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Markets We Serve

Riparia serves a diverse range of clients and markets across the Pacific Northwest—including property management companies, public agencies, construction firms, utilities, commercial and industrial facilities, and conservation organizations. Whatever the industry, our commitment is the same: show up prepared, perform the work correctly, document it thoroughly, and stand behind the results. We bring the same technical depth, professional reliability, and genuine care for the environment to every client and project.

Two workers wearing green hard hats and backpack sprayers walking through a grassy, fenced planting area with lupine flowers.

Our Clients

Riparia’s services are relevant across a wide range of industries and markets. We understand your specific site conditions, regulatory obligations, operational constraints, and environmental responsibilities—and our services are tailored to meet your needs.

  • Two workers in safety vests, gloves, and face shields spray a mist from backpack tanks onto a leafy, sunlit yard beneath yellow autumn trees.

    Property Management Companies

    Riparia partners with commercial and residential property management companies to maintain stormwater infrastructure, manage mitigation sites, control noxious weeds, and respond to environmental compliance needs across property portfolios. We provide a streamlined, single point of contact and consistent documentation.

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  • Two forest workers wearing high-visibility gear and backpack sprayers walking through a sunlit, mossy woodland.

    Public Agencies

    From cities, counties, and school districts to conservation districts and regional governments, Riparia serves public agencies that need a reliable, accountable contractor for stormwater maintenance, noxious weed management, mitigation and restoration work, and MS4 permit compliance.

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  • Two utility workers in hard hats and high-visibility vests operating a large vacuum truck hose over a storm drain in a parking lot.

    Commercial & Industrial Firms

    Commercial and industrial businesses with stormwater infrastructure, Industrial Stormwater Permit obligations, and specialized equipment cleaning needs find Riparia’s services a natural fit. We maintain catch basins, filter vaults, oil/water separators, and specialized industrial assets—and we manage the permit compliance process to keep your operations on track.

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  • Worker in a safety vest and hard hat using a tool in grassy roadside with utility truck and trees in background

    Utility Providers

    Electric, gas, water, and renewable energy utilities and their contractors trust Riparia as a dependable environmental subcontractor for SWPPP and 1200-C permit development, CESCL services, BMP installation, site stabilization, and mitigation management on utility construction projects across the Pacific Northwest.

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  • Three construction workers in hard hats and hi-vis clothing standing near an orange excavator in a leafy worksite.

    Construction Firms

    General contractors, developers, excavation contractors, and engineering firms working on projects with environmental compliance obligations need a reliable environmental subcontractor. Riparia provides SWPPP development, CESCL coverage, BMP installation, mitigation construction and management, and post-construction stormwater cleanout.

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Five construction workers in hard hats and safety vests gathered by trucks, one man pointing while others hold plans.

Why Clients Choose Riparia

  • One Team Across Every Need: Riparia provides stormwater maintenance, natural resource management, invasive species control, environmental permitting, and construction field services under one roof—with the engineering depth of MacKay behind every project.
  • Professionalism You Can Count On: Our crews arrive in clean, marked trucks with proper safety gear, conduct themselves professionally on every site, and leave work areas in better condition than they found them. That standard holds whether we’re on a public site, an active industrial facility, or a sensitive restoration area.
  • Regulatory Knowledge That Delivers: Riparia’s team has spent decades working alongside the regulators, inspectors, and agencies that govern environmental and stormwater compliance across the Pacific Northwest. We know the process, we know the people, and we know how to navigate compliance situations to protect our clients’ interests.
  • Reliable Documentation: Every Riparia service visit is documented—maintenance logs, inspection reports, monitoring submittals, and as-built records that satisfy permit requirements, support regulatory audits, and give clients a defensible compliance history when they need it most.
  • Genuine Commitment to the Environment: Our staff are anglers, hikers, birders, and community members who care deeply about the landscapes and water systems we work in every day. That commitment shows up in the quality and follow-through we bring to every project.
Two forest workers wearing high-visibility gear and backpack sprayers walking through a sunlit, mossy woodland.

Ready To Get Started?

Whatever your industry and whatever your stormwater, natural resource, or environmental challenges, Riparia has the expertise, equipment, and relationships to help you move forward. Get in touch today and let’s find the right solution for your project.

Contact the Riparia Team

Or call us directly: (360) 693-4555