Joseph J. Duffy Company

Building Your Building

general contractors. construction managers. design - builders.

Current Projects

  • Trianon Lofts
  • Ekstam Assisted Living
  • Hope Manor- Joliet
  • Montclare Senior Residences SLF of Lawndale
  • Azpira Place of Lake Zurich SLF

Past Projects

  • Sangamon Terrace Apartments
  • Milwaukee Avenue Apartments
  • West Humboldt Place
  • Mayslake Center II Apartments
  • FSCSC - Administrative Office Addition


  • Applegate & Thorne-Thomsen
  • Volunteer of America Illinois
  • Harley Ellis Devereaux (Formerly Environ/Harley Ellis)
  • Pathway Senior Living
  • Worn Jerabek Architects, P.C.

Joseph J. Duffy Co. is a Chicago, IL  based construction business that specializes in multi-unit residential projects in the Northern IL region

Whether a building needs renovation or is still in the creative design stages, Joseph J. Duffy Co. can help. Since our start in 1923, both our history and reputation allow us to stand out among other construction companies in the Chicago Metro area. Our approach is honest, but adaptable to suit your needs. We work with you towards the common goal of safely meeting and exceeding your goals.

When comparing construction companies, make sure to consider our list of clientele.

We have a strong portfolio in addition to an inventory of satisfied clients that can vouch for any of our Chicago, IL construction projects. We are constantly taking on new clients in addition to starting new projects with returning clients, which demonstrates how Joseph J. Duffy Co. has maintained its status in the industry for decades. Our customers are loyal and know we will serve them in a fiscally respectable manner with the quality required.

Please explore the Joseph J. Duffy Co.’s website for more information about its history, experience, approach and projects. We invite you to learn more about what makes us better than other construction companies in Chicago and its surrounding areas of Illinois, Indiana, and Wisconsin.