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Our Impact
Advocacy
- Issues
- Get Involved
Awards
Events
- Calendar
- About ACEC WI Events
Membership
- Impact of Belonging
- Sponsor
Resources

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Tonia Westphal

Clark Dietz Inc.

Consulting Engineering Firms

Company/Parent Member

Parent: Clark Dietz Inc.

500 N. 3rd Street, Suite 703 Wausau, WI 54403

715.845.1333

Contact

316 W. Washington Ave
Suite 950
Madison, Wisconsin 53703

608.257.9223

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Engineers Make It Happen

Association Management Software

Copyright © 2025 - American Council of Engineering Companies of Wisconsin. Legal

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Applying for Membership?

The members of ACEC WI invite and encourage you to join!

By working together, we can achieve our mission to create a healthy environment for engineering firms to advance the prosperity and welfare of Wisconsin and enhance our industry as a whole.

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For consulting engineering firms, please click here. For affiliates, please click "View Membership Types" below.

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