Purchasing Section

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Attention iconNO PUBLIC BID OPENINGS HELD AT THE IOWA DOT UNTIL FURTHER NOTICE

No public bid openings will be held at the Iowa DOT’s Administration Building until further notice due to COVID-19. Bid results will be available on-line once the responses have been opened and tabulated. Please contact the purchasing agent assigned to the solicitation with any questions.

General Purchasing Phone Number: 515-239-1310


Director of Purchasing: Renee R. Shirley

Phone: 515-239-1578
Email: renee.shirley@iowadot.us


Purchasing Agents and their assigned commodities

Jody McNaughton
Senior purchasing agent
Phone: 515-239-1298
Email: jody.mcnaughton@iowadot.us

  • Building & general facility construction (non road)
  • Hoop Storage Buildings

Carrie May
Senior purchasing agent
Phone: 515-239-1168
Email: carrie.may@iowadot.us

  • IT hardware/software
  • IT consulting services and contracts
  • GIS systems
  • Network copiers, fax machines
  • Software as a Service (SaaS)

Zachary Gillen
Senior purchasing agent
Phone: 515-239-1347
Email: zachary.gillen@iowadot.us

  • Adaptive traffic signal systems
  • Dynamic message signs
  • Fleet vehicles
  • Intelligent transportation systems/fiber optics
  • IT consulting services and contracts
  • Light, medium, and heavy duty trucks
  • Portable GPS devices
  • Road maintenance and snow removal equipment
  • Snow removal/mowing services
  • Survey Equipment
  • Tractors, mowers, mowing equipment
  • Trailers

Rhonda Ruark
Senior purchasing agent
Phone: 515-239-1285
Email rhonda.ruark@iowadot.us

  • Building and facility renovations (general construction)
  • Herbicides
  • Modular office systems
  • Road aggregates
  • Roadside vegetation/seeds
  • Rock salt (highway de-icing)
  • Specialized training
  • Traffic paint and reflectorizing spheres (beads)


Jean Gustafson
Senior purchasing agent
Phone: 515-239-1173
Email: jean.gustafson@iowadot.us

  • Automotive test equipment
  • Cell phones/two-way radios
  • Cutting edges (snow plow blades)
  • Fuel
  • Lamps, luminaries-automotive, house
  • Large power equipment and power tools
  • License plates raw material
  • LP gas
  • Petroleum products
  • Lamps, automotive & house
  • Repair parts and maintenance items (auto, truck, road, snow removal equipment, and mowers)
  • Traffic signals and supplies

David Doolittle
Purchasing agent
Phone: 515-239-1374
Email: david.doolittle@iowadot.us

  • Commercial printing & printed items
  • Enforcement uniforms and clothing
  • Hardware items, electrical, batteries, and general shop supplies
  • Janitorial and housekeeping supplies
  • Mechanic uniform rentals
  • Office supplies
  • Parts washer services
  • Photography supplies
  • Publications
  • Safety and environmental supplies and PPE

Julie Randall
Purchasing agent
Phone: 515-239-1572
Email: Julie.randall@iowadot.us

  • Construction projects
  • Central inventory warehouse – miscellaneous items


Julie Brown
Purchasing agent
Phone: 515-239-1892
Email: julie.brown@iowadot.us

  • Central inventory warehouse — miscellaneous items
  • Engraving
  • Janitorial services
  • Persons with disabilities windshield placards
  • Paint and paint supplies


Tiffany Stupp
Purchasing agent
Phone: 515-239-1429
Email: tiffany.stupp@iowadot.us

  • Auction services
  • Central inventory warehouse — miscellaneous items
  • Calcium chloride
  • Lab supplies (small)
  • Light poles