Daniel Marinberg

Horizon Cellular Telephone Co. LP owns and operates cellular telephone systems. The private company is based in Malvern, PA and has subsidiaries in the United States. The company was founded by Alexander L. Gellman.

AirGate PCS LLC provides wireless telecommunications services.

ExteNet Systems, Inc. owns, manages and operates indoor and outdoor distributed networks. It offers node and fiber network monitoring, base transceiver station hub security monitoring, advanced remote diagnostics, network event notification and resolution, trouble ticketing, scheduled maintenance, and network health reporting services. The company was founded by Ross W. Manire and Eric Lekacz in 2002 and is headquartered in Lisle, IL.

Vertical Bridge REIT LLC is a private company that acts as a Real Estate Investment Trust/REIT. The company is based in Boca Raton, FL. The company was founded in 2014 by Michael J. Belski, Bernard A. Borghei, Alexander L. Gellman. Ronald G. Bizick has been the CEO of the company since 2023.

SpectraSite Communications, Inc. provides wireless telecommunication services. It also develops and manages build-to-suit tower networks and provides site acquisition and site management services for wireless communication companies. The company was founded in 1997 and is headquartered in Cary, NC.

Part of SpectraSite Communications, Inc., SpectraSite Transco Communications SAS provides wireless infrastructure solutions. The company is based in Paris, France.

Skyhook Holding, Inc. provides wireless location solutions. It provides wireless location products, services, devices and solutions to support the wireless location needs. The firm offers services such as network and hybrid location solutions, traffic alerts, turn-by-turn directions and directory assistance to wireless carriers and enterprises. The company was founded by Louis A. Stilp in 1992 and is headquartered in Berwyn, PA.

Sonitrol Corp. engages in manufacturing and marketing of electronic security products for commercial, industrial and institutional clients in North America. It offers audio intrusion detection systems; access control systems; video surveillance solutions; and fire detection products, including smoke and heat detection, water flow and sprinkler monitoring, temperature monitoring, elevator recall, voice evacuation system, and duct detection solutions. The company was founded by Robert W. Baxter on June 16, 1960 and is headquartered in Berwyn, PA.

SkyBitz, Inc. engages in the provision of end-to-end asset management solutions for businesses. It offers trailer and asset tracking, tank monitoring, petroleum dispatch and delivery, and fleet management. The company was founded in 1992 and is headquartered in Herndon, VA.

Global Tower LLC owns, manages and master leases antenna sites on towers and commercial real estate rooftops. The company was founded on September 8, 2003 and is headquartered in Boston, MA.

Young Presidents' Organization, Inc. is a global leadership community of over 30,000 chief executives from 142 countries. The non-profit company is based in Irving, TX and has a global presence of subsidiaries in several regions. The company's mission is to help its members become better leaders and better people. The company was founded in 1950 by Ray Hickok, Khalid Mohamed Jassem Kanoo. Thayer Smith has been the CEO of the company since 2007.

SunCom Wireless, Inc. operates as a provider of digital wireless communications services. It offers switched interconnection and backhaul, long distance, roaming, network monitoring, and information technology services. The firm also supplies wireless handsets. The company was founded on October 2, 1997 and is headquartered in Bellevue, WA.

Part of Zayo Group Holdings, Inc., Zayo Group LLC is a company that provides tailored connectivity and edge solutions. The company is based in Boulder, CO. Zayo Group was founded in 2007 by John Louis Scarano, Matthew Erickson, Daniel Philip Caruso, and Sandi Mays. The company's future-ready network spans over 17.5 million fiber miles and 142,500 route miles, enabling carriers, cloud providers, data centers, schools, and enterprises to deliver exceptional experiences from core to cloud to edge. Stephen Michael Smith has been the CEO of the company since 2020.

Part of Deutsche Bank AG, Deutsche Bank Corp. is a company based in New York, NY.

National Private Truck Council operates as a national trade association in the United States which represents private motor carrier fleets. The company was founded in 1939 and is headquartered in Arlington, VA.

Vantage Data Centers LLC provides data center facilities. It specializes in wholesale data center developer, green data centers, advanced electrical and mechanical designs and substations. The company was founded in 2010 and is headquartered in Santa Clara, CA.

The Wireless Infrastructure Association represents companies involved in the development, building, ownership, and operation of wireless infrastructure in the United States. The non-profit company is based in Alexandria, VA. Patrick Halley has been the CEO of the company since 2022. Its members include wireless carriers, infrastructure providers, and professional services firms that collectively own and operate over 135,000 telecommunications facilities worldwide.

InfraBridge Investors (US) Ltd. (InfraBridge US) is a SEC-registered investment advisor headquartered in Boca Raton, Florida. The firm was founded in 2010 and formerly known as AMP Capital Investors (US) Ltd. They are a subsidiary of DB Puma Management Bidco LLC, ultimately owned by DigitalBridge Group, Inc. (NYSE: DBRG). InfraBridge US provides non-discretionary investment recommendations to its sister company, InfraBridge Investors (UK) Ltd. (InfraBridge UK), in respect of private infrastructure equity investment opportunities in the Americas.

Digital Bridge Holdings LLC engages in the acquisition, funding, and management of companies from the communications infrastructure sector. It has portfolio companies which include Andean Telecom Partners, DataBank, ExteNet Systems, Mexico Tower Partners, Vantage Data Centers, and Vertical Bridge. The company was founded by Benjamin J. Jenkins and Marc C. Ganzi in 2013 and is headquartered in Boca Raton, FL.

Mexico Tower Partners S.A.P.I. de CV provides telecommunications infrastructure services. The company is based in Mexico City, Mexico. The Mexican company was founded in 2014. José Sola has been the CEO of the company since 2014.

Digital Colony Management LLC (Digital Colony Management) is a Private Equity and Venture Capital firm, a subsidiary of Colony Capital, Inc. founded in 2018. The firm is headquartered in Boca Raton.

Digital Colony GP LLC engages in the activities of a private equity firm. The company is headquartered in Los Angeles, CA.

Part of DigitalBridge Group, Inc., Digital Bridge Advisors LLC is a leading alternative asset manager dedicated to investing in digital infrastructure. The company is based in Boca Raton, FL. As the demand for digital infrastructure grows, the company is extending its reach, from its flagship digital infrastructure equity business to emerging verticals like digital credit and liquid securities strategies. The company was founded in 2017. The CEO is Marc Christopher Ganzi.

Front Range TopCo, Inc. operates as a holding company. The company is headquartered in Boca Raton, FL.

Front Range JV LP provides telecommunications services. The company is headquartered in Boca Raton, FL.

Andean Telecom Partners provides digital infrastructure services such as owning, operating, and leasing telecommunications towers, rooftops, small cells, and optical fiber networks. The company is based in Boca Raton.