The Office of Procurement Services is comprised of the following units:
- State Purchasing assists state agencies with the procurement of supplies and services through competitive selection and negotiated contracts.
- Information Technology Procurement Services assist state agencies with the procurement of IT related supplies and services through competitive selection and negotiated contracts.
- Cooperative Purchasing extends the benefit of state contract pricing to participating political subdivisions, such as local governments, schools and universities.
- Office of Procurement from Community Rehabilitation Programs helps state agencies purchase supplies and services from work centers that employ people with disabilities.