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Rainwater Harvesting Supply Company is located in south St. Louis County in St. Louis, Missouri. We are just 1 mile east of interstate highway 55 at the Meramec Bottom Road exit. See the map for directions. 

Contact information


4888 Baumgartner Road

St. Louis, MO 63129

Phone number:




Credit Line For Contractors:

To establish a credit line with Rainwater Harvesting Supply Company, LLC, please print, and complete the following two forms. Mail them back to us and we will review your request and determine your credit status. We look forward to being of service to you!

RAINWATER_Credit_Application.pdf and RAINWATER_Harvesting_Co_Personal_Guaranty_Agreement.pdf

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