Our Company

Meet the Team

We are product innovators, data scientists, and data engineers.

Thomas McKenna - CEO | Co-Founder

Thomas McKenna

CEO | Co-Founder

Thomas has spent his career helping consumer businesses across Europe, Asia, and North America transform profitability and customer experiences through data and analytics.

At Bain & Company he led C-suite engagements across EMEA, delivering enhanced data & analytics and digital capabilities across a range of clients. Prior to that, he designed and scaled SaaS platforms (e.g. a leading personalization platform) for the likes of Tesco and Kroger, delivering significant sales uplift and cost reduction. He is passionate about innovation, product management and building high performance teams.

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 Dr. Gregory Fletcher - CTO | Co-Founder

Dr. Gregory Fletcher

CTO | Co-Founder

Greg leads our advanced analytics and data science capability. His expertise lies in the design, implementation and scaling of market-leading analytics solutions. He has extensive experience leading high performing data science teams to drive value for clients through technical innovation. Greg holds a PhD in experimental particle physics for his work at CERN on the Large Hadron Collider and is inspired by creative, disruptive thinking.

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Gerry Buggy - Co-Founder

Gerry Buggy

Co-Founder

Gerry has been building and leading technology businesses, based around enterprise software and data, for a number of years. He has co-founded a number of SaaS companies, including a cloud based payments company backed by Mastercard. Specialist areas include data privacy, streaming analytics, fin-tech, and trading systems.

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Fustina Donaghy - VP Engineering

Fustina Donaghy

VP Engineering

Fustina has many years of expertise successfully innovating and delivering strategic technology solutions. During her career she has worked across diverse industries including Financial Services, Retail, Real Estate, VOIP, and Software Automation . She has been instrumental in architecting data integration, reporting and analytics products and enabling engineering teams to deliver quality, secure and well architected on-premise, cloud native and hybrid solutions. When not working, Fustina spends most of her time transporting her children to their various activities and searching for the perfect chocolate brownie recipe.

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Minah Dadswell - Head of Product

Minah Dadswell

Head of Product

Minah has an intense focus on helping our customers succeed. She’s driven by a deep understanding of customers and an obsession with solving problems and bringing solutions to life. She has a wealth of experience leading the design and delivery of transformative solutions across global retail and ecommerce businesses.

She works hard to earn the trust and loyalty of our customers and is extremely proud of the vision and values of the Ocula team. At the weekend, Minah can be found scouring vintage markets to add interesting pieces to her tea set collection, and retro fabric to her pile of unfinished sewing projects.

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Louise Stewart-Murray - VP Operations

Louise Stewart-Murray

VP Operations

Louise has spent over 15 years consulting with the UK’s largest food retailers and brands, specialising in operational excellence and business transformation. At Ocula, Louise wears lots of hats (and trainers) but is ultimately responsible for ensuring we are at the top of our game when it comes to operating our business and building our great company culture. And when it comes to culture, she is passionate about ours being the most creative, diverse and inclusive one it can be. When not organising all things Ocula, she will mostly likely be organising plans for her family and friends (whether they like it or not!)

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Gaurav Ashisha - Head of Sales

Gaurav Ashisha

Head of Sales

Gaurav is passionate about helping customers solve their problems and helping Ocula drive business, by ensuring that we always keep the customer’s needs at the heart of what we do.

Gaurav has a track record of developing businesses in new markets, with 7 years of experience in SaaS, FMCG and Consumer Electronics markets providing him with extensive breadth and depth of knowledge.

In his free time, Gaurav enjoys creating personal growth content and researching his next destination for a holiday!

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Brendan O’Neill - Principal Data Engineer

Brendan O’Neill

Principal Data Engineer

Brendan (Benny) has been designing, developing and testing applications for 15+ years with a mix of embedded, desktop application and cloud development in diverse sectors such as content delivery, scientific imaging, payment systems, security cameras and more. With a core specialism in back-end systems, Benny’s skill set includes multiple languages and cloud technologies, systems architecture, event streaming, API development and third party integrations. Benny enjoys collaborative development with a focus and understanding of what the customer actually needs. Outside of work, Benny can be found in the gym, or building, installing or fixing something to finish his house.

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Ronan Bradley - Principal Data Engineer

Ronan Bradley

Principal Data Engineer

Pipelines are Ronan’s bread and butter, both in work and play (he’s an avid PC gamer when it comes to the resource-management genre).  Throughout his career he has enjoyed data engineering in many different industries, including telecoms, ad-tech and food tech (pizza), at all scales – from kilobytes to petabytes!

When not building pipelines, Ronan enjoys wrestling with his labradoodle Toby and sampling craft beer.

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Ivan Slobodin - Product Lead

Ivan Slobodin

Product Lead

Ivan is passionate about analytics and marketing technology. He’s equally excited about drafting a vision for client’s analytics, as well as getting into the nitty-gritty of on-site tags if such a need arises.

As part of marketing specialists’ team at Bain & Company, Ivan worked with several leading companies in Retail, Consumer Products and Technology categories. Prior to that, he ran app analytics and attribution team for a global telco.

In his free time you can find Ivan trying out a new dish or cocktail recipe, be it at the latest trendy London spot, or at home.

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Isabel Scavetta - Product Manager

Isabel Scavetta

Product Manager

Isabel is inspired by how we can leverage the power of data to solve some of our clients’ biggest problems. A creative thinker and problem solver, she combines her passion for product vision, strategy and design to ensure that as we build for the future, we build for everyone. Alongside Ocula, her award-winning work to improve diversity in the technology sector includes lead volunteering roles at Code First Girls, GirlCode and Microsoft, and sharing her experiences at Her Business Now. When she’s not working her magic in Jira, you’ll find her on the sports pitch, or adding a new hobby to her endless collection!

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Sara Klimesova - Senior Data Scientist and Simulation Engineer

Sara Klimesova

Senior Data Scientist and Simulation Engineer

Sara loves building, designing, and implementing complex models that help organisations make better decisions. She has a wealth of experience training Machine Learning and Digital Twin models to capture the intricacies of retail, aviation, automotive and Formula 1. Sara draws on her academic experience in data science and operational research (optimisation), where she received the Operational Research Society’s May Hicks Award for her Master’s dissertation on dynamic pricing optimisation (runner up). Away from the code editor, you will most likely find Sara hiking in the wilderness or, failing that, testing out London’s newest specialty coffee shop.

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Alex Santos - Senior Data Scientist and Simulation Engineer

Alex Santos

Senior Data Scientist and Simulation Engineer

Alex started his career as a simulation engineer for an F1 team and luxury car OEM, before transitioning into a large consultancy firm helping clients improve and automate their decision making processes using simulation and data science techniques.

Not surprisingly, away from work, Alex enjoys anything with wheels that goes fast, and if there is an engine attached to it, even better.

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Dr. Andrew Gordon - Senior Data Scientist

Dr. Andrew Gordon

Senior Data Scientist

Andrew enjoys the challenge of developing Machine Learning, Predictive Analytics and Optimisation techniques, and can often be found applying these to topics outside of work. Andrew holds a PhD in Statistics and was a recent Chair of the Royal Statistical Society Northern Ireland local group. Andrew is a champion for the dissemination of cutting-edge analytics in order to solve challenges, both within industry and public life, and to help optimise the benefits that data can bring.  Away from the data, Andrew is a keen Rocket League competitor and is always up for a 1v1!

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 Dr. Niall McInerney - Data Scientist

Dr. Niall McInerney

Data Scientist

Niall hails from the West coast of Ireland, and is a recent graduate of the MSc in Data Analytics from Queens University Belfast. His Masters dissertation examined how machine learning methods could extract valuable insights from Bovine Tuberculosis testing data in Northern Ireland. Previous to this, he worked as a Mathematics and Engineering Educator, and has a PhD in Applied Mathematics during which he developed models of drug release from various smart-polymer devices including contact lenses. When he’s not solving maths problems, he can likely be found hiking in the Mournes, poorly attempting to play traditional Irish music, or crying on the couch watching Everton lose again.

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Linus Folkerts - Junior Data Scientist

Linus Folkerts

Junior Data Scientist

Linus loves to immerse himself in challenging and complex problem statements and builds mathematical models to create understanding in crucial business areas.

He believes that the constant challenging of our own perspectives is a necessity.

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Ed Cooper - Webapp Lead

Ed Cooper

Webapp Lead

Ed has a wealth of experience in designing and delivering web applications for data science and simulation propositions, building out interactive data and geospatial visualisations in React and Angular for mission-critical production use cases. He also led technical strategy engagements with a top consulting firm. Before moving into web development, Ed founded an additive manufacturing startup and developed hardware prototypes in Shenzhen, China, as well as working in composite materials research for F1 teams and aerospace majors. Away from the keyboard, Ed can be found cycling the country lanes of the home counties and haunting London’s latest food and music spots.

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Thomas Downing - Data Engineer

Thomas Downing

Data Engineer

Thomas holds a Masters in Software Engineering from Queen’s University Belfast, and has gained a wealth of experience working with serverless technologies and data pipelines within an interconnected ETL platform. Thomas loves nothing more than being given a difficult problem and utilising technology to overcome it. Aside from work, Thomas loves all things sports and outdoors, he can be found (attempting to) surf the North Coast of Ireland or going fast downhill on a mountain bike.

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Daisy McGirr - Software Engineer

Daisy McGirr

Software Engineer

Daisy started her career in quality assurance but soon realized she had a deep desire to understand how the mechanics worked under the hood. This led to several years of up-skilling to start a career in software development.

When not sitting behind a computer screen, be it coding or gaming, Daisy can be found on two wheels as her number one passion is motorcycles.

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Gary Small - Data Engineer

Gary Small

Data Engineer

Gary studied Computer Science at the University of Manchester and has worked across the financial services industry so far in his career designing, building and testing analytical models and big data pipelines at scale.

Away from work, Gary loves exploring the Irish coastline with his dog, playing some 5-aside (when he’s not injured) and riding his bike in the countryside.

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David Walsh - Data Engineer

David Walsh

Data Engineer

David comes from an experience rich collaboration with multiple American investment banks, building out data feeds, web applications and cloud migrations. While there he developed his love for python and pipelines alongside a hunger to find new challenges leveraging all things databases and cloud.  He loves to get his head down into some code and find solutions to whatever problem comes his way.

Outside of work, When not gaming on his PC or trying to save the orangutans he is more commonly found outdoors by any means to keep active whether that’s running, hiking, swimming etc. followed closely behind by his Westie called Wesley.

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Jason du Preez - Ocula Advisor | CEO of Privitar

Jason du Preez

Ocula Advisor | CEO of Privitar

Jason is the co-founder and CEO of Privitar, an enterprise software company enabling organisations to use data for insight with an uncompromising approach to data privacy.

Jason is passionate about leadership, technology and growth and has spent his career building technology businesses. Prior to founding Privitar, Jason led data orchestration vendor, m35, from inception through to successful exit to Thomson Reuters.

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Simon Hay - Ocula Advisor |

Simon Hay

Ocula Advisor |

Simon has 35 years experience helping retailers leverage data & analytics to grow sales and to delight customers. Previous roles include CEO and Co-Founder at Outra, 25 years at dunnhumby including 6 years as CEO. He is passionate about culture and advising on how to create ones that are engaging, build skills, and make delivering results fun.

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Dr. Peter Bebbington - Ocula Advisor | CTO of Brainpool AI

Dr. Peter Bebbington

Ocula Advisor | CTO of Brainpool AI

Peter is the CTO and Director of the global technology company Brainpool AI, specializing in value discovery in data with the aid of state-of-art data science, machine learning, and AI stacks.

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Become part of the team

We are actively hiring exceptional data scientists, engineers, and product talent. If you have potential and drive, let us know why you could be a great fit here

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