Enhance Your Membership Mountainside Fitness offers programs that add tremendous value to your membership. Choose a program below to add it to your new membership. HiddenName(Required) First Name Last Name HiddenEmail(Required) HiddenPhonePremium plus perks and amenities Premium Plus Add unlimited premium plus access ($15/Month) Personal Training Personal Training 4 Sessions Per Month ($160/Month) 8 Sessions Per Month ($284/Month)