One Source Certified Contractors

Ensure contractors have been checked to a higher standard.

Your People. Our Priority.®


Applicant Screening

Comprehensive background check & employment screening.

Your People. Our Priority.®


Tenant Screening

Fill your vacancies with the right tenants.

Your People. Our Priority.®


Volunteer Screening

Tailored background checks for non-profit organizations.

Your People. Our Priority.®

Over 30

Years providing background screening services


Applicant searches per year


Search accuracy rate


States served


48 Hour Turnaround Time


We have enjoyed our partnership with One Source for over 10 years now. They bring a high level of account dedication and customer support that sets them apart from competitors.

Kim SindelarHuman Resources Manager, Hayneedle

I prefer One Source to any other background check company I’ve worked with. They are quick to respond to any requests and questions we have. I also appreciate how they call to discuss any unusual situations before proceeding. It’s a true partnership when you work with One Source.

Amanda PattrinSr. Human Resources Consultant, Securities America Inc.

I’m a small business owner. When working with One Source, I’m treated as though I am their largest and most important client. Their knowledgeable and friendly staff always have the answers to my questions.

Mike PonecFranchise Owner, Vic’s Corn Popper

One Source continues to “wow” us by going the extra mile with every request, and their improvements to the security features in our background checks and policies is invaluable.

Suzanne HinceExecutive Director, Teammates Mentoring Program

One Source is the most comprehensive, professional and dependable company that I’ve worked with. They continue to amaze me with their easy-to-use products and quick turnaround times.

Dick DimonSafety Coordinator, Hiland Dairy

One Source’s ability to adapt and respond to the unique needs of our school districts has been superb. Administrators are particularly satisfied with the easy online access and rapid turnaround time for results.

Terry VoyDirector, School Transportation Programs & Services, Iowa Association of School Boards