Consultants are listed here. Mail Lists cover many different aspects, for more info. They are all installed at my site. Of use to other FreeBSD users that want to use their FreeBSD machines as AppleShare servers. Commercial support is available - ask Julian Stacey of Vector Systems Limited who maintains a geographically ordered world wide list of consultants .
Some developers even support their continuing developments on multiple operating systems.
Our ancestoral OS, itself based on BSD4.3. 386BSD was an impressive achievement by Bill Jollitz, a CD-ROM was eventually released, but as what at least once appeared a largely one man project, I'm not sure how active 386BSD is, consult newsgroups comp.os.386bsd. There are other differences, but many similarities too, as both are BSD 4.4 derivatives. Their strong point is that NetBSD supports lots of architectures. Very popular in Germany with end users, due to the vendors of 30 pack floppies, in the pre cd-rom era.