Lake Country's #1 Storage Facility and Retail Store Offering The Best Prices, Best Location & Best Facility All Under One Roof!
Welcome to Supreme Marine & RV. Your trusted storage and service partner in the Lake Country area. Conveniently located with easy access from Highway 16, I-94 and I-64. We offer secure outdoor & heated indoor storage for boats, RVs, cars, motorcycles, jet skis, trailers & more!
As a family-owned and operated business with over 20 years of industry experience, we’re committed to protecting your investment with top-tier storage solutions and personalized service. Whether you're storing for the season or year-round, our goal is to make your experience stress-free, reliable, and affordable.
What We Offer
We offer Lake Country Best Boat and RV Storage, Parts, Accessories, Sales and Service
Why Choose Us?
Investment Protection
Our 150,000 sq ft heated indoor storage facility offers full protection for all of your investments. Free heat is always included with our indoor storage rates ($400 value at no charge). We will keep your investment safe, warm and out of the elements of the outdoors.
Easy Access
Located with easy access from I-94, Hwy 16, and Hwy 164, dropping off or picking up your vehicle is quick and hassle-free. Our indoor heated storage and secure outdoor lot provide peace of mind all season long. We proudly serve customers throughout Pewaukee, Delafield, Oconomowoc, Okauchee, Waukesha, Menomonee Falls, Hartland, Wales, Sussex, New Berlin, Brookfield, Muskego, Dousman, Eagle, Merton, Nashotah, Lac La Belle, North Prairie, North Lake, Chenequa, Summit, and Lisbon—making us your trusted, local storage solution.
Extra Security
Our outdoor storage facility offers 3 acres of secure, fenced and gated storage for your boat and RV needs. Our indoor and outdoor facilities are under 24/7 computer surveillance with keypad entry and exit. 24-hour drop off and pick up flexibility.
In/Out Service
Call us when you would like to pick up your boat or RV from storage and we will have it out and ready for you. When you return it, we will put it back in storage and perform any additional services requested. In addition to storage, we also offer many other boat services.
Valet/Launch Service
Our boat valet service offers hassle less boating, call us when you would like to go out on the water, we will have the boat launched and ready to go on the lake of your choice. When you are done, we will be waiting to load your boat back up and take to our storage facility.
Delivery/Pickup
Our boat delivery and pick up service will pick up your boat or RV from your location and store it, when you would like it out we will deliver it to you. Protect and maintain your investment with our winterization and spring start up packages.