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Gathering insights about Callsign

Callsign Tech Stack

Callsign uses 8 technology products and services including Facebook Ads, NoSQL, SonarQube, and more. Explore Callsign's tech stack below.

  • Facebook Ads
    Advertising
  • NoSQL
    Database
  • SonarQube
    Development
  • UNIX
    Operating Systems
  • Amazon Web Services
    Platform As A Service
  • Go
    Programming Languages
  • Ruby
    Programming Languages
  • Gatling
    Testing And Qa

Media & News

Callsign's Email Address Formats

Callsign uses at least 1 format(s):
Callsign Email FormatsExamplePercentage
First.Last@callsign.comJohn.Doe@callsign.com
96%
First.Middle@callsign.comJohn.Michael@callsign.com
3%
First@callsign.comJohn@callsign.com
1%

Frequently Asked Questions

Where is Callsign's headquarters located?

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Callsign's main headquarters is located at London, England GB. The company has employees across 6 continents, including EuropeAsiaNorth America.

What is Callsign's phone number?

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You can contact Callsign's main corporate office by phone at +1-571-966-1672. 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 Callsign's official website and social media links?

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Callsign's official website is callsign.com and has social profiles on LinkedIn.

How much revenue does Callsign generate?

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As of August 2024, Callsign's annual revenue reached $35M.

What is Callsign's SIC code?

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Callsign's SIC code is 4813 - Telephone Communications, Except Radiotelephone.

How many employees does Callsign have currently?

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As of August 2024, Callsign has approximately 218 employees across 6 continents, including EuropeAsiaNorth America. Key team members include Chief Revenue Officer: L. C.Chief Information Officer: A. P.Chief Revenue Officer: S. O.. Explore Callsign's employee directory with LeadIQ.

What industry does Callsign belong to?

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Callsign operates in the Computer and Network Security industry.

What technology does Callsign use?

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Callsign's tech stack includes Facebook AdsNoSQLSonarQubeUNIXAmazon Web ServicesGoRubyGatling.

What is Callsign's email format?

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Callsign's email format typically follows the pattern of . Find more Callsign email formats with LeadIQ.

When was Callsign founded?

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Callsign was founded in 2011.
Callsign

Callsign

Computer and Network SecurityEngland, United Kingdom201-500 Employees

Callsign is pioneering digital trust through proprietary technology that uniquely mimics the way humans identify each other in the real world. 

Positive identification of genuine users delivers privacy, safety and minimal friction whilst ensuring that bad actors are blocked. Through a simple Swipe or Type, users can be personally recognized to a 99.999% accuracy, delivering the highest fidelity AI based user recognition for the digital world.

Section iconCompany Overview

Headquarters
London, England GB
Phone number
+1-571-966-1672
SIC Code
4813 - Telephone Communications, Except Radiotelephone
Founded
2011
Employees
201-500

Section iconFunding & Financials

  • $10M$50M

    Callsign's revenue is in the range of $10M$50M

Section iconFunding & Financials

  • $10M$50M

    Callsign's revenue is in the range of $10M$50M

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