M. Leon Construction is a local, family-owned and operated construction company in the Portland area. We specialize in structural dry rot replacement and foundation restoration. We are also vastly known for our drainage and crawl space solutions. For over 35 years, realtors, home inspectors, and homeowners have relied on M. Leon's expertise to diagnose and repair problems in all areas of the home. If you make the mistake of hiring an inexperienced contractor, you could end up with poor-quality work.