Insights

Government Contract Focus By Light's recent onboarding of the General Services Administration under the GSA Alliant 3 GWAC indicates a strong foothold in federal government contracting, presenting ongoing opportunities to provide specialized IT and cyber solutions for various agencies.

Defense Sector Expansion The company's strategic move to form Team CATALYST for NATO's NexGen M&S program and its focus on cyber and simulation training platforms highlight substantial potential for supplying advanced defense technology and digital training solutions across international military alliances.

Partnership & Innovation Partnership with the University of South Florida to develop AI solutions underscores opportunities to collaborate on cutting-edge research and deliver innovative, AI-enabled defense products tailored for national security applications.

Leadership & Growth Recent executive appointments including a Chief Marketing Officer and an EVP of Cyber signal a focus on amplifying market outreach and expanding cyber capabilities, creating openings for collaborative sales efforts around branding, marketing, and cyber services.

Acquisition & Market Penetration The acquisition of Dignitas Technologies enhances By Light’s modeling, simulation, and cyber offerings, positioning it to deepen penetration within defense and security markets and offer integrated, comprehensive solutions to government and military clients.

By Light Professional IT Services Tech Stack

By Light Professional IT Services uses 8 technology products and services including Unity3D, Mailchimp, Spring Boot, and more. Explore By Light Professional IT Services's tech stack below.

  • Unity3D
    Audio, Video, Graphics
  • Mailchimp
    Email
  • Spring Boot
    Frameworks And Libraries
  • Modernizr
    Javascript Libraries
  • Ciena
    Network Hardware
  • Juniper Switches
    Network Hardware
  • MuleSoft
    Platform As A Service
  • JUnit
    Testing And Qa

Media & News

By Light Professional IT Services's Email Address Formats

By Light Professional IT Services uses at least 1 format(s):
By Light Professional IT Services Email FormatsExamplePercentage
First.Last@bylight.comJohn.Doe@bylight.com
94%
FLast@bylight.comJDoe@bylight.com
4%
Last.First@bylight.comDoe.John@bylight.com
1%
First.MiddleLast@bylight.comJohn.MichaelDoe@bylight.com
1%

Frequently Asked Questions

Where is By Light Professional IT Services's headquarters located?

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By Light Professional IT Services's main headquarters is located at 8484 Westpark Drive Suite 600 Tysons, Virginia 22102 United States. The company has employees across 6 continents, including North AmericaEuropeAsia.

What is By Light Professional IT Services's phone number?

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You can contact By Light Professional IT Services'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 By Light Professional IT Services's official website and social media links?

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By Light Professional IT Services's official website is bylight.com and has social profiles on LinkedIn.

What is By Light Professional IT Services's NAICS code?

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By Light Professional IT Services's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does By Light Professional IT Services have currently?

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As of April 2026, By Light Professional IT Services has approximately 738 employees across 6 continents, including North AmericaEuropeAsia. Key team members include Ceo By Light: B. D.Ceo: B. D.Chief Revenue Officer (cro): M. H.. Explore By Light Professional IT Services's employee directory with LeadIQ.

What industry does By Light Professional IT Services belong to?

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By Light Professional IT Services operates in the IT Services and IT Consulting industry.

What technology does By Light Professional IT Services use?

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By Light Professional IT Services's tech stack includes Unity3DMailchimpSpring BootModernizrCienaJuniper SwitchesMuleSoftJUnit.

What is By Light Professional IT Services's email format?

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By Light Professional IT Services's email format typically follows the pattern of First.Last@bylight.com. Find more By Light Professional IT Services email formats with LeadIQ.

When was By Light Professional IT Services founded?

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By Light Professional IT Services was founded in 2002.

By Light Professional IT Services

IT Services and IT ConsultingVirginia, United States501-1000 Employees

By Light Professional IT Services LLC, headquartered in McLean, VA, is a leading provider of advanced technology solutions delivering cyber and warfighter training platforms for Defense and National Security missions. The company’s two divisions, Cyber and Modeling, Simulation & Training, provide advanced cyber mission environments, synthetic training systems, and AI-enabled live training to prepare forces for modern conflict. By Light combines mission expertise with cutting-edge commercial technologies to enable defense organizations to predict, prepare, and prevail with greater speed, realism, and operational advantage. 

By Light is ISO 9001, 20000-1, and 27001 registered; and CMMI-Dev Level 3 rated; and C3PAO assessed at CMMC Level 2.

Section iconCompany Overview

Headquarters
8484 Westpark Drive Suite 600 Tysons, Virginia 22102 United States
Phone number
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2002
Employees
501-1000

Section iconFunding & Financials

  • $500M$1B

    By Light Professional IT Services's revenue is estimated to be in the range of $500M$1B

Section iconFunding & Financials

  • $500M$1B

    By Light Professional IT Services's revenue is estimated to be in the range of $500M$1B

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