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Jeff Green
Omaha
Owner & CEO
Ridgetop Holdings, Inc.
Larry Keith
Omaha
Owner & VP, Erection
Ridgetop Holdings, Inc.
Warren Griffin
Omaha
CFO
Ridgetop Holdings, Inc.
Mike Naccarato PE
Omaha
Chief Corporate Engineer - Director of Training/Standards
Ridgetop Holdings, Inc.
Mark Van Gestel
Omaha
Safety Coordinator
Ridgetop Holdings, Inc.
Mike Christenson
Des Moines
Project Manager
Northwest Steel Erection

Shaun O'Tool
Division Manager
Northwest Steel Erection
Daryl Charlson
Project Manager
Northwest Steel Erection

Patrick McClain
Project Manager
Northwest Steel Erection
Ryan Staudt PE
Structural Engineer,
Northwest Steel Erection
Staff