Affordable, professional sealcoating, asphalt driveway and parking lot solutions for the far western suburbs of Chicagoland. DNM Sealcoating is based in the Village of Elburn. We’ve been serving home and business owners in communities throughout Kane County for more than 20 years. Our reputation is founded on quality workmanship, great results and excellent customer care. 20 Years Experience If your driveway, parking lot or service roads are in disrepair don’t hesitate to call us for affordable solutions. Sealcoating is an effective way to refresh the overall look and function of your asphalt surfaces. Call DNM Sealcoating to schedule a FREE, no-hassle estimate!