SILLMAN Email Format

Architecture and PlanningCalifornia, United States51-200 Employees

SILLMAN is an architecture and planning firm based in San Diego, California, established in 1974. The firm emphasizes responsible, reliable, and innovative design, aiming to deliver projects that balance high performance with aesthetic value while supporting community opportunities and healthier built environments. With a collaborative, principal-led approach, SILLMAN highlights extensive experience and teamwork as core to its process, and it has been recognized as an Employer of Choice in 2021 for its integrity and culture. The company pursues sustainability by prioritizing low-cost passive design strategies and energy-efficient planning, coupled with sustainable materials selected for recycling characteristics, longevity, and reduced life-cycle costs. While operating within the architecture and planning sector, the firm positions itself as a local, multicultural practice that focuses on making a difference through thoughtful, purpose-driven design.

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