About us

HdK brings together 25 years of arts marketing experience with a team of specialists including web designers, social media experts, web programmers, animators and a film maker to offer solutions in all aspects of digital marketing.

  • Digital strategy and campaigns
  • Web development and hosting
  • Creative solutions and design
  • Social media management
  • Film and editing
  • Hans and his team responded to everything we asked, took time to understand our specific needs and delivered a product we are all absolutely thrilled with

  • We’re proud of our website now and the work is paying off.

  • Hans and all his workers are lifesavers – genuinely!

  • Crucially HdK were the most value, in terms of cost and trust.

  • They are part of my team – the extended family

  • I enjoy working with HdK and quality of service which is why I keep returning

Over the years we have worked with a variety of clients, inlcuding:

Artis Foundation
Arts Marketing Association
Arts Council England
BBC Worldwide
Bernie Grant Arts Centre
The British Museum
British Street Food
Cheek By Jowl
Chisenhale Dance Space
Dance Consortium
Dance Umbrella
Drake Music
English National Ballet School
English Touring Theatre
Gary Clarke Company
Greater London Authority
Jasmin Vardimon
Kymberly Wyatt Dance Academy
Les Ballet Trockadero de Monte Carlo
London Theatre Booking
National Youth Ballet
NHS (various trusts)
One Dance UK
Opera Rara
Polka Children’s Theatre
Protein Dance
Regent’s Park Open Air Theatre
The Royal Academy of Arts
Rudolph Nureyev Foundation
Salisbury International Arts Festival
Spitalfields Music Festival
Target Live
Theatre Royal Windsor
The Space
Vincent Dance Theatre

Meet the team

  • Hans de Kretser

    Hans de Kretser

    Director and Project Manager

    Hans has a background working in arts organisations like English National Opera and Sadler's Wells where he specialised in digital marketing when it all started. Since then he's helped over three hundred arts organisations with their online presence.

  • Raf Malanga

    Raf Malanga

    Creative Director

    Raf has been part of HdK Associates for over 10 years. An MA graduate from Central Saint Martins, Raf specialised in Communications Design and Digital Media. He understands all aspects of design, including user experience and branding.

  • Freya Ruane

    Freya Ruane

    Marketing Coordinator

    Freya coordinates social media campaigns and assist in implementing and developing Digital Marketing campaigns for our clients. She completed a degree in Communications and Media at University of Leeds and has previous Marketing experience working in the Higher Education sector.

  • Nicholas Hart

    Nicholas Hart

    Digital Project Manager

    Nick's here to help manage our digital projects and offer prompt, friendly support to all clients. Originally an actor and puppeteer, with credits including War Horse (National Theatre), Nick's also an experienced designer and front-end developer, and has been managing digital projects in the arts sector for eight years

  • Phoebe Cleghorn

    Phoebe Cleghorn

    Digital Marketing Manager

    Phoebe is our Digital Marketing Manager, here to help our clients create and implement digital marketing strategies and campaigns, as well as offering social media support and advice. With a background in PR, communications and editorial, Phoebe has been creating content, managing social platforms, and developing customer and influencer communities for several years.

  • Leonardo Collina

    Leonardo Collina

    Senior Designer

    Leonardo is a senior graphic designer with nine years experience in the creative industry specialising in editorial, typesetting and layout, branding. His work has been featured in Vogue, Cosmopolitan, Time Out London as well as on design platforms like Creative Review and Design Week.

  • Peter Blach

    Peter Blach

    Film & Editing

    Peter has been filming and editing trailers and features for HdK for over 12 years. He began his career in the UK TV industry in 1995 and progressed into production and worked on reality TV, short documentaries and film productions as well as making films for the public, arts and corporate sector sector.

  • Kate Sarley

    Kate Sarley

    Finance Manager

    Working for organisations such as Theatre Royal Stratford East, Soho Theatre Company and Talawa Theatre Company and many senior management roles, Kate is currently working as the financial manager for Culture&, and several independent artists in addition to HdK.

  • Gilad Visotsky

    Gilad Visotsky

    Graphic Designer and Animator

    Gilad creates striking and refined digital assets for use across online platforms, from still graphics to dynamic posters, animated videos and GIFs.

  • Perry



    Perry is in charge of ensuring that we meet our monthly tail wagging quota and have treats of only the highest standard. While he's only in the office on occasion – when his dad Gilad pops into the office – he's an integral member of the HdK team.