SDI SECURITY INC

Addresses: 2907 S WABASH AVE 200, CHICAGO, IL 60616
PO BOX 16739, CHICAGO, IL 606160739
PO BOX 6952, CHICAGO, IL 60680
Service: BUILDING SECURITY
Total reported: $1,089,473
Website: Find website (990s don't list vendor websites; this searches DuckDuckGo)

Who paid them

Year	Organization	Service	Location	Paid	Filing
2020	INTERNATIONAL UNION OF OPERATINGENGINEERS LOCAL 399 BUILDING CORP	BUILDING SECURITY	CHICAGO, IL	$147,108	view original ↗
2019	INTERNATIONAL UNION OF OPERATINGENGINEERS LOCAL 399 BUILDING CORP	BUILDING SECURITY	CHICAGO, IL	$139,600	view original ↗
2018	INTERNATIONAL UNION OF OPERATINGENGINEERS LOCAL 399 BUILDING CORP	BUILDING SECURITY	CHICAGO, IL	$132,124	view original ↗
2017	INTERNATIONAL UNION OF OPERATINGENGINEERS LOCAL 399 BUILDING CORP	BUILDING SECURITY	CHICAGO, IL	$121,310	view original ↗
2016	INTERNATIONAL UNION OF OPERATINGENGINEERS LOCAL 399 BUILDING CORP	BUILDING SECURITY	CHICAGO, IL	$122,120	view original ↗
2015	INTERNATIONAL UNION OF OPERATINGENGINEERS LOCAL 399 BUILDING CORP	BUILDING SECURITY	CHICAGO, IL	$106,819	view original ↗
2014	INTERNATIONAL UNION OF OPERATINGENGINEERS LOCAL 399 BUILDING CORP	BUILDING SECURITY	CHICAGO, IL	$104,749	view original ↗
2013	INTERNATIONAL UNION OF OPERATINGENGINEERS LOCAL 399 BUILDING CORP	BUILDING SECURITY		$104,234	view original ↗
2012	INTERNATIONAL UNION OF OPERATINGENGINEERS LOCAL 399 BUILDING CORP	BUILDING SECURITY	CHICAGO, IL	$111,409	view original ↗

Grouped by normalized name; different firms with identical names appear together. Check the addresses.