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Berntsen Brass & Aluminum Foundry

Berntsen Foundry specializes in lead-free brass and precision aluminum industrial castings.

Mining
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Headquarters
Madison, Wisconsin, United StatesSource: RevenueBaseRetrieved October 13, 2026
Employee range
51 to 200Source: RevenueBaseRetrieved October 13, 2026
Founded
1946Source: RevenueBaseRetrieved October 13, 2026
Published list appearances
26 supported appearances ↗Source: RevenueBase lists
The company at a glance

What does Berntsen Brass & Aluminum Foundry do?

Osvald Berntsen established Berntsen Foundry in 1946 after bringing his casting skills from Norway to America. The company remains family-owned by the fourth generation.

Based on the company’s public LinkedIn information, supplied through RevenueBase.

What the business offers

Services & capabilities.

Industrial castings

The company specializes in lead-free brass and precision aluminum castings.

Source: LinkedIn company description · Retrieved October 13, 2026

Custom machined parts

Projects can be handled from concept-model design through fully machined, leak-free custom parts.

Source: LinkedIn company description · Retrieved October 13, 2026

Explore the business in context

Company lists.

Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.

Positions describe ordering within each source list. See how lists are built ↗

Share your recognition

Embeddable award for your website

BADGE PREVIEWBerntsen Brass & Aluminum Foundry listed #4 on Bell bronze foundries, September 18, 2026Open the published source list.
Berntsen Brass & Aluminum Foundry

#4 Bell bronze foundries

Snapshot: September 18, 2026

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Company information

Sources & data notes.

RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated September 14, 2026, September 15, 2026, September 16, 2026, September 18, 2026, September 19, 2026, September 21, 2026, September 28, 2026, September 29, 2026, October 8, 2026 and October 9, 2026. How the company lists are built.

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