I've seen a couple of postcard-type adverts from a fellow named Ron Steinbrecher in the Philadelphia area. One such can be found here:
National Record holder, 2650 Club, Distinguished Pistol shot will coach on an hourly or daily basis: Interested in improving your technique and raising your scores? Find out what is holding you back from shooting your best. I offer hourly ($18) and daily ($125) training sessions with emphasis on the fundamentals and mental management tailored to your individual needs. I can supply references of the those who have taken the all day seminar.
Call Ron Steinbrecher at 215-836-7184 for more information.
If any of the folks on this forum have had experience with him, please drop me a line or post a followup and let me know what you thought.