Insights

Acquisition Impact Signal Defense has been acquired by Lockmasters, Inc., presenting a potential cross-sell or integration opportunity to Lockmasters’ customer base in security and access control, expanding reach into existing clients needing RF/IR shielding and TEMPEST-compliant solutions.

Defense Footprint With deployments at over 1,300 locations and a solid DoD emission security track record, there is a strong opportunity to target DoD contractors, defense facilities, and intelligence-related organizations seeking certified RF/IR shielding and secure facility solutions.

Security Focus Core offerings align with high-security needs such as ICD 705 TEMPEST compliance and DoD standards, signaling potential demand from government contractors, defense primes, and intelligence community facilities requiring validated shielding and protective film technologies.

Industrial Growth Smaller to mid-sized company profile (11–50 employees) with a niche technical product suggests room to upsell advanced shielding solutions, maintenance contracts, and customization for facilities expanding or modernizing secure spaces.

Digital & Tech Active use of partner and marketing tech (HubSpot, AWS, LinkedIn Ads, Hotjar) indicates readiness for targeted account-based campaigns, webinars, and content-led outreach focused on facilities managers, security officers, and procurement leads in defense and aerospace sectors.

Similar companies to Signals Defense, LLC

Signals Defense, LLC Tech Stack

Signals Defense, LLC uses 8 technology products and services including LinkedIn Ads, Hotjar, HubSpot Analytics, and more. Explore Signals Defense, LLC's tech stack below.

Signals Defense, LLC's Email Address Formats

Signals Defense, LLC uses at least 3 email formats:
Signals Defense, LLC Email FormatsExamplePercentage
FLast@signalsdefense.comJDoe@signalsdefense.com
73%
First.Last@signalsdefense.comJohn.Doe@signalsdefense.com
18%
LFirst@signalsdefense.comDJohn@signalsdefense.com
9%

Frequently Asked Questions

What is Signals Defense, LLC's phone number?

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You can contact Signals Defense, LLC'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 Signals Defense, LLC's official website and social media links?

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Signals Defense, LLC's official website is signalsdefense.com and has social profiles on LinkedIn.

How much revenue does Signals Defense, LLC generate?

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As of September 2026, Signals Defense, LLC's annual revenue is estimated to be $1M - $10M.

What is Signals Defense, LLC's SIC code and NAICS code?

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Signals Defense, LLC's SIC code is 3761 - Guided Missiles and Space Vehicles and NAICS code is 336414 - Guided Missile and Space Vehicle Manufacturing.

How many employees does Signals Defense, LLC have currently?

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As of September 2026, Signals Defense, LLC has approximately 29 employees across 2 continents, including North America and Asia. Key team members include Signal Defense: D. R., Army: A. V. and Army Nk Naik: M. S. Explore Signals Defense, LLC's employee directory with LeadIQ.

What industry does Signals Defense, LLC belong to?

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Signals Defense, LLC operates in the Defense and Space Manufacturing industry.

What technology does Signals Defense, LLC use?

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Signals Defense, LLC's tech stack includes LinkedIn Ads, Hotjar, HubSpot Analytics, Amazon Web Services, HubSpot Content Hub, WooCommerce, Microsoft 365 and Constant Contact.

What is Signals Defense, LLC's email format?

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Signals Defense, LLC's email format typically follows the pattern of FLast@signalsdefense.com. Find more Signals Defense, LLC email formats with LeadIQ.

When was Signals Defense, LLC founded?

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Signals Defense, LLC was founded in 2000.
Signals Defense, LLC logo

Signals Defense, LLC

Defense and Space ManufacturingMaryland, United States11-50 Employees

Signals Defense, LLC is a defense and space manufacturing company based in Owings Mills, Maryland, founded in 1999. Its core offering centers on optically clear window film technology designed to attenuate RF and IR signals, supporting shielding for facilities handling classified information and helping deter electronic eavesdropping. The company serves clients that require stringent security standards, including compliance with TEMPEST and other intelligence community and DoD emanation protection requirements, and it has deployed its technology at more than 1,300 locations. In addition to products, Signals Defense provides expertise to help organizations protect buildings from RF/IR/UV threats while also offering decorative films and custom window coverings to improve office appearance. Recent development includes the acquisition of Signals Defense by Lockmasters, Inc., announced in April 2025.

Section iconCompany Overview

Phone number
SIC Code
3761 - Guided Missiles and Space Vehicles
NAICS Code
336414 - Guided Missile and Space Vehicle Manufacturing
Founded
2000
Employees
11-50

Section iconFunding & Financials

  • $1M - $10M

    Signals Defense, LLC's revenue is estimated to be in the range of $1M - $10M

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