Empowering Excellence

Middleton Associates: Your Partner in Success

Continuous Improvement

Benefit from our commitment to continuous improvement, as we evolve and adapt our services to meet the changing needs of your business and industry.

Timely Delivery

We are committed to delivering projects on time and within budget. Our efficient project management processes and dedicated team ensure timely completion of all tasks and milestones.

Expertise and Experience

With years of industry experience and a team of skilled professionals, Middleton Associates brings expertise to every project, ensuring high-quality results and client satisfaction.

Middleton Associates: Innovating Solutions, Building Futures

Middleton Associates Incorporated is a multiple discipline firm providing and coordinating professional services related to planning and construction of new and existing facilities throughout Illinois. Services include: Architectural Design and Development, Site Planning, Historic Documentation, Historic Renovation, Energy Management, Health/Life Safety/Accessibility, On Site Inspection Services, Construction Documents Production, and Contract Administration.

The firm has a varied background accomplished over fifty years of practice. Our range of experience encompasses many categories or project types for several Owner/Contractor arrangements, including conventional competitive bidding, negotiated contracts, design build contracts, construction management and Owner implemented work for private Owners, public bodies, nonprofit organizations, and institutions.


Keith Middleton founded the firm in 1954, working primarily in the area of educational, commercial, and residential facilities. Early commissions included consulting work for educational facilities designed by others. By 1960 the firm had expanded to include associates, and work grew to include major commercial, educational, religious, healthcare, and office projects throughout Illinois. The current principals incorporated in 1972.

Our Construction Services

Architectural Design Services

Coordinated Consulting Services


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(309) 452-1271


(309) 454-8049



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