Zayo

Name

Zayo

Legal name

Zayo Group LLC

Website

https://zayo.com

Company type

Private

Founded year

2007

Operating status

Operating

Headcount range

1,001–5,000 employees

Ownership category

akta.pro rank

Product category

Telecommunications Infrastructure

NAICS

Wired Telecommunications Carriers (517111), Wired and Wireless Telecommunications (except Satellite) (5171), All Other Telecommunications (51781)

SIC

Telephone Communications (No Radiotelephone) (4813), Services-Telephone Interconnect Systems (7385)

akta.pro primary industry

Subsea & Terrestrial Backhaul to Data Centers and Cloud On-Ramps (IX/DC Interconnect) (HDAIALAJ)

akta.pro secondary industries

Fiber ISPs (FTTH/FTTP Retail Providers) (HDAIADAE), Fixed Wireless Access (FWA) Mobile Operators (HDAIAAAG)

Keywords

• Fiber network infrastructure
• Dark fiber leasing
• Managed network services
• Enterprise connectivity solutions
• Telecommunications infrastructure

Headquarters

HQ city

Boulder

HQ country

United States

HQ region

North America

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Infrastructure, Operations, Personnel, Technology or R&D, Marketing or Sales, Supply Chain

Revenue model

1. Dark Fiber Leasing: Zayo owns and operates extensive fiber infrastructure and leases dark fiber to enterprises, carriers, and hyperscalers who require dedicated, scalable bandwidth. Customers control and manage the fiber themselves.
2. Wavelength Services: Lit fiber services providing multi-terabit bandwidth with reduced latency and operational resilience for high-capacity connectivity needs.
3. Managed Connectivity Services: Comprehensive managed services including SD-WAN, SASE, LAN, firewall, and communications solutions with full management by Zayo's team of experts.
4. Network Connectivity: IP Transit, Dedicated Internet Access, Ethernet, WAN, and CloudLink services providing reliable internet connectivity and cloud integration.
5. Private Networks: Customized dedicated fiber and hardware solutions for organizations requiring dedicated infrastructure.
6. Voice & Collaboration: Zayo SIP Solutions and UC+ providing cloud-based voice and collaboration including PBX, video meetings, messaging, and contact management.
7. Wireless Infrastructure: Small cell and network products meeting demands of leading wireless service providers.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels6 records

Core offering

Zayo provides fiber network infrastructure and managed connectivity services, including dark fiber leasing, lit wavelength services, Ethernet, IP transit, dedicated internet access, and managed SD-WAN/SASE across 240,000+ route miles of owned fiber. Following the 2026 acquisition of Crown Castle's Fiber Solutions business, Zayo also operates the densest metro fiber footprint in key US markets with 90,000+ on-net enterprise locations serving carriers, hyperscalers, data centers, and large enterprises across North America and Europe.

Product overview

Zayo is a digital infrastructure company providing fiber and network connectivity solutions across North America and Europe. The company operates a platform-plus-modules architecture consisting of three core service pillars: (1) Fiber & Transport services including Dark Fiber, Private Networks, Wavelengths, and Wireless Infrastructure for dedicated physical connectivity; (2) Network Connectivity services including CloudLink, DDoS Protection, Dedicated Internet Access, DynamicLink (NaaS), Ethernet, IP Transit, and WANs for internet and cloud connectivity; and (3) Managed Services including Managed Edge (SD-WAN, LAN, STARLINK connectivity), Managed Cybersecurity (Firewall, SASE), and Managed Communications (SIP Solutions, UC+). Following its acquisition of Crown Castle's Fiber Solutions business in 2026, Zayo's network spans approximately 224,000 route miles across North America, serving over 1,900 data centers and 90,000 on-net enterprise locations. The company targets carriers, enterprises, data centers, and public sector organizations across industries including finance, healthcare, education, and manufacturing.

Differentiator

Problem solved

Functional benefit

Brands

• DynamicLink: Network-as-a-Service (NaaS) experience providing self-service networking solutions
• CloudLink
• Zayo UC+
• Zayo SIP Solutions

Products and services

• Dark Fiber Dedicated, unlit fiber infrastructure leased to enterprises, carriers, and hyperscalers who require exclusive, scalable bandwidth with full control of their network. Customers manage the fiber themselves on Zayo's owned network.
• Private Networks Managed, customized offering providing dedicated fiber, dedicated hardware, and a dedicated team for organizations requiring exclusive network infrastructure.
• Wavelengths Lit fiber services delivering multi-terabit bandwidth with reduced latency and operational resilience for high-capacity transport requirements between locations and data centers.
• Wireless Infrastructure Network plus small cell products designed for wireless service providers to support mobile network deployment and densification.
• CloudLink Direct private access to major cloud providers without crossing the public internet, providing secure, dedicated cloud connectivity for enterprise and carrier customers.
• DDoS Protection In-line, network-based protection safeguarding against DDoS attacks and ensuring uninterrupted operations for enterprise customers.
• Dedicated Internet Access (DIA) Secure, dedicated bandwidth internet connectivity built for mid-sized to enterprise organizations requiring reliable, high-performance internet access.
• DynamicLink Network-as-a-Service (NaaS) platform enabling customers to directly control and self-provision networking solutions in real time using Zayo's owned fiber infrastructure.
• Ethernet Consistent, high-bandwidth Ethernet connectivity for organizations' most critical locations requiring reliable dedicated connections between sites.
• IP Transit Scalable, settlement-free IP Transit connectivity underpinned by Zayo's resilient 16 million mile Tier-1 IP backbone for carriers and large enterprises.
• WANs (Wide Area Networks) Unified wide area network connectivity across all customer locations, data centers, and the cloud delivered through a single vendor relationship.
• Managed STARLINK Managed Starlink LEO satellite connectivity ensuring uninterrupted network operations when terrestrial infrastructure is disrupted or unavailable.
• Managed SD-WAN Managed software-defined wide area networking with AI-driven monitoring, automation, and proactive issue resolution for distributed enterprise environments.
• Managed Firewall Enterprise-grade firewall protection with simplified operations and compliance support for organizations with lean IT teams.
• Secure Access Service Edge (SASE) Identity-based security safeguarding users, applications, and data across the internet, cloud, and partner networks as a managed service.
• Zayo SIP Solutions SIP trunking-based voice communication solution providing fast, flexible, and future-ready voice services for enterprise customers.
• Zayo UC+ (Unified Communications Plus) Comprehensive UCaaS/CCaaS solution for seamless collaboration including PBX, video meetings, messaging, and contact center management.
• Managed Local Area Network (LAN) Managed LAN services for enterprise network management and operations across customer locations.

Quantifiable outcome

• Bandwidth for data center connectivity surged nearly 330% between 2020-2024, with hyperscalers accounting for 57% of metro dark fiber installations
• +4 more outcomes

Named customers5 records

Segments8 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature8 records

Partnerships

Four partnerships are on record, tiered core and major.

• AT&T, Charter, Comcast, Cox, Lumen Technologies, T-Mobile, VerizoncoreStrategic or Co-development Partner · 19 May 2026Zayo joined seven other major U.S. telecommunications companies to establish the Communications Cybersecurity Information Sharing and Analysis Center (C2 ISAC). This nonprofit organization facilitates rapid, structured sharing of cyber threat intelligence among communications sector players to enhance collective defense against AI-driven threats and state-sponsored espionage campaigns like Salt Typhoon. The founding members' chief information security officers govern the organization, with Valerie Moon serving as executive director.
• QTS (Iron Mountain)majorStrategic or Co-development Partner · 23 March 2026QTS engaged Zayo Europe to provide critical connectivity infrastructure for its new AI and cloud datacentre campuses in the UK, including a multibillion-pound project in Northumberland supporting the UK's AI Growth Zone strategy and enabling up to 720 MW of AI-ready infrastructure.
• CiscocoreTechnology or Integration · 29 October 2025Cisco partnered with Zayo Group for integrated data center connectivity services. This collaboration positions both companies to address growing enterprise connectivity needs in the AI era.
• NokiacoreTechnology or Integration · 29 October 2025Nokia and Zayo partnered to deploy next-generation IP network architecture using Nokia's FP5-powered routers (7750 Service Router and 7250 Interconnect Router). Initial deployments in New York and New Jersey enable 400GE and 800GE services at scale, reduce network congestion and single points of failure, and more rapidly bring lit buildings and new markets online.

Scale indicators13 records

Recent moves12 records

Expansion highlights6 records

Direct peers

• euNetworks: euNetworks is a European-focused fiber infrastructure operator offering dark fiber, wavelengths, and data center connectivity across 17+ cities, directly comparable to Zayo Europe's fiber transport and data center interconnect offerings.
• Colt Technology Services: Colt Technology Services operates a global fiber network with strong European and Asian presence, providing enterprise connectivity, wavelengths, and data center services directly comparable to Zayo's wavelength and managed services portfolio.
• Lumen Technologies: Lumen Technologies is a direct peer - a major US fiber network operator providing wavelengths, Ethernet, dark fiber, IP transit, and managed services to enterprise and wholesale customers, competing head-to-head with Zayo across long-haul and metro markets.
• Frontier Communications: Frontier Communications is a US fiber and voice carrier providing lit fiber services to enterprise and wholesale customers, with a significant fiber overbuild strategy that directly competes with Zayo's enterprise connectivity offerings.
• Consolidated Communications: Consolidated Communications (now private under Searchlight Capital/Birch) operates fiber networks serving enterprise, carrier, and wholesale customers with data, voice, and managed services - comparable in scale and customer segments to Zayo.
• Lightpath (Altice USA): Lightpath is a metro fiber operator serving enterprise and carrier customers in the NY/NJ metro area with dark fiber, Ethernet, and managed services, directly competing with Zayo's metro-dense fiber footprint in the same geography.

Broad incumbents

• Crown Castle Inc. Crown Castle is a US tower and fiber infrastructure operator from which Zayo acquired the Fiber Solutions business for $4.25B. The remaining tower and small cell business overlaps with Zayo's wireless infrastructure service line.
• AT&T Business: AT&T operates one of the largest US fiber networks, offering dark fiber, wavelengths, Ethernet, and managed services to enterprise and wholesale customers. While much larger, AT&T is a broad incumbent competitor across Zayo's portfolio.
• Verizon Business: Verizon operates a national fiber network offering wavelengths, Ethernet, managed SD-WAN, and enterprise connectivity services, overlapping with Zayo's enterprise and wholesale offerings as a broad incumbent telecom competitor.

Regional players

• Telxius (Telefónica): Telxius is a Telefónica subsidiary operating subsea cable systems and terrestrial fiber in Europe and Latin America, providing wholesale capacity and data center connectivity - adjacent to Zayo's European fiber and emerging subsea gateway strategy.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/zayogroup
• Facebookfacebook.com/zayogroup
• LinkedInlinkedin.com/company/zayo-group
• Instagraminstagram.com/lifeatzayo

Compliance20 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Subsidiaries4 records

Funding overview

Funding rounds12 records

Investors15 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A41 records

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Zayo