NAICS 541690 - Other Scientific and Technical Consulting Services RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities
Browse open Other Scientific and Technical Consulting Services (NAICS 541690) RFPs, RFIs, RFQs, and Sources Sought on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies, refreshed daily so you never miss a bid. Click any opportunity below for full solicitation details, due dates, and contacts.
About Other Scientific and Technical Consulting Services (NAICS 541690)
This industry comprises establishments primarily engaged in providing advice and assistance to businesses and other organizations on scientific and technical issues (except environmental).
| Status | Title | Buyer | Due Date |
|---|---|---|---|
| Open | Professional Consulting Services for the City of Prior Lake The City of Prior Lake, MN is seeking statements of qualifications for professional consulting services for public works projects. 17073 Adelmann Street SE, Prior Lake, MN, USA•Request for Proposal (RFP) | Prior Lake | 9/30/2026 |
| Open | On-Call Surveying, Planning, and Engineering Services The Village of Tularosa is requesting qualifications-based proposals for on-call professional surveying, planning, and engineering services. 705 Saint Francis Drive, Tularosa, NM, USA•Request for Proposal (RFP) | Tularosa Municipal Schools | 10/9/2026 |
| Open | Program Management Consulting Services Hillsborough County Sheriff's Office is seeking a vendor to provide program management consulting services under RFQ 2026-004. United States•Request for Quote/Qualifications (RFQ) | Florida > Department of Management Services > Office of Supplier Development | - |
| Open | Professional Services Roster for Public Works The City and Borough of Sitka Public Works Department is seeking qualifications-based proposals from consultants to establish a five-year Professional Services Roster from January 1, 2027, through December 31, 2031, with submissions by email. Sitka City and Borough, AK, USA•Request for Proposal (RFP) | City and Borough of Sitka > Public Works Department | 1/1/2027 |
| Open | As-Needed Professional Consulting Master Services Agreements The City of Carlsbad and Carlsbad Municipal Water District are seeking qualified consultants for as-needed master services agreements covering five professional consulting disciplines, including civil engineering, environmental planning, labor compliance, utility infrastructure inspection, and municipal infrastructure finance. 1635 Faraday Avenue, Carlsbad, CA, USA•Request for Quote/Qualifications (RFQ) | City of Carlsbad > Contract Administration | 9/14/2026 |
| Open | Professional Consultant Firm Prequalification The Connecticut Department of Transportation is seeking professional consultant firms for prequalification to provide services during calendar year 2027. Connecticut, USA•Invitation for/to Bid (IFB/ITB) | State of Maine > Department of Transportation | 10/15/2026 |
| Open | General Engineering Consulting Services County of Wetaskiwin No. 10 is seeking engineering consultants to establish a roster supporting municipal infrastructure planning, assessment, design, procurement, construction, and lifecycle management. Alberta, Canada•Request for Proposal (RFP) | County of Wetaskiwin No. 10 | 11/16/2026 |
| Open | On-Call Architectural and Engineering Consultant Roster The City of Lynnwood is seeking qualified consulting teams for an on-call roster providing permitting and inspection, development engineering, planning, critical-area review, and economic development services under RFQ 4129, with a contract amount not to exceed $95,000. Lynnwood, WA, USA•Request for Quote/Qualifications (RFQ)Small BusinessMinority-Owned BusinessWoman-Owned BusinessVeteran-Owned Business | City of Lynnwood > Public Works Department | 9/18/2026 |
| Open | ABC Project Health and Safety Consulting Services The Pittsburgh Water and Sewer Authority is seeking a full-time onsite health and safety consultant to provide field and administrative support for the ABC Project under the direction of the Construction EHS Manager. Pittsburgh, PA, USA•Request for Proposal (RFP) | Pittsburgh Water and Sewer Authority | 9/15/2026 |
| Open | Professional Consulting Services Pool Three Rivers Park District is seeking qualified consulting firms for a five-year professional consulting services pool covering architecture, engineering, planning, landscape architecture, natural resources, and specialty areas. Minnesota, USA•Request for Quote/Qualifications (RFQ)Disadvantaged Business | Three Rivers Park District | 9/15/2026 |
| Open | Speed River Floodplain and Special Policy Area Review The City of Guelph is seeking consulting services to review the Special Policy Area and Speed River floodplain through December 31, 2028. Guelph, ON, Canada•Request for Proposal (RFP) | City of Guelph | 9/28/2026 |
| Open | Public Works Consulting Services Roster Niagara Region is seeking consultants to prequalify for a 29-category Public Works supplier roster covering general, water and wastewater, transportation, and waste management services for 2027 through 2029. Niagara, ON, Canada•Request for Quote/Qualifications (RFQ) | Niagara Region | 10/1/2026 |
| Open | Strategic Employment Area Environmental and Secondary Planning The Township of Adelaide Metcalfe is seeking a consultant for a Strategic Employment Area Master Environmental Servicing Plan and Secondary Plan. Adelaide Metcalfe, ON, Canada•Request for Proposal (RFP) | Middlesex Centre > Township of Adelaide Metcalfe | 10/21/2026 |
| Open | On-Call Professional Services Price Agreements Lane County is seeking multiple firms for on-call financial, architectural, engineering, environmental, geotechnical, inspection, and cultural-resource professional services under as-needed price agreements. Lane County, OR, USA•Request for Proposal (RFP) | Lane County > Procurement Office | 10/7/2026 |
| Open | Employee Benefits Consulting Services Clark County, Ohio, is seeking proposals for employee benefits consulting services, including completion of an Exhibit C response concerning near-site clinical services. 3130 East Main Street, Springfield, OH, USA•Request for Proposal (RFP) | Clark County > Board of Clark County Commissioners | 10/15/2026 |
| Open | Convention Center Interior and Garage Renovation Consultant Services Broward County is preparing a future request for proposals for multidisciplinary consultant services supporting interior improvements to the Broward County Convention Center and renovation of the Northport Garage. Broward County, FL, USA•OtherOther | Broward County > Purchasing Division | 9/24/2026 |
| Open | McHardy Court Kitchen Renovation Design and Contract Management The Regional Municipality of Peel is seeking a multidisciplinary consulting firm to provide architectural, interior design, engineering, and contract management services for kitchen renovations in all units at McHardy Court, a Peel Living residential property. McHardy Court, Brampton, ON, Canada•Request for Proposal (RFP) | Peel Region | 9/14/2026 |
| Open | Urban Fellows Qualified Consultant Registry Atlanta BeltLine, Inc. is seeking qualifications and proposals from individuals and firms with specialized executive-level, technical, strategic, innovative, and other subject-matter expertise for an open continuous Urban Fellows Qualified Consultant Registry. Atlanta, GA, USA•Request for Quote/Qualifications (RFQ) | Atlanta BeltLine, Inc. | 1/1/2027 |
| Open | Mining Inspection Services Stanislaus County is seeking a qualified entity to provide mining inspection services for its Planning and Community Development Department under a lump-sum agreement. 1010 10th Street, Modesto, CA, USA•Request for Proposal (RFP) | County of Stanislaus > Planning and Community Development Department | 10/8/2026 |
| Open | Mechanical Consulting Services - Standing Opportunity Island Health is seeking mechanical consulting services for all areas they service across Vancouver Island, British Columbia, with submissions accepted through Bids & Tenders. British Columbia, Canada•Request for Proposal (RFP) | British Columbia > Destination BC | 6/4/2027 |
| Open | Pest Control Management Consulting Services The Indianapolis Airport Authority is seeking a consultant for pest control management services under a lump-sum bid with electronic and paper response options. 7800 Col H. Weir Cook Memorial Drive, Indianapolis, IN, USA•Request for Proposal (RFP) | Indianapolis Airport Authority | 9/23/2026 |
| Open | Rosemont–Van Horne Corridor Preliminary Design Services The City of Montreal is seeking professional urban planning, architecture, and engineering services for preliminary design studies in the Rosemont–Van Horne viaduct corridor. Viaduc Rosemont-Van Horne, Montreal, QC, Canada•Request for Proposal (RFP) | Montreal > Service de l'approvisionnement | 10/6/2026 |
| Open | Pollution Prevention and Food Waste Reduction Consulting The State of Michigan is seeking environmental consulting services for a Pollution Prevention and Food Waste Reduction Technical Assistance Program. Michigan, USA•Request for Proposal (RFP) | Michigan | 9/16/2026 |
| Open | Strategic Planning Services Grey Bruce Public Health is requesting proposals for strategic planning services through an online-only submission process. Grey, ON, Canada•Request for Proposal (RFP) | County of Grey | 10/1/2026 |
| Open | Environmental Consulting Vendor of Record The City of Peterborough is seeking qualified environmental consulting firms for a 36-month Vendor of Record arrangement. Peterborough, ON, Canada•Request for Quote/Qualifications (RFQ) | City of Peterborough | 9/29/2026 |
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What is NAICS code 541690 (Other Scientific and Technical Consulting Services)?+
This industry comprises establishments primarily engaged in providing advice and assistance to businesses and other organizations on scientific and technical issues (except environmental).
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