Minnesota's Best Driveways. Whether you need an entirely new parking lot for your business, or just a new driveway apron for your home, BlackJacks Sealcoating is the company to call. We are the sealcoating experts of the Twin Cities area, and we can make your asphalt look like new again. We specialize in sealcoating, and also take care of potholes, apron repair and complete asphalt replacement. All our work is guaranteed. That's how confident we are in our abilities. You can rest assured that you will be completely satisfied with your asphalt when we get done with it! Call today for your free estimate!. * Sealcoating *Snow Removal* Driveway Aprons * Hot Rubberized Crack Filler * Complete Asphalt Replacement * Minor Asphalt Patching * Power Edging * Potholes * Sunken Apron Replacement.