Sonoma County Supplier Systems #0000002206

Sonoma County On-Call Environmental Consulting Services

Sonoma County is seeking qualified firms for on-call environmental consulting services supporting County infrastructure and other public projects. - Government buyer: County of Sonoma, through Sonoma County Public Infrastructure (SPI); SPI Purchasing is identified, with the Engineering Division as the primary anticipated customer. Melanie Trumbo is named in the procurement materials. - Services requested: On-call environmental, biological, cultural, and related technical and professional consulting, primarily for road and bridge projects. Work may also support Integrated Waste, Transit, Airport, Land Development, Construction Management, and County Service Districts. - Anticipated services include CEQA, NEPA, and other environmental review and clearances; biological and cultural studies; archaeological investigations and tribal consultation; historic and architectural evaluations; permitting; mitigation design and implementation; and construction monitoring. - Other potential work includes wetlands, hazardous materials, air and water quality, sound monitoring, public relations, and 3D modeling or visualizations. Assignments will be issued through task orders and may require night work or work in remote locations. - Contract structure and value: SPI anticipates agreements with up to 10 consultants for a three-year term, with two optional one-year extensions. The combined not-to-exceed value is $15,000,000, and no minimum amount of work is guaranteed. - Notable requirement: The County living-wage requirement for covered employees is at least $23.84 per hour. - OEMs and named commercial vendors: No OEMs, product manufacturers, or commercial vendors are identified; this is a services procurement.

Description

The County of Sonoma seeks statements of qualifications from firms to provide on-call environmental consulting services, primarily supporting Sonoma County Public Infrastructure’s Engineering Division road and bridge projects and potentially other divisions. Anticipated work includes environmental, biological, and cultural consultation, research, and technical and professional services for environmental review, with specific projects assigned through task orders. The County anticipates offering up to ten Professional Services Agreements for three years, with two optional one-year extensions, and an aggregate not-to-exceed value of $15,000,000; an agreement does not guarantee work. Statements of qualifications are due November 19, 2026, at 2:00 p.m.

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