Low Impact
Solutions With
High Impact Results
Low Impact Development Technologies, LLC provides a range of innovative stormwater solutions through its three specialized divisions: Porous Technologies LLC (PT), Stormwater Compliance, LLC (SWC), and Retain-It (RI).
PT offers a line of stormwater management products, including Stormcrete® (precast porous concrete slabs), and PaverGuide™. SWC is a nationally recognized leader in stormwater consulting, inspection, and maintenance, trusted by engineers, municipalities, and private clients alike.
RI, also owned by LID, manufactures and supplies Retain-It, an advanced subsurface system designed for detention, retention, and infiltration of stormwater.
Check out our brands below!
Service Group
Stormwater Compliance (SWC)
A nationally recognized leader in stormwater consulting, inspection, and maintenance — trusted by engineers, municipalities, and private clients alike.
Product Group
Retain-It (RI)
Manufacturer of Retain-It, an advanced subsurface system designed for the detention, retention, and infiltration of stormwater.
Porous Technologies (PT)
Prefabricated products including Stormcrete® precast porous concrete panels, & PaverGuide™ — engineering for stormwater above and below the surface.
Our Brands
