Latest issueTuesday, September 29, 2026
9 deals · Updated Tue, Sep 29, 2026 at 3:15 PM PDT·Full deal sheet
Add-on·Business Services/HR / Staffing·September 29, 2026

AGS American Glass Services closes Mark Industries acquisition

Mark provides fabrication and installation of commercial glass systems for warehouse, office, and retail buildings throughout the greater Chicago area, extending AGS's footprint into the Chicago metropolitan market.

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BuyerAGS American Glass Services
TargetMark Industries
SponsorThe Sterling Group
SellerJosh Cunningham
TypeAdd-on
IndustryBusiness Services
Sub-sectorHR / Staffing

AGS American Glass Services, a portfolio company of The Sterling Group, acquired Mark Industries, a commercial glazing contractor based in Elgin, Illinois. Mark provides fabrication and installation of commercial glass systems for warehouse, office, and retail buildings throughout the greater Chicago area, extending AGS's footprint into the Chicago metropolitan market.

The deal also brings a tenured glazier workforce and long-standing local customer relationships.