Insights

Expanding Infrastructure FirstLight Fiber's recent $120 million strategic financing and ongoing investments in high-capacity fiber networks indicate a strong focus on expanding its infrastructure footprint, presenting opportunities to target large enterprises and service providers seeking robust connectivity solutions.

Vertical Integration The company's acquisition of power plants and assets like the Northfield Mountain hydro facility suggests a move toward integrating energy and infrastructure solutions, opening potential cross-selling opportunities with industrial clients and energy providers.

Security and Compliance With offerings that include CJIS, PCI, HIPAA, and SOC 2 compliance, FirstLight targets regulated sectors such as healthcare, finance, and government, making it an ideal partner for organizations that prioritize secure and compliant data and communication services.

Market Focus Serving a diverse client base across the Northeast and Mid-Atlantic, including healthcare, content providers, and government agencies, FirstLight offers tailored connectivity and cloud solutions, which can be packaged into comprehensive technology upgrades for regional businesses.

Technological Edge Utilizing a modern tech stack featuring Azure, Cloudflare, and Python, FirstLight is equipped to support innovative digital projects, providing opportunities for targeted sales in emerging cloud and data security markets for mid-size and enterprise clients.

FirstLight Fiber Tech Stack

FirstLight Fiber uses 8 technology products and services including Cloudflare CDN, Microsoft Excel, Dell, and more. Explore FirstLight Fiber's tech stack below.

  • Cloudflare CDN
    Content Delivery Network
  • Microsoft Excel
    Editors
  • Dell
    IT Infrastructure
  • Cacti
    IT Infrastructure Monitoring
  • Microsoft Azure
    Platform As A Service
  • Python
    Programming Languages
  • PowerShell
    Security
  • ZURB Foundation
    UI Frameworks

FirstLight Fiber's Email Address Formats

FirstLight Fiber uses at least 1 format(s):
FirstLight Fiber Email FormatsExamplePercentage
FLast@firstlight.netJDoe@firstlight.net
96%
FirstLast@firstlight.netJohnDoe@firstlight.net
3%
LastFirst@firstlight.netDoeJohn@firstlight.net
1%

Frequently Asked Questions

Where is FirstLight Fiber's headquarters located?

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FirstLight Fiber's main headquarters is located at 359 Corporate Drive Portsmouth, New Hampshire 03801 US. The company has employees across 5 continents, including North AmericaEuropeAsia.

What is FirstLight Fiber's phone number?

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You can contact FirstLight Fiber's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is FirstLight Fiber's official website and social media links?

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FirstLight Fiber's official website is firstlight.net and has social profiles on LinkedIn.

What is FirstLight Fiber's NAICS code?

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FirstLight Fiber's NAICS code is 517 - Telecommunications.

How many employees does FirstLight Fiber have currently?

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As of October 2025, FirstLight Fiber has approximately 501 employees across 5 continents, including North AmericaEuropeAsia. Key team members include Chief Executive Officer: J. C.Chief Legal Officer: J. S.Chief Development Officer: P. C.. Explore FirstLight Fiber's employee directory with LeadIQ.

What industry does FirstLight Fiber belong to?

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FirstLight Fiber operates in the Telecommunications industry.

What technology does FirstLight Fiber use?

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FirstLight Fiber's tech stack includes Cloudflare CDNMicrosoft ExcelDellCactiMicrosoft AzurePythonPowerShellZURB Foundation.

What is FirstLight Fiber's email format?

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FirstLight Fiber's email format typically follows the pattern of FLast@firstlight.net. Find more FirstLight Fiber email formats with LeadIQ.

How much funding has FirstLight Fiber raised to date?

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As of October 2025, FirstLight Fiber has raised $120M in funding. The last funding round occurred on Oct 10, 2024 for $120M.

When was FirstLight Fiber founded?

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FirstLight Fiber was founded in 1999.
FirstLight Fiber

FirstLight Fiber

TelecommunicationsNew Hampshire, United States501-1000 Employees

We free IT leaders to do what matters.

FirstLight delivers a combination of solutions from fiber to cloud, communications, and security, that form a seamless foundation for your technology success. We take the weight off your IT team, so you can focus on driving your business forward, not fighting infrastructure headaches. 

Headquartered in Albany, NY, FirstLight connects nearly 15,000 customer locations (with 125,000 more serviceable) across six states with over 25,000 miles of high-capacity, low-latency fiber.

Our CJIS, PCI, HIPAA, SOC 2, Type II data centers, robust cloud services, and expert-backed solutions give you everything you need: reliable connectivity, strong security, and modern tools to keep you connected, protected, and ready for what’s next.

We’re proud to serve leading carrier, content providers, enterprises, healthcare providers, financial institutions, universities, governments, and top-tier carriers across the Northeast and Mid-Atlantic.

Section iconCompany Overview

Headquarters
359 Corporate Drive Portsmouth, New Hampshire 03801 US
Phone number
NAICS Code
517 - Telecommunications
Founded
1999
Employees
501-1000

Section iconFunding & Financials

  • $120M

    FirstLight Fiber has raised a total of $120M of funding over 5 rounds. Their latest funding round was raised on Oct 10, 2024 in the amount of $120M.

  • $250M$500M

    FirstLight Fiber's revenue is estimated to be in the range of $250M$500M

Section iconFunding & Financials

  • $120M

    FirstLight Fiber has raised a total of $120M of funding over 5 rounds. Their latest funding round was raised on Oct 10, 2024 in the amount of $120M.

  • $250M$500M

    FirstLight Fiber's revenue is estimated to be in the range of $250M$500M

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