Insights

Innovation in Fiber XKL's recent launch of products like SpectraPath Provisioner and subsea solutions demonstrates their focus on advanced fiber infrastructure, presenting opportunities to target internet service providers and large-scale data centers seeking scalable and high-capacity optical networking solutions.

Product Diversification With a range of cutting-edge offerings including optical transponders, patch panels, and aggregation transponders, XKL provides a variety of modular solutions suitable for telecommunications companies looking to expand or upgrade their existing optical networks.

Technology Leadership XKL’s emphasis on introducing high-bandwidth products like 400G transponders and data rate solutions up to 1.6 terabits per second indicates their commitment to staying at the forefront of optical innovation, aligning well with customers aiming for future-proof network infrastructure.

Enterprise Compatibility The integration capabilities with platforms like FlexArc and focus on scalable, reliable solutions indicate potential upselling opportunities to large enterprise clients seeking flexible and resilient optical networking for cloud and enterprise environments.

Growing Market Presence XKL’s strategic product launches and technological advancements, combined with their targeted marketing efforts, position them well to capture market share among telecom providers and data centers, opening avenues for expansion into emerging high-growth regions.

XKL Tech Stack

XKL uses 8 technology products and services including RSS, git, Twemoji, and more. Explore XKL's tech stack below.

  • RSS
    Content Management System
  • git
    Development
  • Twemoji
    Font Scripts
  • Swiper
    Javascript Libraries
  • Cisco
    Network Hardware
  • SiteGround
    Platform As A Service
  • Python
    Programming Languages
  • Paylocity
    Recruitment Marketing

Media & News

XKL's Email Address Formats

XKL uses at least 1 format(s):
XKL Email FormatsExamplePercentage
FLast@xkl.comJDoe@xkl.com
41%
First@xkl.comJohn@xkl.com
10%
Last@xkl.comDoe@xkl.com
8%
FLast@xkl.comJDoe@xkl.com
41%

Frequently Asked Questions

Where is XKL's headquarters located?

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XKL's main headquarters is located at 11601 Willows Road Northeast Redmond, Washington 98052 United States. The company has employees across 5 continents, including North AmericaAsiaEurope.

What is XKL's phone number?

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You can contact XKL'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 XKL's official website and social media links?

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XKL's official website is xkl.com and has social profiles on LinkedIn.

How much revenue does XKL generate?

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As of March 2026, XKL's annual revenue is estimated to be $5M.

What is XKL's SIC code NAICS code?

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XKL's SIC code is 3571 - Electronic Computers NAICS code is 517 - Telecommunications.

How many employees does XKL have currently?

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As of March 2026, XKL has approximately 66 employees across 5 continents, including North AmericaAsiaEurope. Key team members include Executive Director: M. A.Lead Marketing Manager: D. Y.Software & Test Manager: E. O.. Explore XKL's employee directory with LeadIQ.

What industry does XKL belong to?

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XKL operates in the Telecommunications industry.

What technology does XKL use?

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XKL's tech stack includes RSSgitTwemojiSwiperCiscoSiteGroundPythonPaylocity.

What is XKL's email format?

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

When was XKL founded?

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XKL was founded in 1991.

XKL

TelecommunicationsWashington, United States51-200 Employees

Optical Transport Pioneers by Nature — Partners by Choice.

XKL is dedicated to creating a more equitable and better-connected world. Our team has been at the leading edge of network innovation for 30+ years, and we put that expertise to work for you — collaboratively. Optical networking is all we do, enabling you to do it better than anyone else. 

Helping businesses of all sizes, XKL expands and reimagines networks innovatively with built-to-order yet cost-effective DWDM solutions. XKL’s Layer 1 optical networking solutions deliver the capabilities and reliability required to meet even the most challenging network demands. 

XKL is privately owned by Len Bosack, the co-founder of Cisco Systems.  Len, whose early work on multi-protocol routers at Stanford University paved the way for the modern internet, received the 2009 IEEE Computer Society's Computer Entrepreneur Award for pioneering and commercializing routing technology. He started XKL with a unique vision in mind: to further advance a mission to create reliable, easy-to-use, customer-focused data communication solutions accessible to all.

Section iconCompany Overview

Headquarters
11601 Willows Road Northeast Redmond, Washington 98052 United States
Phone number
Website
xkl.com
SIC Code
3571 - Electronic Computers
NAICS Code
517 - Telecommunications
Founded
1991
Employees
51-200

Section iconFunding & Financials

  • $25M$50M

    XKL's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    XKL's revenue is estimated to be in the range of $25M$50M

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