March 28, 2025

Southern California’s sun-drenched coastlines and dynamic urban environments inspire a unique blend of creativity and sustainability in landscape design. In this region, visionary firms are not just designing outdoor spaces— they're sculpting living, breathing environments that enhance quality of life and foster community connections. From transforming residential backyards into serene retreats to reimagining vibrant public plazas, these firms bring a wealth of expertise and artistic flair to every project. Here are the top 10 landscape architecture firms redefining outdoor spaces in Southern California:

1. STUDIO-MLA

Studio-MLA, with offices in Los Angeles and San Francisco, leads the planning, design, and implementation of public and private projects. They are known for their innovative and sustainable designs that seamlessly integrate nature into the urban fabric.

2. SALT LANDSCAPE ARCHITECTS

Based in Los Angeles, SALT Landscape Architects creates enduring and engaging landscapes across various scales. Their work focuses on integrating art and science to enhance the built environment, resulting in spaces that are both striking and functional.

3. SWA GROUP

Renowned for creativity and resilience in planning and design, SWA Group is a design firm that champions the public realm. They design parks, streets, plazas, and open spaces that not only beautify cities but also foster vitality, equity, and community well-being.

4. GARDEN STUDIO DESIGN

Garden Studio Design is a full-service landscape design and build firm that specializes in custom residential projects. Their approach emphasizes the enjoyment of outdoor spaces through thoughtful design and quality craftsmanship, turning every project into a personal oasis.

5. RRM DESIGN GROUP

RRM Design Group fuses art and science in their approach to landscape architecture for public, commercial, and residential projects. They unite architecture with nature to create designs that are as beautiful as they are functional and environmentally restorative.

6. SEGAL SHUART LANDSCAPE ARCHITECTS

Providing thoughtful design to commercial, public, and residential clients throughout Southern California, Segal Shuart is involved in projects from concept to construction. They skillfully balance design excellence with cost-effectiveness, ensuring every project is both innovative and practical.

7. MIA LEHRER + ASSOCIATES

Founded by Mia Lehrer, this Los Angeles-based firm is celebrated for transformative public spaces. Their work, including the revitalization of the San Pedro Waterfront and Vista Hermosa Park, emphasizes the integration of nature into urban environments to create dynamic community spaces.

8. GEOPONIKA

Geoponika is a Los Angeles-based landscape design collective that transforms spaces by focusing on historical and ecological elements. Their projects span continents — from Jamaica to Japan — emphasizing a deep, enduring connection to place.

9. BRELAND-HARPER

Established in 2016, Breland-Harper offers a blend of architectural, interior, and landscape design services. They create designs that evoke a strong sense of place, highlighting simplicity, craftsmanship, and contextual understanding to deliver projects that truly resonate.

10. OWIU DESIGN

Led by Amanda Gunawan and Joel Wong, OWIU Design renovated a 1973 Ray Kappe home with a Japanese-inspired vision. They skillfully integrate traditional elements with modern design, crafting serene and harmonious living environments that invite relaxation and reflection.


Southern California’s landscape architecture scene is as diverse and dynamic as the region itself. These top firms are redefining outdoor living by merging innovative design with sustainability and a deep respect for the environment. Their creative visions not only enhance property value but also nurture a sense of community and well-being. Whether you're envisioning a tranquil residential retreat or a vibrant public space, these professionals are ready to transform your outdoor dreams into an inspiring reality.