Welcome to Chicago Clamp Company

Chicago Clamp Company’s patent-pending Chicago Clamp Systems® provide structurally sound and cost-effective solutions for your roof opening and joist loading projects.

These three unique Chicago Clamp Systems® are engineered and tested with known load capacities and distributions and offer versatile, reliable, and affordable solutions for joist and beam projects.

Frames roof openings and
supports loads above or
below roof deck.

Enables simple, quick
installation of hanging loads
between joists.

Redistributes loads on
lower joist chords, helping
apply mid-span forces to
panel points.

Chicago Clamp Systems® shown above in custom colors

NOTE: Modification or additional loading of any structure must be reviewed by a structural engineer. Each Chicago Clamp Systems® (CCS) application must be selected under direction and installed under supervision of a structural engineer. CCS does not increase load capacity of any structure. Chicago Clamp Company (CCC) takes no responsibility for the load capacity of any building. Only use components provided by CCC.