About Us

At Ralph H. Simpson, we’re always looking for a better way: to build partnerships, to solve problems and to work together to make something to be proud of. That search for better has brought us a long way – all the way to the top of our industry. It also keeps us top of mind when customers need our services again. Because in our search for better, we found what’s best: being there when you need us, every time.

It all comes down to support

The support we give to our customers is only matched by the support our structures provide. We’re there for you from the minute we come onboard, maximizing efficiency, beating deadlines, and building a finished product the way only we can. For you and the people living and working where we build, that means structures built to function, to last and to wow.

Our Team

From our Office to our shop, each and every one of our team members is essential to the success of our business. We don’t put on airs or take ourselves too seriously. They just don’t make ‘em like us anymore.

Executive

Kristopher M. Haas

President
Team Member Since 1999

Paul J. Frost

Sr. Vice President
Team Member Since 1979

Matthew C. Prodehl

Vice President
Team Member Since 2011

Administration

Heidi Rotondi

Administrative Director
Team Member Since 2012

Ashley Maisel

Assistant Controller
Team Member Since 2023

Shannon Murphy

Accounting Assistant
Team Member Since 2023

Daniel Frost

Admin. Assistant
Team Member Since 2023

Sales

Paul J. Frost

Sr. Vice President
Team Member Since 1979

Christopher May

Estimator
Team Member Since 2019

Michael Eschbach

Estimator
Team Member Since 2020

Zachary Lovell

Estimator
Team Member Since 2022

Project Management

Matthew C. Prodehl

Vice President
Team Member Since 2011

Dominick Jagman

Project Manager
Team Member Since 2013

Kevin Stratman

Project Manager
Team Member Since 2015

John Graham

Project Manager
Team Member Since 2019

Production

Steve Zartler

Logistics Manager
Team Member Since 2003

Patrick Lyons

Production Manager
Team Member Since 2019

Fabrication

We are a Proud Union Shop – Iron Workers Regional Shop Local #853

Roberto Millan

Shop Foreman
Team Member Since 1993

Steven Stepien

Shop Supervisor / Layout
Team Member Since 2002

Miguel Ayala

Welder
Team Member Since 1998

Juan Banegas

Welder
Team Member Since 2018

Jack Carlson

Welder
Team Member Since 2018

Gilberto Villarruel Palomar

Welder
Team Member Since 2017

Gregory Sobczak

Welder
Team Member Since 2024

Jose Mercado

Layout
Team Member Since 2011

Fernando Palacios

Fitter
Team Member Since 1985

Ruben Hernandez

Laborer
Team Member Since 2016

Sean McManus

Laborer
Team Member Since 2014

Pedro Nevarez Soto

Welder
Team Member Since 2024

Jeremy Woolet

Driver/Laborer
Team Member Since 2021

Want to join us? We’re always looking for people to join the team.
Ralph H Simpson Careers