Thomas P. Byrnes

Columbia Capital LLC (Columbia Capital) is a venture capital firm founded in 1989 by Dave P. Mixer. The firm is headquartered in Alexandria, Virginia.

TippingPoint NAC Solution engages in the provision of network access control and management solutions. The company was founded by Kate Tallman, Chris Gray, Seth Goldhammer, and Kaj Gronhold and is headquartered in Austin, TX.

British Telecom Plc provides telecommunication services. It offers broadband, phone lines, mobile phones, and IT services. The company offers telecom products and services for commercial purpose. British telecom is headquartered in London, UK

Level 3 Communications LLC operates as a communication service provider company. It offers a portfolio of voice, data and video services in addition to managed network services like security, network optimization, and communication co-location services. The company is headquartered in Broomfield, CO.

Muzicall Ltd. provides ringback tone services. It offers its services for mobile operators, corporates, charities, advertising and media companies. The firm offers ringback tone services for fun, business and advertisements. The company was founded in 2004 by Mark Collins and Richard Nigel Curzon Jackson and is headquartered in London, the United Kingdom.

Pepcom GmbH provides cable television services. It offers tariffs for internet and television usage, provides a customer service, and modems for the internet. The firm also offers a digital subscriber line speed test, helps customers in changing its provider and gives support services. The company was founded Paul Denkel and Heinz-Peter Labonte in August 2001 and is headquartered in Unterföhring, Germany.

Part of euNetworks Group Ltd., Lambdanet Communications Deutschland AG provides telecommunications and internet services. The company is based in Hannover, Germany. Markus Weiland has been the CEO of the German company since 2013. Lambdanet Communications Deutschland was acquired by euNetworks GmbH from 3U Holding AG on May 31, 2011 for $35.63 million.

TeraGate is the German specialist for corporate wide area networks based on fiber-optic technology. They network customers sites and provide network interconnects for customer computing centers at the speed of light with maximum capability. To do this, they employ Ethernet technology that has been proven throughout the world for decades in LANs. This line is ideal for medium-sized and large business customers who need, both nationally and internationally, high performance network with speeds of up to 10 Gbps. TeraGate AG is a company of Deutsche Bank Industrial Holdings GmbH, a wholly-owned subsidiary of Deutsche Bank AG, and EGORA Holding GmbH. Their headquarters is in Munich. Corporations such as Deutsche Bahn AG, Infineon Technologies AG and Deutsche Bank AG are already benefiting from their services.

Telekom Deutschland GmbH provides mobile communication services. It offers fixed network telephony, broadband Internet, mobile voice and data, and IPTV products and services. The firm's technologies for mobile data transmission include GPRS, EDGE, W-LAN, UMTS, and HSDPA. The company was founded in 1993 and is headquartered in Bonn, Germany.

Part of Global Voice Networks Ltd., euNetworks BV is a Dutch company that provides wired telecommunications services. The company is based in Amsterdam, Netherlands.

SUSI Partners AG is a Swiss-based investment manager that specializes in sustainable energy infrastructure investments. The private company is based in Zug, CH, and has a global presence of subsidiaries in several regions. The firm has EUR 1.9bn in capital commitments from institutional investors and focuses on private equity and credit opportunities across the energy transition spectrum. The Swiss company's investment strategy includes clean energy generation, energy efficiency measures, and solutions enabling clean energy use. SUSI Partners has a successful track record of more than 140 transactions in over 20 countries to date. The company was founded in 2009 by Otto von Troschke, Tobias Reichmuth. Marco van Daele has been the CEO of the company since 2017.

Deutsche Glasfaser Holding GmbH provides broadband services. It offers glass fiber, DG router, router, and speedtest. The company is headquartered in Borken, Germany.

Part of euNetworks Group Ltd., euNetworks DCH BV is a Dutch company that provides architectural services. The company is based in Amsterdam, Netherlands.

Part of euNetworks Group Ltd., euNetworks Data Centres BV is a Dutch company that provides data processing services. The company is based in Amsterdam, Netherlands.

Eunetworks Ireland-Private Fiber Ltd. provides data network services. It provides telephone voice and data communications services. The company is headquartered in Dublin, Ireland.

Part of euNetworks Group Ltd., Eunetworks SAS is a western European provider of bandwidth infrastructure services based in Paris, France. The French company enables the media community with high-speed bandwidth connections and dark fiber-based solutions. Eunetworks delivers scalable, fiber-based products and solutions to carriers, mobile operators, cloud compute, search & web, broadcasters, and law firms. The company's metro wavelengths bandwidth supports connectivity to over 510+ data centers, and their private connect infrastructure solution provides customers with the flexibility to own their own network and to keep physical access control. The CEO of the company is Richard Taylor.

euNetworks BV /BE/ is a telecommunications company based in Brussels, Belgium. The Belgian company provides telecommunications services. euNetworks BV /BE/ was founded in 2007 and is led by CEOs Brady Reid Rafuse and Richard Taylor.

euNetworks Fiber UK Ltd. provides Internet and data services through fiber optic networks. It also offers bandwidth infrastructure services. The company was founded in 2003 and is headquartered in London, the United Kingdom.

VMCEE BV engages in the provision of mobile virtual network operating services. It offers its digital products through inline and traditional retail channels. The company was founded by Jay Metcalfe and Peter Langkilde and is headquartered in Amsterdam, the Netherlands.

Globalways AG provides data processing and hosting services. It offers internet, location networking, data center coupling, and telephony services. The company was founded by Johannes Pichler, Wolfgang Kaufmann and Markus Binder in 2001 and is headquartered in Stuttgart, Germany.

Part of United Internet AG, Drillisch Online GmbH is a leading provider of cheap and innovative mobile phone solutions. The company is based in Maintal, Germany and offers attractive tariff models online with a convincing price/performance ratio. Different positioned brands under the roof of Drillisch Online offer the optimal tariff for each user and a large selection of current smartphones. The CEOs of the German company are Justus von Bergmann, Robin Harries, Heiko Hambückers.

euNetworks Holdings Ltd. is engaged in providing bandwidth infrastructure services. It offers DC and cloud connect, flexwave, managed opticals, eutrade, and open line system solutions. The firm’s products include dark fibre, Ethernet, internet, colocation, and metro wavelength. The company serves to the wholesale, finance, media, mobile, and data centre industries. euNetworks Holdings was founded on September 4, 2014 and is headquartered in London, the United Kingdom.

Part of Stonepeak Partners LP, euNetworks Holdings 2 Ltd is an investment holding British company. The company is based in London, UK and was founded in 2017.

euNetworks Group Ltd. provides bandwidth infrastructure services. It delivers scalable, fibre based products and solutions to wholesale, finance, content, media, data centre and enterprise segments. The firm?s solutions include dc connect, euSpectrum, euTrade, wavelength exress, cloud connect, managed optical, and remote peering. The company was founded by Noel Meaney in 2002 and is headquartered in London, the United Kingdom.

Stellium Datacenters Ltd. owns and operates a data center campus that offers an enterprise-level cloud services. The company is headquartered in London, the United Kingdom.

Part of Deutsche Glasfaser Holding GmbH, Deutsche Glasfaser Business GmbH is a German company that provides fiber optic connections for businesses. The company is based in Borken, Germany. The CEOs of the company are Uwe Markus Nickl, Joan F. Nieuwenhuis, Jens Müller. The company offers customer support through phone, email, and contact form. The company also has a referral program where customers can recommend their friends and receive up to 70€ as a reward. The company provides answers to frequently asked questions about fiber optic connections and their products on their website.

Delta Partners Growth Fund II (Carry) General Partner Ltd. operates as an investment fund. The private company is based in George Town, Cayman Islands.

Founded in 2017, part of Eunetworks Holdings 4 Ltd., Eunetworks Holdings 3 Ltd. provides wired telecommunication services. The company is based in London, UK.

Citadel 100 Datacenters Ltd. owns and operates datacenters. The company is based in Dublin, Ireland. The Irish company was founded by Noel Meaney. Noel Meaney has been the CEO since incorporation and ultimately controlled by the Government of Croatia.