View NEI's full line of cast-iron access and hatch covers engineered and manufactured for a variety of applications.
With almost 150 years of experience, Neenah Foundry is a manufacturer and provider of highly engineered, structural, and sustainable solutions for a variety of Infrastructure and Industrial end-market customers.
The Company is the largest independent foundry in the US and produces gray and ductile iron castings. Neenah Foundry’s most recognizable products include manhole covers and frames, inlet frames and grates, tree grates, and cast-iron trench grates in roads and airport runways across America and internationally. Neenah Foundry is part of the Neenah Enterprises, Inc., group of companies.
Our vast portfolio of structural and sustainable solutions to meets your standard and customized requirements. Neenah Foundry engineers develop robust, cost-effective casting designs using the latest 3D modeling and simulation software to ensure our designs meet the needs of our customers.
We offer conversions of steel fabrication to cast iron and aluminum to cast iron, both providing cost savings, durability, and enhanced strength over the life of your product.
Neenah Foundry has warehouse and distribution centers located throughout the US.
View NEI's full line of cast-iron access and hatch covers engineered and manufactured for a variety of applications.
NEI's extra heavy-duty airport and port castings are exclusively manufactured to support the loadings imposed by all commercial and military aircraft.
Neenah Foundry has been the leading producer of cast iron bridge scuppers for drainage for more than fifty years.
NEI's regulatory-compliant cast iron detectable warning plates (DWP) offer appealing aesthetics, exceptional longevity, and freedom from maintenance.
Neenah Foundry downspout boots provide reliable and efficient water drainage with exceptional longevity and freedom from maintenance.
Neenah Foundry has been the market leader for decades with the widest market variety & outstanding durability for water drainage.
NEI manufactures cast iron manhole frames and covers in various sizes, shapes, and designs, including logo customization.
Neenah Foundry manufactures a wide variety of beautiful cast iron tree grates and fabricated steel tree guards.
Neenah Foundry produces cast iron trench frames and inlet solutions with appealing aesthetics, exceptional longevity, and low maintenance.
2121 Brooks Ave
Neenah, WI 54956