Frank Tan - Email & Phone Number

Commercial Director, APAC at Callsign

Frank Tan is based out of Singapore and works at Callsign as Commercial Director, APAC .

Frank Tan's Contact Information

Frank Tan's Work email

f*****@callsi***.com

Valid

Latest update

October 11, 2025

Location

Singapore

Frank's current employer

Callsign

Description

Marking a new era in passive authentication, fraud prevention and intelligence. We make digital identity simple and more secure.

Website

callsign.com

HQ Location

London, England, United Kingdom

Number of employees

51-200

Industry

Computer And Network Security

Latest update

May 1, 2024

Read about Callsign

Frequent questions about Frank Tan

What company is Frank Tan working for?

Frank Tan works for Callsign.

What is Frank Tan's function at Callsign?

Frank Tan is Commercial Director, APAC at Callsign.

Where is Frank Tan based?

Frank Tan is based out of Singapore.

What is Frank Tan's work email address?

Frank Tan's professional email address is f*****@callsi***.com

Who are Frank Tan's co-workers?

Frank Tan's colleagues are Adelle Jennings, Zia Hayat, Phil Gordon, Mazhar Malik, Ian Welch, Richard Wallwork, Varsha Tevarkalam, Priya Kanish, Valentina Valle, Abdul Pasha, Sarah Whipp, Zuul Yakub, Joe Micara, Matthew Gott, Ben Spencer, Patrick Imbach, Christopher Hutton, Sinead Matine, Maureen Regan, Edwin Maina, Dragan Krtalic, Darren Evans, Zuul Quarnain, Thor Ahmed, Michael Farry, Yogesh Patel, Aaron O'Connor, Paul Fletcher, Jonno Rose, Ahmed Sultan, Elliott CIPD, Ali Munawar, Rachel Matthews, Hal Granoff, Gavin Bennett.

Frank's co-workers

Adelle Jennings

Executive Assistant to CEO & Founder

Senior Cryptography Engineer | Engineering Product Owner

Ian Welch

Co-Founder & Chief Operating Officer

Richard Wallwork

SVP Operations at Callsign

Varsha Tevarkalam

Cloud Operations Engineer

Priya Kanish

People Projects Coordinator

Valentina Valle

Facilities Coordinator

Abdul Pasha

Cloud Operations Engineer

Sarah Whipp

CMO and Head of Go To Market Strategy

Zuul Yakub

VP of Global Customer Success

Joe Micara

Vice President of Sales, North America

Matthew Gott

VP Operations

Ben Spencer

VP of Technology Delivery

Patrick Imbach

CFO

Christopher Hutton

VP of Integration Strategy

Sinead Matine

CTO Office Governance Lead

Maureen Regan

CTO Office Lead

Edwin Maina

L2 Cloud Engineer NOC

Dragan Krtalic

Vice President Of Architecture

Darren Evans

Vice President - Delivery

Zuul Quarnain

VP of Global Sales Strategy & Analytics

Thor Ahmed

VP, Global Head of Sourcing and Contracting

Michael Farry

VP, People

Yogesh Patel

CTO & Head of AI Research

Aaron O'Connor

VP, InfoSec Risk, Compliance and Privacy

Paul Fletcher

VIce President of Research & Development

Jonno Rose

Vice President of Sales Operations

Ahmed Sultan

Head of security engineering

Elliott CIPD

People Operations Lead

Ali Munawar

Head of Transformation

Rachel Matthews

Director of Global Corporate Communications

Hal Granoff

Head of US Market Development

Gavin Bennett

Client Delivery Lead/Programme Manager

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