Robert Lech, Earthwork foreman at CornerStone One, LLC (Commercial Plumbing, Prefab, Earthwork, Site Utilities

Robert Lech

Earthwork foreman at CornerStone One, LLC (Commercial Plumbing, Prefab, Earthwork, Site Utilities | Greater Milwaukee, United States

Profile last verified August 2026
Construction Verified Profile Greater Milwaukee, United States Waukesha County Technical College
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***@gmail.com

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Robert Lech Socials
Robert Lech Work Experience

Foreman at WILLKOMM Excavating and Grading in March 2018 - January 2020

Foreman at Western Contractors Inc in October 2014 - March 2018

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Operator foreman at Fischer Construction LLC in April 2009 - October 2014

Mechanic at Jx enterprise peterbilt in May 2006 - April 2009

Robert Lech Education

Waukesha County Technical College, Criminal justice

Robert Lech Skills
Team Leadership Leadership Trimble GPS Gps topcon Documentation Communication
About Robert Lech’s Current Company
CornerStone One, LLC (Commercial Plumbing, Prefab, Earthwork, Site Utilities

CornerStone One is the sole contractor in Southeastern Wisconsin offering excavation and grading, site utilities installation and commercial plumbing system design/installation from a single source. CornerStone expertise and experience covers everything from pre-planning to engineering to implementation. Our team uses advanced technology and clear communication to ensure every project is completed on time and on budget.

Discover more about CornerStone One, LLC (Commercial Plumbing, Prefab, Earthwork, Site Utilities
Robert Lech’s Colleagues
Brad Delaurier

Brad Delaurier

Greater Milwaukee

Service Team Manager at CornerStone One, LLC (Commercial Plumbing, Prefab, Earthwork, Site Utilities

Service Team Manager at CornerStone One
(November 2021 – Present)

Ainae Schmaus

Ainae Schmaus

Stevens Point, Wisconsin, United States

Assistant Project Manager

Assistant Project Manager at CornerStone One, LLC (Commercial Plumbing, Prefab, Earthwork, Site Utilities
(July 2019 – Present)

Gary Koier

Gary Koier

Greendale, Wisconsin, United States

BIM Specialist, Journeyman Plumber, Journeyman Automatic Fire Sprinkler Fitter at Cornerstone One

Plumbing BIM designer at Cornerstone Plumbing LLC
(November 2017 – Present)

Diane Broz

Diane Broz

Waterford, Wisconsin, United States

Accounting / Human Resources

Accountant / Human Resources Business Partner at CornerStone One
(July 2023 – Present)

Jason Pampuch

Jason Pampuch

Greater Milwaukee

Vice President at CornerStone One

Vice President at CornerStone One
(January 2003 – Present)

Mike Gallo

Mike Gallo

Greater Milwaukee

Master Plumber/VDC-BIM Designer-Designer of Engineering Systems-WI #2413-7

Master Plumber/VDC-BIM Designer at J.M. Brennan, Inc.
(March 2024 – Present)

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Frequently asked questions about Robert Lech

What is Robert Lech email address?

Email Robert Lech at [email protected]. This email is the most updated Robert Lech's email found in 2026.

How to contact Robert Lech?

To contact Robert Lech send an email to [email protected].

What company does Robert Lech work for?

Robert Lech works for CornerStone One, LLC (Commercial Plumbing, Prefab, Earthwork, Site Utilities.

What is Robert Lech's role at CornerStone One, LLC (Commercial Plumbing, Prefab, Earthwork, Site Utilities?

Robert Lech is Earthwork foreman

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