Company Announcements

Location Sciences Group PLC

("Location Sciences" or the "Company")

Directorate change

Location Sciences Group PLC (AIM: LSAI), the pre-eminent global location verification provider to the $106 billion digital advertising industry, is pleased to announce the appointment of Donald "Donnie" Williams as a non-executive director of the Company with immediate effect.

Donnie has worked at Horizon Media, Inc. ("Horizon") for nearly 13 years and has served as Chief Digital Officer since 2010, responsible for business development, operations, capability establishment and implementation, as well as marketing. He has been instrumental in expanding Horizon's digital capabilities, including its performance media services division, as well as its digital experiences practice, providing Horizon clients with comprehensive solutions. He manages an expanding team of more than 300 digital experts with established capabilities in both the New York and Los Angeles offices.

Donnie has served in a number of advisory roles in the past and was also named an OMMA Online All-Star. Prior to Horizon, Donnie worked at Ignited USA and Carat Global. Donnie graduated from the University of Wisconsin in 2000.

Mark Slade, CEO of Location Sciences, said: "The Board is delighted that Donnie has agreed to join Location Sciences as a non-executive director. He brings substantial expertise and knowledge of the US media industry and, in particular, how large US agencies operate. This is an exciting hire for us and we are very much looking forward to working with him as we build Verity's presence throughout the US."

Regulatory disclosures (in accordance with Rule 17 and Schedule Two paragraph (g) of the AIM Rules for Companies):

Donald "Donnie" Edwin Williams, aged 42, has not held a directorship or partnership during the last five years.

No further disclosure is required under AIM Rule 17 and paragraph (g) to Schedule Two of the AIM Rules for Companies.

About Horizon Media, Inc.

Horizon is a global leader in the performance-driven application of data and marketing insights. The company was founded in 1989, is headquartered in New York, and has offices in Los Angeles and Toronto. With estimated billings of $8.7 billion and over 2,300 employees, Horizon is the second largest US media agency according to COMvergence data.

Recognised as one of the world's ten most innovative marketing and advertising companies by Fast Company, Horizon Media has been named Media Agency of the Year by MediaPost, Adweek and AdAge and is known for its highly personal approach to client service. Renowned for its culture, Horizon is also consistently named to all the prestigious annual Best Places to Work lists published by Fortune, Forbes, AdAge, Crain's New York Business and Los Angeles Business Journal, including "Best Workplaces for Diversity," "Best Workplaces for Women" and "Best Workplaces for Millennials" honours.

Earning the industry's highest honour, Bill Koenigsberg, President, CEO and Founder of Horizon Media, was inducted into the American Advertising Federation (AAF) Hall of Fame on April 30, 2019, at Cipriani Wall Street in New York City.

More information is available from Horizon's website www.horizonmedia.com

For further information please contact:

Location Sciences Group PLC                                                          via Milk and Honey PR

Mark Slade, Chief Executive Officer             

David Rae, Chief Financial Officer

Stockdale Securities Limited                                                             Tel: +44 (0)20 7601 6100

Tom Griffiths      

David Coaten      

Milk & Honey PR                                                                                Tel: +44 (0)20 3637 7310

Kirsty Leighton   

Jessica Ballinger  

About Location Sciences Group PLC:

Location Sciences is the pre-eminent global location verification provider to the $106 billion digital advertising industry. Working in partnership with brands, media agencies and suppliers to reduce ad-wastage and improve the effectiveness of location-based advertising campaigns.

The digital advertising market place remains unregulated and un-monitored, with an estimated $19 billion wasted on ad-fraud in 2018. Location Sciences has developed Verify, the world's first independent location verification product. Utilising sophisticated machine learning and pattern recognition technologies Verify detects location ad-fraud and shines a light on location data inaccuracy with the aim of bringing back integrity, transparency and trust to the market place.