SSM provides services to remove sand and grit from wastewater treatment plants based around a patented Vertical Grit Separator system.
The SSM business will operate as part of Hydro International’s Americas Wastewater division which is headquartered in Hillsboro, Oregon.
UK-headquartered Hydro International develops solutions for stormwater and wastewater management. The company has operations in the UK, Ireland and the USA.
Michael Jennings, chief executive of Hydro International, said: “As we continue to drive growth efforts, particularly with our services strategy, this deal represents an important step forward to broaden the scope of what we can offer to better serve our customer base, always building around our core technology.”