ClimbTek is the premier articulating ladder manufacturer. Our ladders have been engineered for longevity, safety, security and cost effectiveness. ClimbTek uses materials designed for strength and reliability. ClimbTek ladders deliver reliable service for many years by providing the user with a top quality product. Our continuous in-house testing program, assures that your ClimbTek ladder has met stringent quality control standards and meets or exceed the standard set by underwriters Laboratories (UL), American National Standards Institute (ANSI) and carries the OSHA label.