Insights

Strategic Growth Kastle has demonstrated profitable growth with acquisitions including i2G Systems and ongoing expansion in managed security services, signaling ongoing opportunities for upsell and cross-sell of integrated access control, video surveillance, and identity management across broader enterprise and high-security facilities.

Enterprise Expansion With a diverse client base spanning commercial real estate, multifamily, education, and government facilities, there is potential to tailor multi-site deployments and compliant security programs that scale across portfolio landlords and campus environments, leveraging Kastle’s end-to-end platform.

Mobile Credential leadership Launching Aliro 1.0 mobile credentials positions Kastle to pursue sales opportunities in user-friendly, secure mobile access across Apple, Google, and Samsung ecosystems, appealing to organizations prioritizing frictionless tenant and employee experiences.

Recognition & Trust Industry accolades such as top security provider rankings and workplace awards bolster credibility for pursuing high-value contracts in enterprise, education, and government sectors, supporting competitive proposals and RFP success.

Technology Stack Advantage Existing tech portfolio including cloud and identity solutions (Active Directory, SageMaker, Azure DevOps) supports buyers seeking integrated security ecosystems; leverage this to offer differentiated, scalable deployments with data-driven analytics and identity governance.

Similar companies to Kastle Systems

Kastle Systems Tech Stack

Kastle Systems uses 8 technology products and services including AutoCAD, GitHub, Redis, and more. Explore Kastle Systems's tech stack below.

Media & News

Kastle Systems's Email Address Formats

Kastle Systems uses at least 4 email formats:
Kastle Systems Email FormatsExamplePercentage
FLast@kastle.comJDoe@kastle.com
69%
First.Last@kastle.comJohn.Doe@kastle.com
28%
First@kastle.comJohn@kastle.com
2%
Last.First@kastle.comDoe.John@kastle.com
1%

Frequently Asked Questions

What is Kastle Systems's phone number?

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

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Kastle Systems's official website is kastle.com and has social profiles on LinkedIn.

How much revenue does Kastle Systems generate?

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As of August 2026, Kastle Systems's annual revenue is estimated to be $500M - $1B.

What is Kastle Systems's SIC code and NAICS code?

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Kastle Systems's SIC code is 7381 - Detective, Guard, and Armored Car Services and NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does Kastle Systems have currently?

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As of August 2026, Kastle Systems has approximately 705 employees across 5 continents, including North America, Oceania and Asia. Key team members include Chief Human Resources Officer: B. C., Chief Marketing Officer At Kastle Systems: J. H. and Chief Sales Officer: R. M. Explore Kastle Systems's employee directory with LeadIQ.

What industry does Kastle Systems belong to?

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Kastle Systems operates in the IT Services and IT Consulting industry.

What technology does Kastle Systems use?

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Kastle Systems's tech stack includes AutoCAD, GitHub, Redis, Amazon SageMaker, Azure DevOps, Shopify, Microsoft Active Directory and Salesloft.

What is Kastle Systems's email format?

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Kastle Systems's email format typically follows the pattern of FLast@kastle.com. Find more Kastle Systems email formats with LeadIQ.

When was Kastle Systems founded?

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Kastle Systems was founded in 1972.
Kastle Systems logo

Kastle Systems

IT Services and IT ConsultingVirginia, United States501-1000 Employees

Kastle Systems is an IT services and IT consulting company headquartered at 6402 Arlington Boulevard, Falls Church, Virginia 22042, United States, with about 501 to 1,000 employees and reported revenue in the $500 million to $1 billion range. The company provides property technology solutions to protect commercial real estate, multi-family residential properties, global enterprises, educational institutions, and critical government facilities, including access control, video surveillance, visitor management, and identity management. Tens of thousands of businesses rely on Kastle's solutions daily to enable a smarter built environment. Kastle has received workplace recognition, including Energage 2021 Top Workplaces and a Culture Excellence Award for Diversity, Equity and Inclusion Practices. In March 2026, Kastle announced the rollout of Aliro 1.0 credentials across mobile wallets from Apple, Google, and Samsung.

Section iconCompany Overview

Phone number
Website
kastle.com
SIC Code
7381 - Detective, Guard, and Armored Car Services
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
1972
Employees
501-1000

Section iconFunding & Financials

  • $500M - $1B

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

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