• Abloy

• Abus

• Adams Rite

• Advanced Diagnostics

• Auto Security Products (ASP)

• CCL
• Codelocks

• Compx

• Detex

• Door Guardian

• Dorma

• ESP/Hudson Lock
• Folger Adam
• Framon

• Frontline Defense Systems

• Grobet

• HPC

• Ives

• JMA

• Keedex

• KSP

• Kwikset

• Latchgard

• Locinox

• Major Mfg.

• Medeco

• Norton

• PDQ

• Pro-Lok

• Rutherford Controls Inc (RCI)

• Sargent & Greenleaf (S&G)

• Securitron

• Slide-Co (Prime-Line)

• Strattec

• Timberline

• Von Duprin

• Weiser

• Alarm Lock

• American Padlocks

• Amsec

• Arrow

• ASSA

• Best
• Bommer Industries

• Chicago Lock

• Command Access

• Corbin-Russwin

• Don-Jo

• Door Scope

• Falcon

• Fort Lock Co.

• GMS

• HES/Hanchett Entry Systems

• High Tech Tools

• Ilco

• Kaba-Access 

• Keyline
• Kidde (Supra)

• LAB

• LCN
• Lockey
• Lucky Line

• Master Lock Company

• National Cabinet Lock

• Olympus Lock
• Pemko

• Rofu

• Sargent

• Schlage

• Simplex (Kaba-Access)

• Stanley Security Solutions

• Supra (Kidde)

• Trimco

• WedgeCo

• Yale