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Maintenance Services
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Emergency Uptime SupportEmergency Uptime Support
Equipment Repair & ReplacementEquipment Repair & Replacement
Shutdown SupportShutdown Support
Resident Contractor ServicesResident Contractor Services
Maintenance Improvement ProgramsMaintenance Improvement Programs
Workforce Solutions
Training & DevelopmentTraining & Development
Talent AcquisitionTalent Acquisition
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Piping
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© 2025 Pro Services

Our Team

Expertise Forged 
by experience

Meet the people who set the standard of excellence in the field and behind the scenes.

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Executive Team

Executive Team
01. Executive Team

Mike Vandemaele

Mike Vandemaele
CEO / Owner
01. Executive Team

Josh Jelenek

Josh Jelenek
President / CFO
01. Executive Team

Dan Schulte

Dan Schulte
Chief Marketing & Strategy Officer
01. Executive Team

Kurt Willmont

Kurt Willmont
Chief People Officer
01. Executive Team

Roy Lemke

Roy Lemke
Executive VP - Workforce Solutions
01. Executive Team

Safety

Safety
02. Safety

Kelly Christy

Kelly Christy
Safety Director
02. Safety

Mike Hensley

Mike Hensley
Safety Manager
02. Safety

Dan Ford

Dan Ford
Safety Specialist
02. Safety

Chris Shepherd

Chris Shepherd
Safety Specialist
02. Safety

Joe Sullivan

Joe Sullivan
Safety Specialist
02. Safety

Yul Kim

Yul Kim
Safety Specialist
02. Safety

Ben Dallas

Ben Dallas
Safety Specialist
02. Safety

Capital Projects

Capital Projects
03.Capital Projects

Andy Reed

Andy Reed
Senior Director of Skilled Trades - Capital Projects
03.Capital Projects

Matt Begeman

Matt Begeman
Senior Director of Skilled Trades - Capital Projects
03.Capital Projects

Mike Keeler

Mike Keeler
Senior Capital Project Manager
03.Capital Projects

Justin Hewitt

Justin Hewitt
Capital Project Manager
03.Capital Projects

Chris Gill

Chris Gill
Capital Project Manager
03.Capital Projects

Rob Commissaris

Rob Commissaris
General Supervisor
03.Capital Projects

David Thompson

David Thompson
Assistant Capital Project Manager
03.Capital Projects

Janet Gundt

Janet Gundt
Assistant Capital Project Manager
03.Capital Projects

Estimating

Estimating
04.Estimating

Mike Mansfield

Mike Mansfield
Director of Estimating
04.Estimating

David Geisler

David Geisler
Estimator
04.Estimating

Tim Hoover

Tim Hoover
Estimator
04.Estimating

Jeff Jagnecki

Jeff Jagnecki
Estimator & Piping Project Manager
04.Estimating

Jessica Kauwe

Jessica Kauwe
Estimating Coordinator
04.Estimating

Emma Yealin

Emma Yealin
Divisional Administrator
04.Estimating

Skilled Trades

Skilled Trades
05.Skilled Trades

Jeff Warren

Jeff Warren
Senior Director of Skilled Trades - Recurring
05.Skilled Trades

Brian Wilcox

Brian Wilcox
Director of Millwrights, Alignment & Fabrication
05.Skilled Trades

Eric Zettelmaier

Eric Zettelmaier
Director of Millwrights, Alignment & Fabrication
05.Skilled Trades

Corey Stevens

Corey Stevens
Director of Indiana
05.Skilled Trades

Andy Knapp

Andy Knapp
Piping Project Manager
05.Skilled Trades

Matt Walraven

Matt Walraven
Plumbing Project Manager
05.Skilled Trades

Ryan Storey

Ryan Storey
Resident Contractor Project Manager
05.Skilled Trades

Travis Quick

Travis Quick
Alignment Project Manager
05.Skilled Trades

Jeff Kurtz

Jeff Kurtz
Millwright Project Manager
05.Skilled Trades

Shane Homister

Shane Homister
Millwright Project Manager
05.Skilled Trades

Anthony Fusco

Anthony Fusco
Millwright Project Manager
05.Skilled Trades

Erik Hanson

Erik Hanson
Millwright Project Manager
05.Skilled Trades

Ryan Kostakis

Ryan Kostakis
Fabrication Project Manager
05.Skilled Trades

HVAC & Plumbing Service

HVAC & Plumbing Service
08. HVAC & Plumbing Service

Mark Der-Stepanian

Mark Der-Stepanian
Director of Service
08. Skilled Trades - HVAC & Plumbing Service

Brandon Potter

Brandon Potter
HVAC & Controls Project Manager
08. Skilled Trades - HVAC & Plumbing Service

Bill Lounsbury

Bill Lounsbury
Senior Technician/Project Manager
08. Skilled Trades - HVAC & Plumbing Service

Jess Flickinger

Jess Flickinger
Service Operations Manager
08. Skilled Trades - HVAC & Plumbing Service

Montana Barker

Montana Barker
Service Coordinator
08. Skilled Trades - HVAC & Plumbing Service

Operations

Operations
09. Operations

Todd Grassow

Todd Grassow
Director of Operations & Logistics
09. Operations

Justin Weal

Justin Weal
Tooling & Fleet Manager
09. Operations

Herman Barry

Herman Barry
Tooling & Logistics Coordinator
09. Operations

Rob Sheets

Rob Sheets
Lead Commercial Driver
09. Operations

Joe Niemczyk

Joe Niemczyk
Shop Technician/Trucking
09. Operations

Brian Clark

Brian Clark
Mechanic
09. Operations

Mike Nuyen

Mike Nuyen
Mechanic
09. Operations

Tanner Kirchner

Tanner Kirchner
Tool Technician
09. Operations

Dalton Musselman

Dalton Musselman
Tool Technician
09. Operations

Workforce Solutions - Maintenance Improvement Programs

Workforce Solutions - Maintenance Improvement Programs
10. Maintenance Consulting

Allen Chapin

Allen Chapin
External Operations Director
10. Maintenance Consulting

Shawn Berry

Shawn Berry
Program Manager
10. Maintenance Consulting

Workforce Solutions - Training & Development

Workforce Solutions - Training & Development
11. Training & Development

Jim Sutton

Jim Sutton
Director of Academic Affairs
11. Training & Development

Joe Raleigh

Joe Raleigh
Pro Academy Instructor/External Training Coordinator
11. Training & Development

Alec Reynolds

Alec Reynolds
Pro Academy Technician Training Coordinator
11. Training & Development

Workforce Solutions - Talent Acquisition & Talent Management

Workforce Solutions - Talent Acquisition & Talent Management
12. Talent Acquisition & Workforce Solutions

Kelly Jensen

Kelly Jensen
Director of Talent Acquisition & Workforce Solutions
12. Talent Acquisition & Workforce Solutions

Josh Haddock

Josh Haddock
Senior Talent Manager
12. Talent Acquisition & Workforce Solutions

Kristina Leitz

Kristina Leitz
Talent Acquisition Specialist
12. Talent Acquisition & Workforce Solutions

Kassandra Hojnacki

Kassandra Hojnacki
Talent Acquisition Specialist
12. Talent Acquisition & Workforce Solutions

Sales & Marketing

Sales & Marketing
13. Sales & Marketing

Mike Orley

Mike Orley
Director of Sales
13. Sales & Marketing

Stan Roe

Stan Roe
Business Development
13. Sales & Marketing

Brandon Wells

Brandon Wells
Business Development
13. Sales & Marketing

Molly Petty

Molly Petty
Marketing Analyst
13. Sales & Marketing

Human Resources

Human Resources
14. Human Resources

Laura Van Popering

Laura Van Popering
Senior Director of Corporate Special Projects & Human Resources
14. Human Resources

Jasmine Stahl

Jasmine Stahl
HR Administrator
14. Human Resources

Office Administration

Office Administration
15.Office Administration

Maria Santos

Maria Santos
Executive Admin / Office Manager
15.Office Administration

Accounting

Accounting
16. Accounting

Justin Bus

Justin Bus
Controller
16. Accounting

Samantha Hagger

Samantha Hagger
Accounts Payable & Receivable Manager
16. Accounting

Kim Ryan

Kim Ryan
Payroll Manager
16. Accounting

Nick Schwerin

Nick Schwerin
Senior Accountant
16. Accounting

Jack Fuller

Jack Fuller
Accountant
16. Accounting

Mikayla VandeGiessen

Mikayla VandeGiessen
Accounts Payable Specialist
16. Accounting

Marybeth Easton

Marybeth Easton
Accounts Receivable Specialist
16. Accounting

Gil Tuttle

Gil Tuttle
Accounts Receivable
16. Accounting
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Field Notes

Building a Stronger, Safer Team – Our First Annual Safety Day

At Pro Services, we believe safety is more than a checklist. It’s a mindset. Events like Safety Day are a reflection of our culture: people-first, safety-focused and stronger together.
Read More

Pro Services Expansion: 250 New Jobs Coming to Michigan

We’re thrilled to share some exciting news about the future of Pro Services and the impact we are driving for the community we call home.
Read More
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