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Employee Directory

Our dedicated employees is what makes Greiner a great company to work with and is an often sought-after company for employment. We're one big family that respects each other, laugh with each other, provide support and are dedicated to ensuring client satisfaction.

MARK AHO

Superintendent

Nick Alms

Project Manager

Steve Amis

Senior Project Manager

Jim Bisek

Accounting Consultant

CHRIS BRISTOW

Senior Project Manager

Jose Chavez

Project Engineer

BRUCE COPENHAVER

Superintendent

Jim DeRocher

Superintendent

ROBERT DUNLEAVY

Senior Project Manager

TONY GHILANI

Project Manager

KRIS GRABIANOWSKI

Healthcare Leader

Tim Hansen

Estimator

DAVE HERRMANN

Superintendent

Derrick Hillstrom

Superintendent

ADAM JERSTAD

Project Manager

PAT JOHNSON

Superintendent

MARY JOHNSON

Administrative Assistant / Receptionist

RANDY JOHNSON

Senior Superintendent

Aleisha Kiley

Project Assistant

Matt Killian

Superintendent

Alison Kimber

Project Assistant

PAUL KREUTZFELDT

Senior Superintendent

TERRY LEONARD

Project Manager

KRISTIN LINDSTROM

Project Engineer

Dan Long

Superintendent

ERIN MANNING

Project Assistant

TONY MICKELSON

Shop Manager

JEROMY MOLINE

Superintendent

Stephanie Monahan

Accounts Payable Specialist

Phil Muhonen

Superintendent

JARED NEIERS

Project Manager

SARA NELSON

Accounting Associate

Tami Pint

Project Engineer

CLIFF SCHAFER

Chief Estimator

Zach Scharping

Project Engineer

Harry Sonnek

Superintendent

Matt Sonnek

Superintendent

Ryan Thibedeau

Project Manager

Josh Vlieger

Superintendent

Todd Walters

Superintendent

THERESA WEATHERLY

Accounting Manager

HEATHER WEERHEIM

Director of Business Development

JIM WELCH

Senior Project Manager

CATIE WHEELER

Marketing Manager

MERCEDES WIENTJES

Accounting Associate