Active registration

Prein & Newhof, Inc.

Grand Rapids, MI

General information for Prein & Newhof, Inc.

Physical address
3355 Evergreen Dr Ne, Grand Rapids, Mi, 49525
Mailing address
3355 Evergreen Dr Ne, Grand Rapids, MI, 49525
Website
preinnewhof.com

Points of contact for Prein & Newhof, Inc.

SAM.gov Points of Contact

THOMAS NEWHOF
Government Business POC Electronic Business POC
3355 EVERGREEN DR NE, Grand Rapids, MI, 49525
EDWARD DEMPSEY
Alternate Government Business POC Alternate Electronic Business POC
3355 EVERGREEN DR NE, GRAND RAPIDS, MI, 49525

Additional contact details may be available

NAICS codes for Prein & Newhof, Inc.

Code Description Small Business
541330 PRIMARY Engineering Services No
541340 Drafting Services No
541360 Geophysical Surveying and Mapping Services No
541370
Surveying and Mapping (except Geophysical) Services
No
541511
Custom Computer Programming Services
No
541519
Other Computer Related Services
No
541620
Environmental Consulting Services
No

PSC codes for Prein & Newhof, Inc.

Code Description
R425 SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL

Update history

3 change(s) tracked
Jan 22, 2026
NAICS 541519: exception NY → NN
Jan 22, 2026
NAICS 541511: small-business status Yes → No
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