Insights

Community Infrastructure Focus Underline’s emphasis on building open-access fiber networks that serve multiple community goals creates opportunities to partner with local governments and utility providers seeking to enhance digital connectivity, water, and energy infrastructure efficiently.

Recent Funding Boost With recent investments of $35M and $7.4M, Underline demonstrates strong financial backing and growth potential, making it attractive for sales engagements around infrastructure deployment and technology licensing opportunities.

Competitive Edge Positioned as a provider of multi-purpose fiber infrastructure, Underline offers a compelling alternative to traditional telecom companies like Comcast and CenturyLink, opening avenues for enterprise and municipal clients interested in innovative, scalable connectivity solutions.

Market Expansion Opportunities The company's focus on deploying multi-tenant and multi-purpose fiber networks presents opportunities for sales teams to target local utilities, municipalities, and private entities interested in modernizing and expanding their infrastructure with customizable, open-access solutions.

Technology Licensing Potential Underline’s technology can be licensed for deployment on existing networks, providing a potential avenue for sales development with firms seeking innovative infrastructure upgrades or augmentations without complete overhauls.

Underline Tech Stack

Underline uses 8 technology products and services including Amazon Advertising, Facebook Pixel, git, and more. Explore Underline's tech stack below.

  • Amazon Advertising
    Advertising
  • Facebook Pixel
    Analytics
  • git
    Development
  • Intercom
    Live Chat
  • Typeform
    Online Form Builders
  • Plaid
    Payment Processing
  • HSTS
    Security
  • Facebook
    Widgets

Underline's Email Address Formats

Underline uses at least 1 format(s):
Underline Email FormatsExamplePercentage
FLast@underline.comJDoe@underline.com
44%
First@underline.comJohn@underline.com
11%
FL@underline.comJD@underline.com
1%
FLast@underline.comJDoe@underline.com
44%

Frequently Asked Questions

Where is Underline's headquarters located?

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Underline's main headquarters is located at Dallas, Texas United States. The company has employees across 5 continents, including North AmericaEuropeAsia.

What is Underline's official website and social media links?

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Underline's official website is underline.com and has social profiles on LinkedInCrunchbase.

What is Underline's NAICS code?

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Underline's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Underline have currently?

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As of February 2026, Underline has approximately 90 employees across 5 continents, including North AmericaEuropeAsia. Key team members include Chief Commercial Officer (cco): T. M.Head Of Sales: S. P. W.Head Of Software Engineering: J. L.. Explore Underline's employee directory with LeadIQ.

What industry does Underline belong to?

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Underline operates in the Technology, Information and Internet industry.

What technology does Underline use?

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Underline's tech stack includes Amazon AdvertisingFacebook PixelgitIntercomTypeformPlaidHSTSFacebook.

What is Underline's email format?

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Underline's email format typically follows the pattern of FLast@underline.com. Find more Underline email formats with LeadIQ.

When was Underline founded?

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Underline was founded in 2019.

Underline

Technology, Information and InternetTexas, United States51-200 Employees

Underline powers connected, flourishing communities. With an ethic of partnership, Underline deploys modern fiber networks and technology to serve multiple community goals—from equitable  internet access, to secure and modernized water systems, and responsible energy creation. To speed up deployment and reduce the burden on communities, Underline has a complete solution to engineer, privately finance, construct, and operate these multi-purpose networks. Underline’s technology can be licensed and deployed atop existing networks to transform fiber into multi-tenant, multi-purpose infrastructure. Underline is backed by investors including FinTech Collective, Revolution’s Rise of the Rest Seed Fund, Ares Management, Fantail Ventures, Quanta Capital, Emerson Collective, Seavest Capital, and several private family offices.

Section iconCompany Overview

Headquarters
Dallas, Texas United States
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2019
Employees
51-200

Section iconFunding & Financials

  • $500M$1B

    Underline's revenue is estimated to be in the range of $500M$1B

Section iconFunding & Financials

  • $500M$1B

    Underline's revenue is estimated to be in the range of $500M$1B

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