U.S. Waterproofing is the largest basement waterproofing and foundation repair company in the Midwest. We’ve always been a lo ... cal, family-owned business since 1957 and continue to grow our business one satisfied customer at a time. Today, 400,000 dry basements later, we still put personalized service first. And it shows. Two-thirds of our business comes to us by person-to-person recommendation or from previous customers and has resulted in an A+ rating with the Better Business Bureau. read more