About -------- Located in Seattle’s historic Pioneer Square district, Coterra provides civil engineering services to private organizations and public agencies, offering a range of expertise in various markets and project types. Services ------------ - Site development - Temporary erosion and sedimentation design - Site demolition plans - Foundation and subsurface drainage plans and design - Paving and grading design - Drainage design - Low impact/green infrastructure design (LID/GSI) - Sanitary sewer, water systems, and utility design - Roadway design - Plan, specifications, and cost estimate preparation Markets ----------- - Private development - Public facilities development - Low-income housing - K-12 education - Higher education - Municipal construction Project Types ------------------ - Multi-family housing, subdivisions, and short plats - Public facilities and buildings - Schools and campuses - Parks - Transportation infrastructure Coterra Engineering, PLLC is certified with the Washington State Office of Minority and Women’s Business Enterprises (OMWBE) as a Disadvantaged Business Enterprise for the federal program and a Minority Business Enterprise for the state program.