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Finance & Administrative Services  
Purchasing Division

Lake County invests $186 million each year on various goods and services including equipment, products, supplies, and services ranging from small to big purchases. In addition, the County has multi-million dollar construction projects including roads and buildings where products and services are needed. For example, the County Board recently approved a $100 million Courthouse Expansion Project which includes construction of a new nine-story court tower in Waukegan.


Types of Purchases 

Invitations for Bids (IFB)
- For purchases of goods and commodities more than $30,000. Requires legal advertising and a formal, official opening of bids; Contract awarded to lowest responsive and responsible bidder.
Requests for Proposals (RFP) - For purchase of professional services, for example: equipment maintenance, consulting, engineering, janitorial; Contract awarded to most qualified vendor.
Requests for Quotes (RFQ) - For various purchases under $30,000 using a purchase order, or credit card; Obtain quotes from vendors.
1. Get Registered. 2. Get the Business. 3. Get Paid.
1. Register your company.

2. Submit bids/proposal/quote for your products and services.  Lake County Purchasing will review and evaluate, and make a recommendation.  If selected, enter into a contract with the County. 
3. Issue invoices for goods and services; The County will make payment within 30 days from the date the invoice was received. 
* The Lake County Procurement Ordinance must adhere to State procurement laws which require competitive solicitation of products and services above a certain dollar amount.  Read the ordinance at  Payments must be made in accordance with the Illinois Prompt Payment Act.