John Kastner, P.E., Mba
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John Kastner, P.E., Mba Email & Phone Number

Associate at Langan Engineering & Environmental Services
Location: Milwaukee, Wisconsin, United States 8 work roles 2 schools
1 work email found @thesigmagroup.com 3 phones found area 773, 920, and 608 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 3 phones

Work email j****@thesigmagroup.com
Direct phone (773) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Langan Engineering & Environmental Services
Role
Associate
Location
Milwaukee, Wisconsin, United States
Company size
64 employees

Who is John Kastner, P.E., Mba? Overview

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Quick answer

John Kastner, P.E., Mba is listed as Associate at Langan Engineering & Environmental Services, a with 64 employees, based in Milwaukee, Wisconsin, United States. AeroLeads shows a work email signal at thesigmagroup.com, phone signal with area code 773, 920, 608, and a matched LinkedIn profile for John Kastner, P.E., Mba.

John Kastner, P.E., Mba previously worked as Board of Directors at Vierbicher and Engineering & Surveying Manager | Milwaukee Office Manager at Vierbicher. John Kastner, P.E., Mba holds Bachelor Of Science, Civil Engineering from University Of Wisconsin-Madison.

Company email context

Email format at Langan Engineering & Environmental Services

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*@thesigmagroup.com
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AeroLeads found 1 current-domain work email signal for John Kastner, P.E., Mba. Compare company email patterns before reaching out.

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Profile bio

About John Kastner, P.E., Mba

John Kastner, P.E., Mba is a Associate at Langan Engineering & Environmental Services. He possess expertise in highways, civil engineering, erosion control, construction management, land development and 5 more skills.

Listed skills include Highways, Civil Engineering, Erosion Control, Construction Management, and 6 others.

Current workplace

John Kastner, P.E., Mba's current company

Company context helps verify the profile and gives searchers a useful next step.

Langan Engineering & Environmental Services
Langan Engineering & Environmental Services
Associate
Milwaukee, WI, US
Website
vierbicher.com
Employees
64
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Company profile
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8 roles

John Kastner, P.E., Mba work experience

A career timeline built from the work history available for this profile.

Board Of Directors

Current
Vierbicher
Mar 2021 - Present

Engineering & Surveying Manager | Milwaukee Office Manager

Current
Vierbicher

Greater Milwaukee Area

Feb 2019 - Present

Senior Project Manager

The Sigma Group, Inc.

Greater Milwaukee Area

Providing clients with a comprehensive approach to construction services and site design.

Apr 2016 - Jan 2019

Group Manager & Project Manager

R.A. Smith National

Greater Milwaukee Area

2014 to 2016-Group Manager for Wisconsin Department of Transportation (WisDOT) Construction Services at R.A. Smith National & Project Manager of site development design for real estate developers and architects. 2012 to 2014-Project Manager for the design of multiple bridges and retaining walls for a portion of the US 41 Mega Project in Brown County. Coordinated multiple consultants to deliver successful products to WisDOT.2010 to 2013-Project Leader/Project Engineer for the oversight of WisDOT construction projects in the Northeast and Southeast Regions.

Jun 2010 - Apr 2016

Project Engineer

Wisconsin Department Of Transportation

Green Bay, Wisconsin Area

Participated in the oversight of two $15-million Interstate Highway construction projects in Brown, Sheboygan and Manitowoc County.Reviewed numerous projects' final documentation, which were created by multiple Project Managers and their staff, to ensure thorough and accurate documentation.

May 2009 - Jun 2010

Staff Engineer

Manhard Consulting

Greater Chicago Area

Designed over 50 land development projects ranging from 1,000,000 square foot industrial warehouses to 2,000 square foot commercial buildings. Created engineering site plans that involved sanitary sewers, watermains, storm sewers, roadways and parking lots.

Jan 2006 - May 2008

Construction Inspector

General Engineering Company

Portage, Wi

Inspected the installation of underground utilities and roadway improvements for municipalities.

Jun 2001 - Aug 2005
Team & coworkers

Colleagues at Langan Engineering & Environmental Services

Other employees you can reach at vierbicher.com. View company contacts for 64 employees →

TH Todd Halvensleben P.E. Todd Halvensleben P.E. Colleague at Langan Engineering & Environmental ServicesReedsburg, Wisconsin, United States View → DP Daniel Perry Daniel Perry Colleague at Langan Engineering & Environmental ServicesGreater Madison Area, United States View → TS Timothy Schleeper Timothy Schleeper Colleague at Langan Engineering & Environmental ServicesMadison, Wisconsin, United States View → JZ Justin Zampardi Justin Zampardi Colleague at Langan Engineering & Environmental ServicesVerona, Wisconsin, United States View → KW Kate Wright Kate Wright Colleague at Langan Engineering & Environmental ServicesLodi, Wisconsin, United States View → BR Brad Rymer Brad Rymer Colleague at Langan Engineering & Environmental ServicesGreen Bay, Wisconsin, United States View → DG David Glusick, Pe, Mba David Glusick, Pe, Mba Colleague at Langan Engineering & Environmental ServicesSun Prairie Town, Wisconsin, United States View → BB Bill Biesmann Bill Biesmann Colleague at Langan Engineering & Environmental ServicesMadison, Wisconsin, United States View → IA Ivan Alicea Ivan Alicea Colleague at Langan Engineering & Environmental ServicesMauston, Wisconsin, United States View → BB Brenda Beining Brenda Beining Colleague at Langan Engineering & Environmental ServicesGreen Bay, Wisconsin Metropolitan Area, United States View →
2 education records

John Kastner, P.E., Mba education

Bachelor Of Science, Civil Engineering

University Of Wisconsin-Madison

Activities and Societies: Kappa Sigma Fraternity, Interfraternity Council-Certificate from the Gaylord Nelson Institute for Environmental.

Master Of Business Administration (Mba)

Marquette University

-Specialization in Finance Selected Courses and Topics: - Entrepreneurial Finance - Valuation using Discounted Cash Flow (DCF).

FAQ

Frequently asked questions about John Kastner, P.E., Mba

Quick answers generated from the profile data available on this page.

What company does John Kastner, P.E., Mba work for?

John Kastner, P.E., Mba works for Langan Engineering & Environmental Services.

What is John Kastner, P.E., Mba's role at Langan Engineering & Environmental Services?

John Kastner, P.E., Mba is listed as Associate at Langan Engineering & Environmental Services.

What is John Kastner, P.E., Mba's email address?

AeroLeads has found 1 work email signal at @thesigmagroup.com for John Kastner, P.E., Mba at Langan Engineering & Environmental Services.

What is John Kastner, P.E., Mba's phone number?

AeroLeads has found 3 phone signal(s) with area code 773, 920, 608 for John Kastner, P.E., Mba at Langan Engineering & Environmental Services.

Where is John Kastner, P.E., Mba based?

John Kastner, P.E., Mba is based in Milwaukee, Wisconsin, United States while working with Langan Engineering & Environmental Services.

What companies has John Kastner, P.E., Mba worked for?

John Kastner, P.E., Mba has worked for Langan Engineering & Environmental Services, Vierbicher, The Sigma Group, Inc., R.A. Smith National, and Wisconsin Department Of Transportation.

Who are John Kastner, P.E., Mba's colleagues at Langan Engineering & Environmental Services?

John Kastner, P.E., Mba's colleagues at Langan Engineering & Environmental Services include Todd Halvensleben P.E., Daniel Perry, Timothy Schleeper, Justin Zampardi, and Kate Wright.

How can I contact John Kastner, P.E., Mba?

You can use AeroLeads to view verified contact signals for John Kastner, P.E., Mba at Langan Engineering & Environmental Services, including work email, phone, and LinkedIn data when available.

What schools did John Kastner, P.E., Mba attend?

John Kastner, P.E., Mba holds Bachelor Of Science, Civil Engineering from University Of Wisconsin-Madison.

What skills is John Kastner, P.E., Mba known for?

John Kastner, P.E., Mba is listed with skills including Highways, Civil Engineering, Erosion Control, Construction Management, Land Development, Site Development, Stormwater Management, and Site Plans.

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