XKL

XKL, LLC
Company type	Private
Industry	Telecommunications; Optical networking; Computer Networking
Founded	1991
Founder	Len Bosack
Headquarters	Redmond, Washington, U.S.A
Area served	Worldwide
Key people	Len Bosack and Sandra Lerner
Products	Darkstar Optical Network Hardware
Website	www.xkl.com

XKL, LLC is an American company that develops optical transport networking technologies.^[1] Founded in 1991 and based in Redmond, Washington, XKL is led by Cisco Systems co-founder Len Bosack.