Open Architecture Workshop in downtown San Diego has practiced full-service architecture from its Ninth Avenue studio since the firm's 2007 founding, holding NCARB certification and emphasizing regenerative design, sustainable building, and contemporary craft across every project type and scale. The studio's service menu extends beyond conventional architecture into feasibility studies, land development entitlements, environmental graphics, furniture design, and product design—a multidisciplinary scope that overlaps with the architecture-plus-planning model at Heleo Architecture + Design downtown. Pro bono and nonprofit work through The 1% program dedicates a portion of the firm's billable capacity to community-serving projects, embedding social responsibility into the practice's annual workload rather than treating it as occasional volunteer effort. Each project applies the studio's regenerative design framework—targeting catalytic interactions that generate environmental, social, economic, and community growth beyond simple energy-code compliance. That sustainability methodology extends into the entitlement phase, where Open Architecture Workshop navigates community design review, planning commission hearings, and code-compliance analysis on the same permitting timeline managed by downtown planning-focused firms at Starck Architecture + Planning. The firm's most complex engagements involve land development entitlements for mixed-use and infill projects requiring simultaneous community design review, environmental analysis, and sustainable-building documentation on sites where zoning overlays and historical district regulations constrain the design envelope.