Grunau

1 Decision Maker · 2 Verified Contacts & Email Format

📍 Oak Creek, WI, United StatesConstruction Companies🗓 Est. 1920👥 200–500 employees 💰 $105 million
Employees
200-500
Founded
1920
Headquarters
Oak Creek, WI, United States

Company data last updated Jul 29, 2025.

About Grunau

Founded in 1920, Grunau Company was established and serves the Milwaukee, Wisconsin, USA area market as a mechanical engineering systems contractor for fire protection and mechanical systems

Email Format

{first_name}.{last_name}@grunau.com
50% sarah.smith@grunau.com
{first_name}{last_name}@grunau.com
50% sarahsmith@grunau.com

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Leadership & Decision Makers

Contact details of 1 Grunau decision makers

Jeff Hintze

Chief Financial Officer
Work j********e@grunau.com

Team & Specialists

Contact details of 1 Grunau team members

Mark Peters

Work m*********s@grunau.com

General Emails

General company emails, e.g. customer support lines

info@grunau.com General Inquiries

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Company Info Updated 29/07/2025
Oak Creek, WI, United States
Specialization Mechanical Engineering, CommercialResidential
Employees 200-500
Annual Revenue $105 million
Founded Date 1920
Where this data comes from

Records are compiled from publicly available sources and checked as described in our methodology. Company data last updated Jul 29, 2025.

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Frequently Asked Questions about Grunau

What does Grunau do?

Founded in 1920, Grunau Company was established and serves the Milwaukee, Wisconsin, USA area market as a mechanical engineering systems contractor for fire protection and mechanical systems

Where is Grunau headquartered?

Grunau is headquartered in Oak Creek, WI, United States.

When was Grunau founded?

Grunau was founded in 1920.

How many employees does Grunau have?

Grunau has approximately 200-500 employees.

What industry is Grunau in?

Grunau operates in the Construction Companies industry.

What is Grunau's annual revenue?

Grunau has an annual revenue of $105 million.

What is the email format for Grunau?

The most common email format at Grunau is {first_name}.{last_name}@grunau.com. For example: firstname.lastname@grunau.com.

How do I contact Grunau?

You can contact Grunau via email at info@grunau.com, headquartered in Oak Creek, WI, United States.

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