Moderator NoticeThis is probably where you think it should be
@
Ephemerality314 - firstly welcome to Mobileread
My first question is - have you tried calibre's DOCX to EPUB conversion. Maybe you could outline its shortcomings w.r.t. tables
And have you tried this
e-Book Tools - a Word add-in
FWIW - when I have anything with non simple tables I settle for PDF.
BR