Crown Castle International
Crown Castle International is a leading provider of infrastructure for wireless communications, owning and operating approximately 40,000 cell towers and over 90,000 route miles of fiber in the United States. The company offers extensive wireless coverage, serving 92 of the top 100 U.S. markets and a significant portion of the Australian population. Crown Castle leases space on its towers to wireless service providers, who install equipment to enhance their networks, while its fiber assets support small-cell infrastructure and enterprise connections. With a concentrated customer base, about 75% of the company’s revenue derives from the three major U.S. mobile carriers. Crown Castle is dedicated to fostering community relationships, collaborating with local stakeholders to develop tailored connectivity solutions that address evolving technological needs. Their initiatives aim to contribute to smarter, safer communities, reflecting their commitment to responsible corporate citizenship through programs like Connected by Good.
Top Stages
16 past transactions
Vapor IO
Series C in 2020
Vapor IO, Inc. specializes in hyper modular data center solutions designed to enhance edge computing capabilities. Founded in 2015 and headquartered in Austin, Texas, the company offers a range of products including Kinetic Edge Exchange for low-latency data exchange, Kinetic Edge colocation for integrating multiple micro data centers, and Kinetic Edge Fabric for networking at the edge. Additionally, Vapor IO provides OpenDCRE, an open-source API for data center monitoring and management, as well as Vapor CORE, which optimizes data center services with advanced analytics. The Vapor Chamber represents a hyper collapsed data center solution, while Vapor Edge serves as a comprehensive platform for developing IoT and edge environments. Furthermore, the company’s Project Volutus facilitates cloud providers and wireless carriers in deploying cloud-based edge computing applications through a network of micro data centers located at cell tower sites.
Vapor IO
Series C in 2018
Vapor IO, Inc. specializes in hyper modular data center solutions designed to enhance edge computing capabilities. Founded in 2015 and headquartered in Austin, Texas, the company offers a range of products including Kinetic Edge Exchange for low-latency data exchange, Kinetic Edge colocation for integrating multiple micro data centers, and Kinetic Edge Fabric for networking at the edge. Additionally, Vapor IO provides OpenDCRE, an open-source API for data center monitoring and management, as well as Vapor CORE, which optimizes data center services with advanced analytics. The Vapor Chamber represents a hyper collapsed data center solution, while Vapor Edge serves as a comprehensive platform for developing IoT and edge environments. Furthermore, the company’s Project Volutus facilitates cloud providers and wireless carriers in deploying cloud-based edge computing applications through a network of micro data centers located at cell tower sites.
Lightower Fiber Networks
Acquisition in 2017
Lightower Fiber Networks is a prominent fiber network and broadband service provider primarily operating in the Northeast. The company boasts an extensive network of over 33,000 fiber miles, delivering high-performance connectivity to a diverse range of sectors, including healthcare, financial services, media, cloud infrastructure, education, and government. With access to more than 3,500 commercial buildings across New England, eastern New York State, northern New Jersey, Long Island, and New York City, Lightower emphasizes regional density and reliability. Its service offerings include transport solutions, alternative access services, backup and recovery, as well as media distribution, ensuring that organizations benefit from scalable and secure networking options. Lightower Fiber Networks is headquartered in Boxborough, Massachusetts.
Vapor IO
Series B in 2017
Vapor IO, Inc. specializes in hyper modular data center solutions designed to enhance edge computing capabilities. Founded in 2015 and headquartered in Austin, Texas, the company offers a range of products including Kinetic Edge Exchange for low-latency data exchange, Kinetic Edge colocation for integrating multiple micro data centers, and Kinetic Edge Fabric for networking at the edge. Additionally, Vapor IO provides OpenDCRE, an open-source API for data center monitoring and management, as well as Vapor CORE, which optimizes data center services with advanced analytics. The Vapor Chamber represents a hyper collapsed data center solution, while Vapor Edge serves as a comprehensive platform for developing IoT and edge environments. Furthermore, the company’s Project Volutus facilitates cloud providers and wireless carriers in deploying cloud-based edge computing applications through a network of micro data centers located at cell tower sites.
Wilcon
Acquisition in 2017
Wilcon is a leading provider of fiber and data center infrastructure solutions on the West Coast, established in 1998. The company specializes in delivering high-quality fiber optic network services, which include both dark and lit fiber options, as well as data center and interconnection capabilities. Operating primarily in downtown Los Angeles' Internet and telecommunications corridor, Wilcon offers carrier-neutral colocation facilities and robust networking solutions tailored to the needs of service providers and enterprise customers. The company has experienced significant growth and profitability, earning recognition as one of the fastest-growing privately held companies in the United States.
Fibernet Direct
Acquisition in 2016
FPL FiberNet is a leading provider of end-to-end bandwidth infrastructure services specializing in fiber-optic network solutions that drive stronger business productivity and performance. We are a wholly-owned subsidiary of NextEra Energy, Inc., a leading clean energy provider and Fortune 200 company.
FPL FiberNet
Acquisition in 2016
FPL FiberNet is a telecommunications company focused on providing network services, with a specialization in bandwidth infrastructure. The company offers comprehensive fiber-optic network solutions designed to enhance business productivity and performance.
Tower Development
Acquisition in 2016
TDC develops wireless communications infrastructure in the U.S. and Puerto Rico in close partnership with Crown Castle.
Sunesys
Acquisition in 2015
Sunesys is a prominent provider of premium bandwidth services and private fiber optic networks, specializing in telecommunications solutions. The company owns, operates, and maintains a high-density fiber optic network across major metropolitan areas in the United States, including states such as Pennsylvania, New Jersey, New York, Maryland, Delaware, Virginia, Ohio, Illinois, Georgia, Florida, and California. Sunesys offers a diverse range of tailored, high-capacity network services, including switched Ethernet, managed private Ethernet, private wavelength, and dark fiber. The company is recognized for its industry expertise and commitment to delivering exceptional service and support to its clients. As a subsidiary of Quanta Services, Sunesys benefits from a strong parent company that excels in engineering, procurement, and construction services across various infrastructure sectors.
TriStar Investors
Acquisition in 2014
TriStar Investors, Inc. is a company based in Pittsburgh, Pennsylvania, founded in 2005. It specializes in operating cell towers for wireless carriers across the United States. By providing essential infrastructure for telecommunications, TriStar plays a critical role in enhancing wireless communication networks.
NextG Networks
Acquisition in 2011
NextG Networks is a facilities-based carrier's carrier specializing in the design, permitting, construction, ownership, operation, and management of Distributed Antenna System (DAS) networks. The company focuses on enhancing the performance of mobile wireless infrastructure while addressing community concerns regarding aesthetics. Its DAS networks significantly improve wireless performance by increasing voice quality, enhancing call traffic capacity, reducing dropped calls, and providing better mobile coverage and faster data transfers. NextG employs innovative fiber-optic architecture and low-impact, low-emission equipment, supported by municipal rights-of-way agreements, to ensure efficient network deployment. The networks are protocol and frequency neutral, allowing them to support various wireless technologies and standards, thereby serving residential, urban, and challenging-to-zone areas across the United States for a diverse range of wireless carriers.
NewPath Networks
Acquisition in 2010
NewPath Networks is a company that was acquired by Crown Castle in 2010.
Global Signal
Acquisition in 2007
Global Signal is a prominent owner and operator of wireless communication towers and other communication structures in the United States, primarily concentrated in the southeastern and mid-Atlantic regions. The company manages a portfolio of sites that are leased to various customers, including wireless service providers, government agencies, private network operators, and broadcasters. These communication sites facilitate a diverse range of services, such as wireless telephony, mobile radio, paging, broadcasting, and data services. Global Signal's infrastructure supports the deployment of PCS and cellular networks, wireless data solutions, and Land Mobile Radio (LMR) systems, making it a key player in the telecommunications sector.
Mountain Union Telecom
Acquisition in 2006
Mountain Union Telecom is a Telecommunications company.
Fibertower
Series A in 2005
FiberTower Corporation is a privately held company specializing in facilities-based backhaul services for wireless carriers in the United States. The company utilizes its wireless spectrum assets and fiber networks to transport voice, video, and data traffic from mobile base stations to switching centers. With a focus on millimeter band fixed wireless technology, FiberTower offers a range of services, including Small Cell and Macro cell backhaul and transport solutions, across its 46 wide-area licensed regions. As of its most recent reporting, FiberTower serves over 6,000 billing customer locations through a network of more than 3,300 deployed sites in major markets such as New York, Chicago, and Dallas/Fort Worth. The company is known for its strong relationships with mobile carriers and its commitment to research and development in collaboration with industry partners. Headquartered in San Francisco, California, FiberTower operates as a subsidiary of AT&T Mobility Spectrum LLC.
GoldenState Towers
Acquisition in 2004
GoldenState Towers was acquired by Crown Castle International Corp. GoldenState Towers owns and operates wireless telecommunications towers in the western United States. It provides collocations services to various carriers. GoldenState Towers was formerly known as Central Wireless Partnership.
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