Digium

DigiumĀ®, Inc., the AsteriskĀ® Company, created, owns and is the innovative force behind Asterisk, the most widely used open source telephony software. Since its founding in 1999 by Mark Spencer, Digium has become the open source alternative to proprietary communication providers, with offerings that cost as much as 80 percent less.

Digium offers Asterisk software free to the open source community and offers Switchvox, Digium's Unified Communications solution to power a broad family of products for small, medium and large businesses. The company's product line includes a wide range of telephony hardware and software to enable resellers and customers to implement turnkey VoIP systems or to design their own custom communications solutions. At Digium, we're changing the way businesses communicate.


Ownership

Digium is a privately held company. Investors include Digium employees, Matrix Partners, Tenaya Capital and ADTRAN. Matrix Partners is a premier venture capital firm that has generated outstanding returns for over three decades. The firm has delivered several of the industry's top performing funds of all time. Matrix Partners is headquartered in Waltham, Mass., and has offices in Menlo Park, CA, Mumbai, India and Beijing, China. Matrix Partners invests in consumer Internet, software, mobile, communications and systems ventures. Tenaya Capital is a leading venture capital firm with offices in Woodside, California, and Boston, Massachusetts. Founded in 1995 as Lehman Brothers Venture Partners, Tenaya became an independent firm in 2009. Over the years Tenaya has raised five funds representing over $1 billion of committed capital, investing it in a wide range of high-growth technology companies including software, consumer Internet, communications, IT infrastructure and electronics.