El Dorado Ventures El Dorado Ventures


  • Algety

    Algety markets a line of ultra long-haul DWDM systems based on soliton technology.

    Acquired by Corvis
  • Cyras Systems Linthicum, MD

    Developer of a multi-service optical switch.

    Acquired by Ciena (CIEN)
  • Edgewater Networks Santa Clara, CA

    Edgewater Networks develops networking and security products that ensure the secure and reliable delivery of IP based voice and video for service providers and enterprises.

  • Efficient Networks Munich, Germany

    Provider of DSL networking technology and equipment.

    Acquired by Siemens (SI)
  • Entrisphere Stockholm, Sweden

    Entrisphere provides a fiber broadband access platform to incumbent carriers.

    Acquired by Ericsson (ERIC)
  • Grain Communications Sarasota, FL

    Grain Communications Group, Inc. (GCGI) is a premier tower company with collectively over one hundred years experience in the wireless industry. The company specializes in providing tower solutions for federal, state, and local government wireless systems.

  • iBeam

    iBEAM provides streaming media services.

    Public (IBEM)
  • IPCell

    IPCell provides a line of IP telephony software.

    Acquired by Cisco Systems (CSCO)
  • NetCentrex

    NetCentrex provides a line of Converged IP Communications products centered around IP Telephony and IP Centrex.

    Acquired by Comverse (CMVT)
  • Picolight

    Picolight has the broadest line of VCSEL-based optical components in the market.

    Acquired by JDS Uniphase (JDSU)
  • Telaxis Communications

    Producer of millimeter wave components and systems for products in the communications industry.

    Public (TLXS)
  • Tower Cloud St. Petersburg, FL

    Tower Cloud is focused on the delivery of reliable and cost efficient mobile backhaul services to wireless carriers nationally.