NAICS 561611 - Investigation and Personal Background Check Services RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities

Browse open Investigation and Personal Background Check Services (NAICS 561611) 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 Investigation and Personal Background Check Services (NAICS 561611)

This U.S. industry comprises establishments primarily engaged in providing investigation, detective, and personal background check services.

StatusTitleBuyerDue Date
OpenBackground Investigation Services

The New York State Gaming Commission, on behalf of the State of New York, is seeking proposals for background investigation services under a five-year contract.

New York, USA•Request for Proposal (RFP)Minority-Owned BusinessService-Disabled Veteran-Owned Business
New York > Gaming, New York State Commission12/3/2026
OpenStatewide Security and Investigative Services

The Massachusetts Operational Services Division is seeking statewide contractors for security services, private investigative services, security assessments, surveillance and detection, and emergency response training under the FAC132 contract.

1 Ashburton Place, Boston, MA, USA•Request for Proposal (RFP)Small Business
Massachusetts > Operational Services Division2/11/2027
OpenBackground Investigation Services

The San Diego Metropolitan Transit System is seeking a contractor to provide background investigation services, including criminal, employment, education, credential, reference, credit, and civil records checks, for up to five base years and five option years.

1255 Imperial Avenue, San Diego, CA, USA•Request for Proposal (RFP)
San Diego Metropolitan Transit System11/12/2026
OpenCountywide Temporary Employment Services

Brevard County Board of County Commissioners is seeking temporary employment staffing services for countywide departments, including recruitment, screening, background checks, drug testing, payroll administration, and placement of workers in approximately 30 job categories.

Brevard County, FL, USA•Invitation for/to Bid (IFB/ITB)
Brevard County > Purchasing Services11/10/2026
OpenFY 2026 Special Attorneys Program

The U.S. Department of Justice's Bureau of Justice Assistance is offering cooperative-agreement funding of up to $3 million to eligible state, local, Tribal, and territorial prosecuting agencies for cross-designated prosecutors, criminal investigators, forensic accountants, analysts, and related investigative support staff.

United States•Grant
United States of America > JUSTICE, DEPARTMENT OF > Bureau of Justice Assistance10/28/2026
OpenForensic Pathologist and Autopsy Services

Riverside County is seeking forensic pathologist services for autopsies and related reporting in qualifying in-custody death cases, with an estimated 35–40 cases annually.

800 South Redlands Avenue, Perris, CA, USA•Request for Quote/Qualifications (RFQ)
Riverside County > Purchasing and Fleet Services > Riverside County Sheriff's Office > Coroner-Public Administrator Bureau11/3/2026
OpenNavajo Head Start Background Check Services

Navajo Head Start is requesting proposals for background check services for its program.

Navajo Head Start - Central Administration, Window Rock, AZ, USA•Request for Proposal (RFP)
Navajo Nation > Navajo Head Start12/1/2026
OpenAlternate Borough Prosecutor Services

The Borough of Pompton Lakes is seeking qualifications from attorneys or firms to provide alternate borough prosecutor services for calendar year 2027.

25 Lenox Avenue, Pompton Lakes, NJ, USA•Request for Quote/Qualifications (RFQ)
Borough of Pompton Lakes11/20/2026
OpenProfessional Search and Recruitment Services

The Housing Authority of Prince George's County is seeking a professional search and recruitment firm to provide executive, managerial, professional, technical, and specialized recruitment services.

9200 Basil Court, Upper Marlboro, MD, USA•Request for Proposal (RFP)Other
Housing Authority of Prince George's County10/28/2026
OpenWorkplace Investigative Services

The City of Camden is seeking a qualified pool of contractors, including sole practitioners, companies, and law firms, to perform workplace investigations and related services on an as-needed basis.

Camden, NJ, USA•Request for Proposal (RFP)
City of Camden10/27/2026
OpenVolunteer Background Check System Services

The City of Dallas is seeking a Level 1 background-check system service for volunteers.

Dallas, TX, USA•Invitation for/to Bid (IFB/ITB)
City of Dallas10/29/2026
OpenLaw-Enforcement Polygraph Examination Services

Chatham County is seeking qualified providers for as-needed law-enforcement polygraph examinations, including criminal investigations, administrative investigations, pre-employment screening, reporting, and related testimony or consultation.

Chatham County, GA, USA•Request for Proposal (RFP)
Chatham County > Purchasing and Contracting Department > Chatham County Police Department10/29/2026
OpenEmployee Background Check Services

The Pennsylvania Liquor Control Board is seeking a contractor to perform approximately 2,500 annual background checks for prospective employees, including criminal-record searches and electronic reporting.

Pennsylvania, USA•Invitation for/to Bid (IFB/ITB)
Pennsylvania > Pennsylvania Liquor Control Board > Purchasing and Contract Administration Division11/6/2026
OpenProfessional Audit and Support Services (PASS) Supply Arrangement

The Government of Canada is seeking suppliers to qualify for a Professional Audit and Support Services (PASS) Supply Arrangement, covering eight streams including internal audit, forensic audit, and external audit, with ongoing quarterly refresh periods.

Canada•Request for Proposal (RFP)Other
Government of Canada > Public Works and Government Services Canada7/31/2028
OpenDistrict 4 Security Services

The Arkansas Department of Transportation is seeking electronic bids for security services for District 4 under solicitation H-27-228K.

Arkansas, USA•Request for Proposal (RFP)
Arkansas > Department of Transportation-
OpenDrug Testing and Alcohol Screening Services

The City of El Paso is soliciting a contractor to provide drug testing and alcohol screening services, primarily for its Police Department, on an as-needed basis.

300 North Campbell Street, El Paso, TX, USA•Request for Proposal (RFP)
El Paso11/4/2026
OpenMedical, Drug Screening, and Psychological Evaluation Services

The Forsyth County Sheriff's Office is seeking proposals for comprehensive medical and drug screenings, psychological evaluations, fitness-for-duty assessments, critical-incident services, and related training and consultation.

Forsyth County, NC, USA•Request for Proposal (RFP)
Forsyth County > Procurement Department11/17/2026
OpenSecurity Guard and Patrol Services

Head Start of Greater Dallas, Inc. is seeking bids for security patrol services at agency locations in Dallas County, including nightly patrols, alarm response, reporting, and temporary armed or unarmed site security.

Dallas County, TX, USA•Invitation for/to Bid (IFB/ITB)
Head Start of Greater Dallas, Inc.3/2/2027
OpenCPA Investigative Reviewer Services

The Arizona Department of Administration is seeking CPA investigative reviewer services for the Arizona State Board of Accountancy under one or more single-agency contracts.

Arizona, USA•Request for Proposal (RFP)
State of Arizona > Accountancy Board10/28/2026
OpenSecurity Guard Services for Municipal Facilities

The City of Thunder Bay is requesting uniformed security services, including static guards, mobile alarm response, scheduled and on-call mobile patrols, foot patrols, and support for special meetings and incidents.

Thunder Bay, ON, Canada•Request for Proposal (RFP)
City of Thunder Bay10/29/2026
OpenAnnual Security Guard Services

The City of Visalia is seeking an annual contractor to provide unarmed security guard staffing, patrol, access control, and event support at transit facilities, parking structures, a water reclamation facility, and other city locations.

Visalia, CA, USA•Invitation for/to Bid (IFB/ITB)
City of Visalia > Purchasing Division11/17/2026
OpenDrug Testing and Electronic Monitoring Services

Medina County Adult Probation Department is seeking proposals for comprehensive drug testing and electronic monitoring services for individuals under departmental supervision.

Medina County, OH, USA•Request for Proposal (RFP)
Medina County > Adult Probation Department11/20/2026
OpenMunicipal Prosecuting Attorney Services

The City of Edmonds is seeking an attorney, law firm, or public law office to provide municipal prosecution services, including criminal and traffic matters, code enforcement, animal control, court appearances, diversion programs, and related legal support.

250 5th Avenue North, Edmonds, WA, USA•Request for Proposal (RFP)
Edmonds10/28/2026
OpenAttorney Services for Property Disposal

The U.S. Department of State is planning to procure attorney services to assist with the disposal of properties in Peshawar, Pakistan under a one-year base period with one option year.

Islamabad, Pakistan•Request for Proposal (RFP)
United States of America > STATE, DEPARTMENT OF > U.S. EMBASSY ISLAMABAD11/24/2026
OpenControlled-Substance and Alcohol Testing Services

The Florida Department of Transportation is seeking a vendor to manage controlled-substance and alcohol testing services for its commercial driver’s license holders and other employees and job applicants.

Florida, USA•Request for Proposal (RFP)
Tennessee > Central Procurement Office11/4/2026
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What is NAICS code 561611 (Investigation and Personal Background Check Services)?+

This U.S. industry comprises establishments primarily engaged in providing investigation, detective, and personal background check services.

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