He is mainly remembered for his topographical paintings and drawings of English castles, country houses, parks and ruins.
[2] Hendrik de Cort studied in Antwerp under Henricus Josephus Antonissen and Willem Jacob Herreyns.
[7] Other founders included Balthasar Paul Ommeganck, Pieter Faes, Miss Herry, Jan Josef Horemans the Younger, Ferdinand Verhoeven, Hendrik Aarnout Myin, Frans Balthazar Solvyns, Mattheus Ignatius van Bree, Maria Jacoba Ommeganck, Marten Waefelaerts and many others.
He thus stood in a long tradition of Flemish painters who made topographical paintings of the estates of the British nobility, which includes artists such as Jan Siberechts, Peter Tillemans and Pieter Andreas Rijsbrack.
His early landscapes from the time before he moved to England were often made in collaboration with other Flemish artists such as Balthasar Paul Ommeganck and Petrus Johannes van Regemorter who painted the figures and animals.
[2] The collection of the Stedelijk Prentenkabinet (Municipal Cabinet of Prints) of the Plantin-Moretus Museum in Antwerp holds a sketch book of de Cort containing mainly drawings of castles from the time he was still residing in his home country.