Manhole & Sewer Rehabilitation The most extensive line of Manhole repair, waterproofing and rehabilitation products on the market. We keep stormwater out! Products Engineered toward Infrastructure Sustainability Since 1985 Manhole & Water Valve Inserts View Products Manhole Rehabilitation View Products Manhole Rehab Equipment View Products Who we help We provide quality products and superior customer service to the sanitary sewer rehabilitation market. Client Type 1 Client Type 2 Client Type 3 Client Type 4 Client Type 5 How can JM&MP Help with your next manhole rehabilitation project? Name Email Message CONTACT JM& MP