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Doing Business with DPL

Michigan Intergovernmental Trade Network (MITN)

The Detroit Public Library uses the MITN Purchasing Group to post and make available bids and solicitations to interested vendors.

Michigan Intergovernmental Trade Network (MITN)

Vendors interested in doing business with the Detroit Public Library (DPL) should register to receive direct access to Invitation for Bids, Request for Proposals, quotes, addenda and awards on the Michigan Intergovernmental Trade Network website. For technical support or questions on using the MITN Bid System please call (800) 835-4603.

MITN is a centralized web-based system that provides a single point of contact and broader access to new business opportunities throughout our region.

The system provides the following benefits:

  • 24-hour access to business opportunities
  • Notification based upon the vendors designated product or service
  • More reliable and timely delivery of notifications and documents
  • Vendor managed registration system

Tips to be successful in the public sector:

  • Thoroughly read and follow instructions to bidders
  • Submit a complete bid or proposal response
  • Be competitive
  • Be on time (late bids are NOT accepted)

Current Bids

IFB-TL-2167

Project Overview

Invitation for Bid: Exterior Painting at Detroit Public Library Service Building

Issue Date
08/27/2025
Bid Number
IFB-TL-2167
Due Date
09/18/2025
Bid Details

IFB-TL-2166

Project Overview

Invitation for Bid: Replacement of Peerless Steam Boiler for Monteith Branch Library

Issue Date
08/27/2025
Bid Number
IFB-TL-2166
Due Date
09/19/2025
Bid Details

RFP-TL-2164

Project Overview

Request for Proposal: Design, Supply, and Install Upgraded Auditorium AV System for Detroit Public Library Main Branch

Issue Date
08/14/2025
Bid Number
RFP-TL-2164
Due Date
09/12/2025
Bid Details

Resources