Supreme Casting, Inc. Metal Sand Casting Foundry

Supreme Casting, Inc. Metal Sand Casting Foundry

Supreme Casting, Inc. Metal Sand Casting FoundrySupreme Casting, Inc. Metal Sand Casting FoundrySupreme Casting, Inc. Metal Sand Casting Foundry

Brass, Bronze, Alum, Zinc & Iron Sand Casting

Industrial & Architectural

Located in Milwaukee, WI since 1976

About Us

Family Owned

Industries Served

Industries Served

Bronze flag casting created by Tom Queoff Sculpture Studio

Supreme Casting, Inc., sand casting foundry is family owned and operated for almost 50 years.  We manufacture Brass, Bronze, Aluminum, Zinc and White Iron sand castings. Family owned since 1976 with decades of casting experience. 

Sand castings are perfect for smaller quantities of identical castings, complex castings with intricate cores and designs, architectural castings

and castings that are needed FAST. 

Industries Served

Industries Served

Industries Served

Milwaukee Harp Light aluminum sand casting

Sand casting is the simplest and most versatile of casting processes.  Our castings range in weight from a few ounces to hundreds of pounds. 

From decorative to sculptural, to blast machine parts, automotive, valves, pumps, cylinder heads, grates, seals, bearings, and the lighting industry, you name it, we've made it.

We specialize in

Industries Served

Pattern Equipment


Prototype Castings 

Production Castings

Architectural Castings

Short run castings that need QUICK deliveries 

Brass Castings

Bronze Castings

Aluminum Castings

Zinc Castings

Iron Castings



Pattern Equipment

Services and Capabilities

Pattern Equipment


Whether you need new patterns, have existing patterns or have a loose piece that needs to be replicated, we have the experience and expertise to accommodate. We will also store your existing patterns right at Supreme Casting.

Our Processes

Services and Capabilities

Services and Capabilities


We use two different sand casting processes at Supreme Casting.  Green Sand and Air set/No-Bake.  

Green Sand Casting: are great for short lead times, for almost all metals, and allows for inexpensive pattern costs. Airset/No Bake Castings: are great for complex castings allowing for greater flexibility in molding, higher detail castings, and larger sizes.

Services and Capabilities

Services and Capabilities

Services and Capabilities


Heat Treating


Pattern Making/Engineering





Drilling & Tapping

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We can keep your inventories ready at the foundry as you require. With our quick turnaround you are able to keep your own inventories low,  and can order on your own demand to reduce your out-of-pocket cost. 



As a sand casting metal foundry who has been in this industry for almost 50 years, our shorter lead times and turnaround allow designers and engineers to be more flexible and creative, prevent lost business, and increase cash flow. Having a consistently quick turnaround helps businesses gain traction and outpace your competitors.


Services and Capabilities

We can get your new sand casting projects up in running in no time. Here at the foundry, we have the capability of tooling you up and getting your prototype projects done FAST! Our molding capabilities allow for more cost effective tooling and quick turnaround.

Our wORK

Quality Sand Castings Since 1976


Production Castings



Architectural Expertise

Supreme Casting, Inc, sand casting foundry has worked on many architectural projects in the City of Milwaukee, Chicago and New York. We can replicate off original pieces in some cases to cut tooling costs. 

Contact Us

Better yet, see us in person!

Feel free to visit during normal business hours.

Supreme Casting, Inc.

7901 N 73rd St, Milwakee, WI 53223, US



Open today

08:00 am – 03:00 pm

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