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Giertsen Company of Wisconsin

★ 4.8 (36 reviews)
Residential RooferRoofing contractor
#19of 146 roofers we track in Milwaukee
4.8★ ▲Google rating · market avg 4.7★
36reviews · more than 39% of Milwaukee roofers
1 of 3segments served: Residential Roofer
blog · 4 socialsdigital presence signals
50professionals tracked at this company
AddressSaratoga Dr C, Waukesha, WI 53186

Location & nearby roofers

About Giertsen Company of Wisconsin

Giertsen Company of Wisconsin offers disaster restoration and exterior construction services, including roofing and siding, with over 100 years of experience serving residential, commercial, and multi-family projects in the Midwest.

Services

roofingsiding

Digital presence

InstagramFacebookYouTubeLinkedIn📝 Blog · last post 2025-11-14

How Giertsen Company of Wisconsin compares in Milwaukee

Giertsen Company of WisconsinModern Exterior RoofingBulldog BuildersTri-County Contracting
Google rating4.8★4.9★4.9★4.9★
Reviews36738657819
SegmentsResidential RooferResidential Roofer, Commercial Roofer, Roof Repair SpecialistResidential Roofer, Commercial Roofer, Roof Repair SpecialistResidential Roofer, Commercial Roofer, Roof Repair Specialist
Website✓✓✓✓
Active blog✓✓✓—
Social channels446—
Professionals tracked50—53

Team (50 professionals tracked)

Robert Newtson

Business Development Manager

Ken Melser

Project Manager

Lynn Rabeor

Marketing and Business Development Director

Peg Rogers

Payroll/HR Manager

Kevin Giertsen

Owner

Eric Swanson

general manager

Nancy Hermsen

Office Manager

David Egan

CPA Controller at Giertsen Company

Chuck Griggs

Pm

Chad Bratsch

Estimator

Phil Gronholz

Wine Turbine Technician

Nicole Creighton Rathbun

Client Liaison

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Frequently asked questions

What services does Giertsen Company of Wisconsin offer?

Giertsen Company of Wisconsin lists these services on their website: roofing, siding.

How is Giertsen Company of Wisconsin rated?

Giertsen Company of Wisconsin holds a 4.8★ Google rating across 36 reviews, compared with a 4.7★ average among the 146 roofing companies we track in Milwaukee.

Does Giertsen Company of Wisconsin handle residential or commercial roofing?

Giertsen Company of Wisconsin is listed under Residential Roofer work (residential properties).

Where is Giertsen Company of Wisconsin located?

Giertsen Company of Wisconsin is at Saratoga Dr C, Waukesha, WI 53186. Phone: (262) 522-1918.

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