If unable to find someone to carve wood it IS possible to recreate it with plaster, either using molds or building it up by hand.
Hell, you can even use multiple kinds of ready made trim stacked up to look fancy. Not art nouveau but still really nice.
I have a friend that is presently restoring a second empire house, and the answer is yes, but it's very niche.
And they tend to be nerds about it that do things like collect period specific woodworking tools.
Actually there are! I go to life drawing with one (carves custom marble fireplaces/mantelpieces) and it's wild to hear him talk about his job. Also got to know a Roman-trained chisel-and-hammer stone letterer. It's a feast or famine life but what jobs there are pay well
I worked with a master blacksmith, one guy, who would install these incredible pieces into people’s homes.
Entire staircase railings of metal, shaped into grape vines, with leaves and grape clusters.
