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Fiber Optics

Our highly-skilled team of professionals specialize in the installation, termination, splicing, and testing of fiber optics technology in virtually every possible environment, including permitting services and challenging right-of-way deployments.

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Structured Cabling Systems

From Complex fiber panels and management to LAN cables and coax feeds, Phase 3 installs copper and fiber systems that set the bar for organized cable systems. We follow all carrier standards and NESC regulations



Phase 3 engineers and drafting technicians can quickly turn around any trenching, directional boring or utility-vault placement project, including aerial routes, GO95, loading and attachment approvals. 

We  specialize in emergency restoration of fiber optics installations all over the west coast, including work for Google, Verizon, Time Warner, and the San Francisco Bay Area Rapid Transit (BART).

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Underground Construction

& Directional Boring

Our team brings decades of experience in all aspects of underground construction; including concrete coring, trenching, rock sawing, directional boring, fiber placement, and surface restoration.


Distributed Antenna Systems (DAS)

We ensure top performance from our installation and maintenance of DAS. Our engineers and project managers have the expertise to complete DAS installations of any size and complexity. This crucial technology prepares businesses of all kinds for the demands of an increasingly mobile business world.

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Aerial Construction

From strand placement on existing poles to full pole replacements, foundations, down guys and lashing, Phase 3 has decades of experience installing FOC on any aerial route with strict adherence to GO95 regulations and CPUC guidelines.

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Emergency Restoration

From the Bay Area Rapid Transit (BART) to the City of Watsonville; Phase 3 is called to repair critical fiber circuits and complex DAS/Small Cell failures when time is of the essence. Our clients rely on our ability to respond quickly and restore systems and services that protect all communities in the Greater Bay Area.

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Maintenance Services

Phase 3 offers maintenance plans to our clients to ensure your systems are performing at peak efficiency and that you catch small issues, before they become critical failures. Inquire about our maintenance plans!

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Small Cell Installations

From 4G to 5G and beyond, Phase 3 has installed some of the most aesthetically pleasing Small Cell nodes in the industry. We specialize in complex builds that often include new or custom poles, full foundation replacements and Smart Pole installs. Small cells complement your macro network to improve coverage, add targeted capacity, and support new services and technologies.


Phase 3 Communications was established in 1994 and serves Northern and Southern California with headquarters in San Jose and a regional office in Los Angeles. Our expertise ranges from the design and installation of Fiber Optic Networking Infrastructure and Voice and Data Networks to Underground Construction and Engineering Services. We are the Bay Area’s leader in Emergency Fiber Optic Restoration Service and we provide a single source solution for engineering, design and implementation of infrastructure to efficiently support your telecommunications needs.






Year Established

Projects Completed

Number of Nodes Built

CA Counties Served



Get a quote: 408 946 9011


For any inquiries, questions or commendations, please call: 408 946 9011 or fill out the following form

Contact Us

Head Office

1355 Felipe Ave.

San Jose, CA. 95122

Tel:  408 946 9011

Fax: 408 946 0672

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Visit our Careers Page to view employment opportunities with Phase 3 Communications 

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