Guido Perla & Associates

Tri-State Engineering (TSE) is a versatile design firm based in Woodinville, Washington, offering a range of professional services in architecture, structural engineering, and planning. With expertise in all phases of design and construction, TSE provides clients with comprehensive solutions for projects of varying complexity and scale. Combining architectural and engineering disciplines under one roof, TSE offers clients the convenience of streamlined project management and a deep understanding of local and regional planning and permitting processes. Since its establishment in 1990, TSE has built a reputation for delivering customized client services within budget and on time, earning a loyal client base through successful project outcomes. Generated from the website

Established in 1988, CollinsWoerman is a full-service planning, architecture and interior designing firm. The firm staff members consist of architects, specialists, planners and interior designers. CollinsWoerman specializes in handling a variety of projects, including mixed-use, commercial, retail, health care and sustainable community projects. It also builds corporate interiors and science and technology facilities. The firm s projects include Washington Square, Alderbrook Resort, European Tower, Fatigue Technology and Advanta Office Commons. Its professionals have expertise in providing sustainable community planning and development services. CollinsWoerman is located in Seattle.