There are various dive operators on Meno, within walking distance is Devine Divers and Manta Dive Shop.   Should you want to do a one on one Scuba diving there is an independent dive instructor Janto will come to the house and do personalised dives with you and refresher courses if necessary.  You can contact him directly nearer the time of your stay on WA +6281239763605.  He dives around Lombok and also does also  dive in Bali.  If he is unavailable at the time of your stay due to prior dive commitments,  the other local dives shops are always available for local dives.