DH Consultancy is a small and medium sized enterprise (SME) which was set up in 2007 by Dr. Daniel Heynderickx as a one-person consulting firm. Since then, DHC was and is involved in several ESA contracts to develop database applications and user interfaces. Some of the main developments are 1) the MySQL database system for the ESA Solar Energetic Particle Environment Modelling (SEPEM) project, and the web based interface to the datasets and associated processing tools; 2) the ESA Open Data Interface (ODI) project, which has developed a MySQL database for several data analysis projects, and which is
being used in the FP7 projects SPACECAST, and EURISGIC. DH Consultancy is or was also involved as application developer or consultant for the ESA activities SPENVIS, MarsREM, REAT, JOREM, SWENET, Vispanet, EES, IPRAM, ESHIEM.
