Join us at SAVANT Amsterdam – April 03, 2025. Learn more
Join us at CommerceNext, New York City – June 24-26, 2025. Learn more

About us

We’re on a mission to help shoppers make better buying decisions

We’re experts in social proof

Leveraging our expertise in social proof, we build greater customer engagement, increase sales and deliver immediate return on investment.

Our Solutions

Leading the field

From start-up in 2013 to the leader in social proof still today, Taggstar has some of the world’s largest brands and retailers as customers.

2013

Launched Social Proof Messaging

2014

Delivered 200 million messages a year

2015

Launched 'Last Purchased Time' Social Proof message

2016

Launched Analytics & A/B Testing

2017

Launched Global Social Proof messaging

2018

Launched social proof personalisation messaging

World first real-time Social Proof messages in dynamic emails with Movable Ink for The Very Group

Integration of aggregated review messaging with BazaarVoice into Social Proof messaging

2019

Deployment of Social Proof messaging in native app

Over 1 Billion API requests per month

2020

Launched Machine Learning optimisation

2021

Entered the US market

Delivered over 5 billion API requests a month

2022

Launched Social Proof Recommendations

2023

Launched Attribute Messaging

2024

Delivered 100 billion messages in the year

Launched Social Proof Pro Plan for speciality retailers

2025

Launched Dynamic Badging

Launched AI optimisation

Customer stories

Taggstar in numbers

10bn

Messages per month

20%+

Conversion rate uplift

100+

Websites & Apps

14

Languages

“We’re recognised as the global leaders in enterprise social proof. We pioneered it in 2013 and it is at the heart of everything we do.”

Marjorie Leonidas, CEO Taggstar

Argos logo
Debenhams logo in black
Fabletics
Kurt Geiger
Lakeland logo
M&S logo
Radley logo

We understand your
challenges

Our diverse backgrounds, skillsets, and ability to innovate by listening to our customers needs, allow us to continue leading the way in social proof.

Industries

The people behind Taggstar

Marjorie Leonidas

Chief Executive Officer

Andy Lucas

Chief Technology Officer

Peter Buckley

Chief Revenue Officer

Alison Wiltshire

Global Marketing Director

Ayowande Adeniji

Head of Professional Services & Support

Meet our board

Fraser Robinson

Founder, Board Member

George Robinson

Founder, Board Member

Robert Hissom

Board Member

Marjorie Leonidas

Board Member

Giving Back

Giving back to the community is as important as winning business for Taggstar and we support a range of charities and amazing causes.

Group photo at Battersea Park

The Marylebone Project

A 10-mile walk across thirteen of the icon London bridges over the Thames in aid of the Marylebone Project, raising over $12,000.

Learn more
Group image of people in Ukraine

Make A Difference Foundation ("MAD")

Supporting MAD, with a donation towards transporting food, clothing and medical supplies to Ukraine.

Learn more
4 people with large cheque outside Thames Hospice

Thames Hospice

We’ve supported the Thames Hospice with Team Taggstar participating in a recent Tough Mudder event.

Learn more

Want to know how much revenue we will
deliver for you?

Calculate the impact social proof will have on
your conversion rate and revenue.