gonzalez, Lead Mechanic
Rafael Gonzalez, Lead Mechanic
  • Forklift Operation Certified
  • Tune-up and brake Operations Certified
  • Ford Engine Diagnostics Certified
  • Experienced in landscape operations and production
  • Manages a quality fleet of 180 vehicles and over 3,000 pieces of equipment
  • Fluent in both the English and Spanish languages – written and verbal
  • Joined Gachina Landscape 1996
  Contact us at (650) 853-0400 to meet with an experienced team member.

Gachina Landscape Management 8.19.17 National Honey Bee Day. Their mission is for the promotion, advancement, education and awareness of environmental concerns affecting of honey bees and beekeeping. Gachina Landscape suppor... read more

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