What is By Light's focus?

By Light readies warfighters and federal agencies with technology and systems engineered to connect, protect, and prepare for every next possibility.

ISR, modeling and simulation, training, digital services, and a range of technology solutions and products in areas like communications, cyberspace operations, IT, and more. 3. What industries does By Light serve?

By Light serves a variety of markets, including commercial, defense, education, federal, healthcare, and international.

What is By Light's approach to innovation?

By Light is focused on innovation, with partnerships, technical expertise, and a commitment to advancing capabilities that help its clients meet every next challenge.

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Instantly, Smartlead, lemlist, Clay, HighLevel, plus Claude and ChatGPT over MCP.

Voyager DBDeep data on millions of local businesses, with verified decision-makers to reveal.Contact ResearchHand-built prospect lists from human researchers, delivered in 24 hours.People SearchFind owners and decision-makers by job title, seniority and department.Chrome ExtensionColdlytics in your browser - prospect any business as you browse the web.IntegrationsInstantly, Smartlead, lemlist, Clay, HighLevel, plus Claude and ChatGPT over MCP.

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By Light

$24.0M revenue • 120 employees • 8484 Westpark Dr #600, McLean, VA, 22102, United States

Last Updated Feb 20, 2026

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Company Overview

Company Name

By Light

Address

8484 Westpark Dr #600, McLean, VA, 22102, United States

Website

bylight.com

Phone

(703) 224-1000

Approx. Annual Revenue

$24.0M

Employees

120

Established

2004

Locations

About By Light

By Light is a technology company headquartered in McLean, Virginia, with approximately 1,001 employees. The company was established in 2004 and provides technology and systems engineering services to warfighters and federal agencies, focusing on connectivity, cybersecurity, and preparedness.

Business Profile

Read from the By Light website on Oct 14, 2026. Hover an item to see the exact wording it came from.

About the website

Website quality (AI-assessed): 8/10 · Current copyright 2026; Comprehensive capabilities and markets

By Light locations

2 Google Business Profile listings.

Location	Google category	Reviews	Status
8484 Westpark Dr #600, McLean, VAprimary	—	—	Claimed
4038 Gillespie St, Fayetteville, NC	—	5.0 (2)	Claimed

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Contact Research

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By Light

Company Overview

Company Name

Address

Website

Phone

Approx. Annual Revenue

Employees

Established

Locations

About By Light

Business Profile

About the website

By Light locations

Companies near McLean, VA

Frequently Asked Questions about By Light

What is By Light's focus?

ISR, modeling and simulation, training, digital services, and a range of technology solutions and products in areas like communications, cyberspace operations, IT, and more. 3. What industries does By Light serve?

What is By Light's approach to innovation?

Technologies Used

Social Profiles

Key Decision Makers