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TeleSign

Telesign, part of the Proximus Group, provides digital identity and programmable communications solutions.

Last updated September 10, 2026

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Overview

Telesign, a part of the Proximus Group, provides Continuous Trust to leading global enterprises by connecting, protecting, and defending their digital identities. Founded in 2005 by Darren Berkovitz, Ryan Disraeli, and Stacy Stubblefield, the company offers digital identity and programmable communications solutions through APIs that deliver user verification, data insights, and communications worldwide. Its products include intelligence tools like Intelligence and Phone ID, engagement services such as Omnichannel Messaging, Phone Numbers, SMS, Number Masking, WhatsApp API, Viber, and RCS, and verification solutions including SMS Verify and Silent Verification.

History

Telesign was founded in 2005 by Darren Berkovitz, Ryan Disraeli, and Stacy Stubblefield. It is a part of the Proximus Group and provides Continuous Trust to leading global enterprises by connecting, protecting, and defending their digital identities. The company verifies over five billion unique phone numbers a month, representing half of the world’s mobile users, and provides insights into the remaining billions. Its solutions provide fraud protection, secure communications, and enable the digital economy.

Products and positioning

Product categories. Intelligence · Phone ID · Omnichannel Messaging · Phone Numbers · SMS · Number Masking · WhatsApp API · Viber · RCS · SMS Verify · Silent Verification

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