MAYFLY ENGINEERING + DESIGN, PLLC

Mayfly Engineering + Design, PLLC is a Seattle-based civil engineering, consulting, and environmental engineering firm that specializes in helping homeowners navigate complex development and environmental challenges. If you’re planning a residential project that involves site development, stormwater management, or environmental permitting, this firm offers the technical expertise to guide you through Seattle’s rigorous regulatory requirements. The business features a wheelchair accessible entrance, ensuring that all clients can comfortably visit their office for consultations. Homeowners should consider reaching out to Mayfly Engineering + Design when facing issues like steep slope construction, shoreline development, critical area assessments, or when you need professional engineering stamps for permit applications. Their environmental engineering expertise is particularly valuable if your property has wetlands, streams, or other sensitive ecological features that require careful assessment and mitigation planning. For homeowners embarking on additions, new construction, or land development projects in Seattle, partnering with Mayfly Engineering + Design early in your planning process can help you avoid costly delays and ensure your project meets all local, state, and federal environmental regulations.