Any procedures other than CoolSculpt/EmSculpt/SmartLipo/J Plasma/tummy tuck to fix loose skin?

Just based on your photos, it does not appear to me that you have an excess of skin on your abdomen. It is not unusual to develop a little roll of skin when flexing at the waist. There is one other treatment that you did not mention that could be used to tighten skin of the abdomen though, and that would be BodyTite. This is a radio frequency procedure that is used to produce some tightening.

Based on your photos, I am not sure you have that much skin laxity to address, but it does appear you have some extra fat in the upper abdomen and around the belly button. If you want some flattening and sculpting in this area, liposculpture might be a very good choice for you. This procedure uses micro-cannulas to remove the fat with extreme precision, so the procedure offers very nice results on more slender patients. If there is skin laxity, we can combine ThermiTight with liposculpture. ThermiTight is a nonsurgical skin tightening treatment that produces very good, long-lasting results for most patients. I encourage you to schedule an in-person assessment with an experienced, board-certified physician with expertise in body contouring for further assessment and treatment recommendations.

my whole practice is doing lipoabdominoplasty, or at least liposuction with internal heating (which is not the gold standard for skin tightening with body contouring).
you need muscular toning with trsculpt flex regularly, trainer, diet ect long term. in the shorter term tummy tuck or liposuction with j plasma can help. start peptide therapy (see link)

the smaller you are before liposuction the more contouring you can get from the procedure. most of my liposuction patients get pre and post surgical optimization with hormonal therapy (see link to help boost their weight loss before surgery and help them heal after).

You need a formal evaluation by an expert in body shaping and contouring to determine what is best.  Traditional liposuction awake and smart liposuction are old methods and do very poorly for tightening skin or significant skin tightening or contouring.  Small problem areas can be improved slightly by these methods.  The best in body contouring not only removes fat with energy devices like VASER ultrasound but also internally heat the skin with radio-frequency devices such as J PLASMA/RENUVION, InMode BodyTite, ThermiRF to heat the under surface of the skin and tighten it at the same time as fat removal. These combinations are called 4D HIDEF VASER contouring and can only be done by a well . trained body contouring specialist. At the same time fat should be harvested, PRP and stem cells added and injected into muscles or indentations/cellulite to get body shaping and contouring.  This is known as a Brazilian butt lift when you inject the fat to the buttock for contouring and lifting, but fat can also be used in areas such as the chest/breast, arms/shoulders, calves and face.  Cellulite should also be treated with cellfina, sculptra, subcision and/or fillers such as bellafill, renuva synthetic fat, or sculptra.  If skin is very loose before surgery then it will need to be removed such as lower abdominal skin (tummy tuck/abdominoplasty), breast skin (breast lift), arm skin (brachioplasty).  Overall you need a full assessment, but simple liposuction alone will not tighten skin and needs a combination of various methods -- fat removal, skin tightening, defining, fat grafting, skin removal -- to get the best in body contouring and body sculpting.  Dr. Emer.