When was Zayo founded?

Zayo was founded in 2007 and raised its 1st funding round within a year of its incorporation.

Where is Zayo located?

Zayo is headquartered in Boulder, United States.

How many employees does Zayo have?

As of Sep 30, 2026, the latest employee count at Zayo is 4653.

Is Zayo a funded company?

Zayo is a funded company, having raised a total of $825M across 22 funding rounds to date. The company's 1st funding round was a $***** PE round, raised on Aug 2007.

How much is Zayo worth?

The last known valuation of Zayo was $***** as of Apr 10, 2019.

When was the latest funding round of Zayo?

Zayo's latest funding was a $***** Grant (prize money) round on Jun 23, 2025, with participation from 1 investor. Its primary sector is Data Center Infrastructure. In United States, the Data Center Infrastructure sector has seen $16.8B in funding in 2026 to date.

What is the annual revenue of Zayo?

Annual revenue of Zayo is more than $1B as on Jun 30, 2019

Where does Zayo rank among its competitors?

Zayo ranks 8th amongst 703 active competitors, of which 30 are funded. It stands 3rd in terms of total funding among its competitors. The most recent competitor to raise funding was Cato Networks, which secured $50M in Sep, 2025.

Who are the top competitors of Zayo?

Zayo's top competitors include Fortinet, Zscaler and Netskope. Among them, Cato Networks secured the most recent funding round in September, 2025.

Zayo - 2026 Company Profile, Team, Funding, Competitors & Financials

Q: Is Zayo an acquired company?

Zayo got acquired by EQT and DigitalBridge on May 08, 2019.

Zayo is an acquired company based in Boulder (United States), founded in 2007. It operates as a Provider of fiber transport and network connectivity and managed services. Zayo has raised $825M in funding from Charlesbank Capital Partners and GTCR, with last known valuation of $*****. The company has 703 active competitors, including 30 funded and 84 that have exited. Its top competitors include companies like Fortinet, Zscaler and Netskope.

Company Details

Provider of fiber transport and network connectivity and managed services. Operations include the delivery of dark fiber, wavelength capacity, and private network infrastructure. Additional offerings consist of internet access, ethernet, and cloud integration services. Security features include protection against distributed denial of service attacks and managed firewall configurations. Communication tools include voice solutions and unified collaboration platforms. Infrastructure support extends to wireless connectivity and satellite backup options for business continuity.

Website: www.zayo.com/
Social
Email ID: *****@zayo.com, *****@zayo.com

Key Metrics

Founded Year

2007

Location

Boulder, United States

Stage

Acquired

Total Funding

$825M in 22 rounds

Latest Funding Round

Grant (prize money), Jun 23, 2025, $*****

Last Known Valuation

$***** as on Apr 10, 2019

Investors

Charlesbank Capital Partners & 25 more

Ranked

8^th among 703 active competitors

Annual Revenue

$1B+ as on Jun 30, 2019

Employee Count

4,653 as on Sep 30, 2026

Investment & Acquisitions

Globalways & 35 more

Similar Companies

Zscaler & 219 more

Exit Details

Acquired by EQT (May 08, 2019)

View Zayo's full profile

Zayo is associated with 3 legal entities given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Reports
Zayo Infrastructure Denmark ApS CIN: 41325917 , Denmark, Active	Apr 28, 2020	-	1 (As on Mar 31, 2024)
ZAYO GROUP LLC CIN: 1502756 , United States, Active	May 03, 2007	$1B+ (As on Jun 30, 2019)	-	-
ZAYO GROUP HOLDINGS, INC. CIN: 1608249 , United States, Active	Nov 12, 2007	$1B+ (As on Jun 30, 2019)	2828 (As on Dec 31, 2022)	-

Zayo got acquired by EQT and DigitalBridge on May 08, 2019 at an acquisition amount of $*****.

Click here to take a look at Zayo's acquisition in detail

Zayo has raised a total funding of $825M over 22 rounds. Its first funding round was on Aug 2007. Its latest funding round was a Grant (prize money) round on Jun 23, 2025 for $*****. 1 investor participated in its latest round. Zayo has 26 institutional investors.

Here is the list of recent funding rounds of Zayo:

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Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Jun 23, 2025	7618800	Grant (prize money)	3659650	8250077	4615003	7611431
Aug 20, 2024	4891607	Grant (prize money)	4307557	6832637	9811320	American Rescue Plan Act
Dec 05, 2020	6325595	Grant (prize money)	2301533	5851126	5115015	TMTFinance

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View details of Zayo's funding rounds and investors

Zayo's employee count trend

Zayo has 4,653 employees as of Sep 26. Here is Zayo's employee count trend over the years:

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Top competitors of Zayo include Fortinet, Zscaler and Netskope. Here is the list of Top 10 competitors of Zayo, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Fortinet 2000, Sunnyvale (United States), Acquired	Provider of cybersecurity solutions, services, and threat intelligence for enterprises	$39M	Meritech, Redpoint Ventures & 16 others	84/100
2nd	Zscaler 2007, San Jose (United States), Public	Provider of cloud-based security solutions for enterprise zero trust architecture	$148M	Lightspeed Venture Partners, CapitalG & 18 others	84/100
3rd	Netskope 2012, Santa Clara (United States), Public	Cloud security platform for enterprises	$1.44B	Lightspeed Venture Partners, Iconiq Capital ... & 39 others	80/100
4th	Check Point Software 1993, San Carlos (United States), Public	Provider of cyber security solutions for networks, SASE, and cloud	-	Herald Investment Management, USVP & 8 others	79/100
5th	Cato Networks 2015, Tel Aviv (Israel), Series G	Provider of converged network security solutions with threat prevention capabilities	$1.16B	Lightspeed Venture Partners, Vitruvian Partners ... & 18 others	77/100
6th	Broadcom 1991, California (United States), Acquired	Platform offering data center fiber optic networks	-	Silver Lake, Alcor Fund & 29 others	72/100
7th	Ciena 1992, Hanover (United States), Public	Provider of networking systems, automation software, components, and related services	-	Western Technology Investment, Worldview Technology Partners ... & 15 others	72/100
8th	Zayo 2007, Boulder (United States), Acquired	Provider of fiber transport and network connectivity and managed services	$825M	Starboard Value, HarbourVest Partners & 24 others	68/100
9th	WatchGuard 1996, Seattle (United States), Acquired	Provider of network, endpoint, identity, and data security solutions	-	Chiratae Ventures, RRE Ventures & 8 others	68/100
10th	Gigamon 2004, Santa Clara (United States), Acquired	Provider of deep observability pipeline for hybrid cloud infrastructure management	$22.8M	Siris Capital, Highland Capital Partners & 1 others	68/100

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Zayo has not made any investments yet. Zayo has made 36 acquisitions.

Here is the list of latest three $acquisitions:

Filter this list

Date of Investment/Acquisition	Type	Company Name	Founded Year	Location
Nov 20, 2023	Acquisition	Globalways	2004	Stuttgart (Germany)
Mar 03, 2022	Acquisition	Education Networks of America	1998	Nashville (United States)
Jan 12, 2022	Acquisition	QOS	2012	Irvine (United States)