What to look for in a coach plus a list of potential choices for a remote coach (online and/or traveling). Local coaches should list themselves on the page that represents the community where they are based in the Places To Paddle section of the wiki.
Good coaches are often very versatile - Steve Scoggins and Simon Brownlie (photo from BCKST facebook)
There are some differences in the level of focus and assistance on fitness vs technique provided by these programs. And with a number of them there are different levels/costs available for technique and performance analysis (video, training data review, etc).