Down-to-earth designers. Visionary design.

At Arca Design Group, we’re deeply committed to creating transformational spaces our clients will love. We’re not just detailed-oriented. We’re fun to work with. And with expertise in landscape architecture, horticulture, and construction, we really know the terrain. So you can relax and dream a little.


  • APLD – 2011 International Landscape Designer of the Year
  • APLD – Gold Medal Residential
  • APLD – Best in Show
  • ASLA – Merit Award
  • CLCA – Judges Award

Our Team

Suzanne Arca, ASLA, ALPD, CLCA

Founder and Principal
A creative team leader with a detail-driven focus:

  • Nearly 40 years of expertise in designing, building and maintaining landscapes and providing vision to residential and commercial property owners
  • Degree in Landscape Architecture, University of California at Berkeley
  • Licensed Design and Build Landscape Contractor, C-27 #734757
  • Green Business Certified
  • Certified Horticulturalist and Bay Friendly Qualified Landscape Professional
  • Instructor for the Department of Landscape Architecture, University of California Extension and the Landscape Horticulture Department, Merritt College
  • Guest Lecturer for garden clubs, nurseries, and horticultural events

Sonia Valenzuela

Operations Manager

Amber Mueller

Designer/Project Manager

Michelle Spetner


Maintenance Lead

Construction/Maintenance Crews

We have very talented and experienced construction and maintenance teams that build and nurture our landscapes with care and attention to detail.


detail plants 1A landscape design requires continuity with the surrounding architecture and terrain, and continuity with itself. Taking into consideration the inherent qualities and natural rhythms of existing conditions and of the plants themselves, we create a framework and then nature takes over. The resulting garden is a living entity that continually grows into its full potential.

The basic elements of each plant and hardscape material are: color, form and texture. When we select for varied combinations of these components, we build a greater relationship; weaving the threads of connection yields rich, eclectic, visually complex compositions.

Movement through the space necessarily informs design. Plantings, pathways and borders suggest rooms—areas for entertaining or lounging—that should be accessible and sensorially pleasing. Above all, our gardens are meant to be used. We design practical, livable outdoor spaces to uniquely suit the lifestyles and needs of the residents, guests, families, employees, pets and wildlife who play, work and live there.