Team Criton

Meet our friendly and professional team, who is on hand to support you throughout your journey with us. 

Julie Grieve

Founder & CEO

Julie's mission in life is to help hoteliers embrace guest facing technology which can revolutionise their guest experience and their operations, reducing cost and increasing revenue. In her "free" time she sleeps and once a year makes a Christmas Cake.

Dwayne Pascal

Chief Technology Officer

Dwayne spends most of his time asking questions to simplify things, disrupt the status quo and working with teams to explore behaviours that lead to growth – both personal and business.  In his spare time, you’ll likely find him at an ice rink pushing pucks around.

Laura Sullivan-Denham

Sales Director

Laura has over 20 years Sales Director & CEO experience working with startup businesses in Edinburgh. She has a passion for taking new and exciting disruptive technologies to market both locally and globally that enable SME and Mid Sized companies to compete with large enterprise organisations through innovative solutions.

Susan Russell

Head of Marketing

Susan leads the marketing team in driving Criton's global ambitions.  She has over fifteen years experience in marketing roles including promoting Edinburgh’s Festivals and at VisitScotland.

Innes Chambers

Chief Finance Officer (P/T)

Experienced finance director, Innes Chalmers worked with Coopers & Lybrand, Dell Computers and Abbey Business Centres managing the companies’ large budgets. He also worked as a freelance finance director with clients in the property and hospitality sector.

Laura Vass

Business Development Manager

Laura has worked in the Scottish hospitality and tourism sector for over 10 years in Canada, Switzerland and the UK. Laura is passionate about enhancing the customer journey to provide a world-class experience.

Christian Dixon

Customer Success Manager & App Designer

Christian joined from Amazon in search of a new challenge within a startup. With a background in hospitality management, design & customer tech support roles, he is enjoying the challenge of learning new skills to get ideas developed.

Michelle Smith

Account Manager

With many years of experience working within the hospitality industry, Michelle’s aim is to embed technology into every day processes in a practical way. Originating from the Highlands, Michelle loves discovering new places and is always up for a ceilidh dance!

Stefano Modica Ragusa

Senior Marketing Executive

With a strong background in marketing & PR roles, Stefano’s focus is to maximise opportunities for brand exposure and raise the company profile through events attendance & PR activity. 

Valerie Lederer

Senior Marketing Executive

Valerie is responsible for integrated marketing campaigns.  She previously worked for an Engineering & Manufacturing start-up and has a background in the IT & Hospitality industry.

Louise Stevenson

Executive Assistant to CEO

Louise joined Criton as Executive Assistant to the CEO. She is an experienced PA with a background in Marketing and Event Management. Louise enjoys the varied and fast-paced work that comes with supporting Executives at Senior level and was a Finalist for the ‘PA Newcomer of the Year’ Award at the 2017 Scottish PA Awards.

David Lough

Product Owner

David is responsible for delivering value, ensuring that customer and user needs are well understood and communicated to the business.

Rob Gathergood

Product Owner

Rob is the Product Owner for the integrations team, working with 3rd party technologies to improve Criton’s product offering. Rob joined in June 2018 as a Junior Software Developer. He previously worked in the Aerospace industry as a Project Manager.

Alan Hannah

Development Manager

Alan joined Criton in March 2018 after four and a half years as a software developer at a digital marketing agency in search of a new and exciting challenge. Alan loves to cook when he isn't programming. 

Manfredi Pumo

UX/UI Designer

Manfredi joined Criton in September 2018 as a Product Designer, after having worked as an UX/UI Designer for several companies. He likes to solve complex problems, and thinks that design can be a pretty good way to do that!

Connor McGill

Tech Lead - App

Connor is a Senior Software Developer who has worked in a number of sectors for the last decade or so. From designing, project managing and building data entry systems for clinical trials at the University of Edinburgh to bespoke websites and apps for a marketing and design company. He also a wise but cruel Game Master for his tabletop roleplaying group in his free time.

Gordon McIntyre

Software Developer

Gordon joined Criton in November 2017 after graduating from CodeClan and then spending 1 year as the mobile developer for a local Web Development company.

Rachel Johnson

Software Developer

Rachel joined Criton in June 2018 as a junior software developer following a decision to seek out a new and exciting career in tech following 5 years working as a pensions actuary. When Rachel's not playing about with code, she enjoys playing korfball and netball and walking in Scotland's beautiful countryside.

Daniel Peet

Software Developer

Before joining Criton, Dan was a scientist who researched bio-molecular motors and wrote code to automate tasks around the lab. He's a fan of obstacle course racing and ultimate frisbee.

Joseph Fox

Software Developer

Joseph is a senior software engineer in the integration team. He is interested in everything about writing the code and contributing to the open source project. When he is not coding, he is doing maths - he is primarily interested in the operational research.

Seppo Tamminen

Software Developer