Gasvoda & Associates, is proud to offer the finest equipment and service available for the water and wastewater industries.  Whether for municipal or industrial applications, GAI represents the technology to suit the project requirements.  All products are backed by the most trusted service in the industry.

Founded in 1983 by Jerry Gasvoda, GAI has grown to a staff of more than 30 professionally trained "Industry Experts" ready to serve your equipment needs.

Gasvoda & Associates, Inc. familiarly known as “GAI”, has been the Midwest’s most respected manufacturer's representative in our industry.  The sales, service, and training facility is located in the heart of the Illinois’ office assigned territory, just 20 miles south of downtown Chicago. 


At Gasvoda and Associates we are proud to present from our partner Grundfos online pump training. Please click the image, or click this link here to get free online training for Grundfos pumps.


Gasvoda & Associates, Inc. including its division of William / Reid LTD covers the territories below within Illinois, Indiana, Wisconsin and Michigan UP.  

If you are located in the William / Reid LTD territory denoted below by WR, please click on that area to be taken to that web site.


Reach Us

1530 Huntington Drive 
Calumet City, IL 60409
Locate Us

Ph: 708-891-4400
After Hours: 708-259-0633
Fax: 708-891-5786


If located in Wisconsin or Michigan UP

Ph: 888-272-1722

Fax: 262-255-7495

Website: William Reid



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