  | Administration & Finance | This category will include all bids issued by the City Administrator, City Clerk, HR, and Finance. |
| | Fire | This category will include all bids issued by the Fire Department. |
| | Housing & Community Development | This category will include all bids issued by the Housing & Community Development Department, including Rental Housing, Lead Hazard Control, Code Enforcement and Building Inspections. |
| | Library | This category includes all bids issued by the Marshalltown Public Library. |
| | Parks & Recreation | This category will include all bids issued by the Parks and Recreation Department. |
| | Police | This category will include all bids issued by the Police Department. |
| | Public Works | This category will include all bids issued by the Public Works Department, including the divisions of Streets, Sewer Collection System, Water Pollution Control Plant, Transit, and Airport. |