HydroGreen is located just North of Sioux Falls, SD.
Take Exit 86 off of Interstate I-29 (Renner/Crooks Exit).
Head East to first road going North, 472nd Ave.
(Road is about 20 yards from North Bound I-29 on-ramp.)
Go North approximately 1/4 mile.
Office is on East side of road (25758 House Number).
We respond to all correspondence, as soon as possible.
HydroGreen Global Technologies