This sucks: I have a few of their DVDs and they released some seemingly long-lost titles including films made here over the years.
https://filmstories.co.uk/news/niche-british-film-and-tv-company-network-dvd-reportedly-goes-into-liquidation/ (https://filmstories.co.uk/news/niche-british-film-and-tv-company-network-dvd-reportedly-goes-into-liquidation/)