Shlomozalman: A young couple who wants a psychologist, therapist or marriage counselor to be there for them throughout engagement and marriage (for how long? Till 120?) is too immature to get married in the first place.
Giva a man a fish, you’ve fed him for a day.
Teach a man how to fish, you’ve fed him for life.
A rov/Rebbe etc (who usually goes unpaid for this particular service) can accomplish this.
You feel otherwise, based upon you’re general shita. Good for you