Marijke is a leading specialist in the field of Contemporary Ceramics with nearly 20 years working in the auction and fine art industry.

As the founding Director of iRostrum Online Auctions Marijke has been developing and using the iRostrum online auction platform for her own business since 2011. Marijke established Maak Contemporary Ceramics in 2009, which has become an internationally respected and market leading art consultancy and auction house focused on handling the very best in contemporary ceramic art. The success of Maak is a result of combining an in depth specialist knowledge of contemporary ceramic art, with unique experience of the associated auction market and a dedication to providing excellence in client experience. It is the only auction house in the UK holding regular exclusive auctions of contemporary ceramics.

Prior to establishing Maak, Marijke was Head of the Contemporary Ceramics Department at Bonham’s, which had maintained a longstanding reputation as world leaders in the field, organising regular sales of the very best in International Contemporary Ceramics in London and New York.

In addition Marijke has been a Consultant Lecturer at Sotheby’s Institute of Art, contributing to the MA in Contemporary Design and providing insights into Online Auctions to the MA in Art Business as well as a number of other post-graduate courses. 

Greg is a digital business leader with extensive experience in engineering innovative digital solutions through leading world-class multi-disciplined teams to develop and implement multiple IT strategies within complex global organisations and business start-ups. 

A specialist in Bespoke Software Development, Greg is committed to building great products which customers love, whilst delivering end-user focused cutting edge mobile first solutions to disrupt traditional markets.

Greg's well-honed analytical, presentation and technical skills are allied with his ability to maintain productive relationships with both technical and non-technical people.

Greg recently was responsible for the design, build and delivery of Aptumo, a next generation Multi-Utility Enterprise Billing Product built on Salesforce.

Greg has been responsible for financial business systems turning over up to £1 billion annually and understands the importance of building robust, scalable, secure and available platforms which you can trust.

Igor is a full stack Lead Software Developer who has been working on the iRostrum system since 2013. As a full stack senior developer Igor brings 14+ years of diverse software engineering experience, system architecture design, and infrastructure operations. With a focus in functional programming, type-level programming, and formal verification, Igor’s skills are creating clean and maintainable software code with a focus on code reliability, cloud-native architecture and patterns. His use of Domain Driven Design allows him to solve business challenges and complex processes.

Igor also boasts a Master's degree in Mathematics and Computer Science.

Ilya Rachinsky is a Senior Software Engineer who believes in the power of clean code and intentional design. Since joining the iRostrum team in 2018, he’s focused on building intuitive, refined user interfaces—driven by the belief that great technology shouldn’t need a manual. With a background as a Computer Science teacher, Ilya brings clarity of thought to every project, distilling complexity into interfaces that feel effortless. He’s an expert in frontend performance optimisation and API integrations, and thrives not just on writing software, but on delivering clear, actionable solutions to real-world challenges.

Experienced in cloud-based SaaS product development, Ilya applies a practical, teachable mindset to every technical challenge. When he’s not untangling complex problems at work, you’ll find him tinkering with new frameworks (or occasionally breaking them) or chasing shuttlecocks on the badminton court.

Vera holds an MBA in Communication and Marketing and brings nearly 7 years of experience across technology, education and non-profit sectors. As iRostrum’s executive assistant, she’s focused on supporting operations and customer experience, always approaching her work with care and clarity, ensuring that every interaction showcases the best of the product and makes each client feel uniquely valued

Vera finds purpose in building strong relationships, actively listening to clients, and providing tailored support to create meaningful customer experiences. She’s skilled in strategic communication, program development, and using AI tools to streamline processes. Vera values teamwork, enjoys collaborating in environments built on trust, and is passionate about helping others achieve their goals.