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The Professional, Scientific, and Technical Services sector comprises establishments that specialize in performing professional, scientific, and technical activities for others. These activities require a high degree of expertise and training. The establishments in this sector specialize according to expertise and provide these services to clients in a variety of industries and, in some cases, to households. Activities performed include: legal advice and representation; accounting, bookkeeping, and payroll services; architectural, engineering, and specialized design services; computer services; consulting services; research services; advertising services; photographic services; translation and interpretation services; veterinary services; and other professional, scientific, and technical services. This sector excludes establishments primarily engaged in providing a range of day-to-day office administrative services, such as financial planning, billing and recordkeeping, personnel, and physical distribution and logistics. These establishments are classified in Sector 56, Administrative and Support and Waste Management and Remediation Services.

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Showing 4851–4900 of 5937 bids that are currently: Active.

Denotes bidding opportunities that have been amended

Virginia - US Due Date
Sources Sought for Combined Air Operations Mission
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 08, 2026
The Radford Army Ammunition Plant (RFAAP) Acid Farm Storage Tanks
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 30, 2026
Worldwide Environmental Engineering Services
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 14, 2026
Systems Engineering Support (A Dept)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 16, 2026
Island Flyback Pad 30% Design Services
54 - Professional, Scientific, and Technical Services
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Apr. 30, 2026
IDIQ CONTRACT FOR MULTI-DISCIPLINE ARCHITECT-ENGINEER SERVICES FOR RENOVATION\/REPAIR OR NEW CONSTRUCTION OF FACILITIES WITH SECURED SPACES
54 - Professional, Scientific, and Technical Services
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May. 01, 2026
Corporate: PEPCO Forestville Service Center Phase 1 - Surveying
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 07, 2026
Corporate: PEPCO Forestville Service Center Phase 1 - Testing and Inspections \/ Special Inspections
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 07, 2026
Professional Mechanical and Electrical Engineering Services
54 - Professional, Scientific, and Technical Services
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Apr. 23, 2026
Stormwater Environmental BMP Maintenance and Inspection
54 - Professional, Scientific, and Technical Services
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Apr. 17, 2026
Capital maintenance services
54 - Professional, Scientific, and Technical Services
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Apr. 24, 2026
Engineering Support Services
54 - Professional, Scientific, and Technical Services
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Apr. 17, 2026
USA: Well Network Water Testing Service Contract
54 - Professional, Scientific, and Technical Services
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Apr. 10, 2026
Personnel Administration Services
54 - Professional, Scientific, and Technical Services
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Apr. 09, 2026
Fire Training Facilities Maintenance
54 - Professional, Scientific, and Technical Services
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Apr. 10, 2026
Screening Equipment Deployment Services (SEDS) Checked Baggage (CB)
54 - Professional, Scientific, and Technical Services
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May. 15, 2026
GENERAL ARCHITECTURE & ENGINEERING SERVICES
54 - Professional, Scientific, and Technical Services
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Apr. 29, 2026
Design, Creation, and Placement of a Mural
54 - Professional, Scientific, and Technical Services
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May. 12, 2026
Ambulance Billing Services
54 - Professional, Scientific, and Technical Services
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Oct. 28, 2042
Personal Assistance Services (PAS) for Payroll Services
54 - Professional, Scientific, and Technical Services
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Apr. 30, 2026
WATER SYSTEM \u2013 BILLING OPERATION & MAINTENANCE SERVICE
54 - Professional, Scientific, and Technical Services
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Apr. 09, 2026
BOE Audit\/Findings
54 - Professional, Scientific, and Technical Services
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Apr. 16, 2026
Audit Services
54 - Professional, Scientific, and Technical Services
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Apr. 06, 2026
Annual Financial Auditing Services
54 - Professional, Scientific, and Technical Services
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Apr. 13, 2026
FINANCIAL ADVISORS
54 - Professional, Scientific, and Technical Services
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Apr. 19, 2026
Financial Underwriting Services
54 - Professional, Scientific, and Technical Services
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Apr. 14, 2026
Audit Services
54 - Professional, Scientific, and Technical Services
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Apr. 22, 2026
Legal Notices Advertisements
54 - Professional, Scientific, and Technical Services
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Apr. 06, 2026
Strategic Marketing and Advertising Campaign Management Consulting Services
54 - Professional, Scientific, and Technical Services
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Apr. 20, 2026
Marketing Strategy and Project Management Consultancy
54 - Professional, Scientific, and Technical Services
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Apr. 08, 2026
Marketing Consulting Services
54 - Professional, Scientific, and Technical Services
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Apr. 27, 2026
Program Executive Office, Defense Healthcare Management Systems (PEO DHMS), Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
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Jun. 23, 2026
Program Executive Office, Defense Healthcare Management Systems (PEO DHMS), Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
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Jun. 23, 2026
Program Executive Office, Defense Healthcare Management Systems (PEO DHMS), Commercial Solutions Opening (CSO)
54 - Professional, Scientific, and Technical Services
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Jun. 23, 2026
Health Care Delivery System (HCDS) Electronic Health Record Follow-on (MHS GENESIS)
54 - Professional, Scientific, and Technical Services
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Aug. 30, 2026
Customer Care Prototyping - Commercial Solution Opening (Notice of Availability)
54 - Professional, Scientific, and Technical Services
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Nov. 04, 2026
Health Care Delivery Solutions (HCDS) Electronic Health Record Follow-on (MHS GENESIS)
54 - Professional, Scientific, and Technical Services
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Aug. 30, 2026
Customer Care Prototyping - Commercial Solution Opening (Notice of Availability)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Nov. 04, 2026
Health Care Delivery Solutions (HCDS) Electronic Health Record Follow-on (MHS GENESIS)
54 - Professional, Scientific, and Technical Services
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Aug. 30, 2026
Health Care Delivery Solutions (HCDS) Electronic Health Record Follow-on (MHS GENESIS)
54 - Professional, Scientific, and Technical Services
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Aug. 30, 2026
Digital Transformation Products and Services
54 - Professional, Scientific, and Technical Services
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Apr. 17, 2026
Housing Authority with IT support and setup
54 - Professional, Scientific, and Technical Services
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Apr. 27, 2026
RFI for HRD AI Tools and Automations
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 17, 2026
Systems Integration for the Over Height Vehicle Detection System Plus
54 - Professional, Scientific, and Technical Services
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Apr. 14, 2026
Information Technology Systems
54 - Professional, Scientific, and Technical Services
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Apr. 09, 2026
Professional Managed Services
54 - Professional, Scientific, and Technical Services
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Apr. 28, 2026
Brivo Access Control Badge Readers Upgrade
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 12, 2026
Computerized Maintenance Management System (CMMS) Replacement
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
May. 01, 2026
Commercial Building Automation System, Non-Proprietary Replacement
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 23, 2026
Cybersecurity Maturity Model Certification Third-Party Assessment Organization Services (C3PAO)
54 - Professional, Scientific, and Technical Services
(to see the full NAICS category code login  or  upgrade)
Apr. 17, 2026

Showing 4851–4900 of 5937 bids that are currently: Active.