Our Team

Office Personnel

Philip Mastagni
President / CEO

Nella Mastagni
Secretary / Treasurer

Michael Mastagni 
VP / Project Manager

Greg Mastagni 
VP / Project Manager
San Luis Obispo, Morro Bay Projects

Ron Kettelman
VP / Chief Estimator

Valorie Johnson
Chief Financial Officer

Erik Johnson
Project Manager

Keoni Larot
Project Manager

Sharleen Hughes
Project Engineer /
Safety Coordinator

Sonja Berry
Accounts Payable

Subcontractors

Dan Soto
Project Engineer
San Luis Obispo HS Projects

Amber Armstrong
Project Coordinator /
Payroll Administrator

Amanda Colvard
Project Engineer

Morro Bay HS Projects

Claudia Gil
Project Coordinator

Renee Osborne
Project Coordinator

Morro Bay HS Projects

Lisa Sprague 
Project Coordinator

San Luis Obispo HS Projects

Joanne Garcia 
Certified Payroll / Compliance

John Haskell
Facilities Manager

Field Personnel

Rod Hampton - Superintendent
Kim Hansen - Superintendent
Joe Sousa - Superintendent
Andy Meier - Superintendent
Shane Peltier - Superintendent
Dan Fugler - Superintendent
Jeff Hart - Superintendent

John Hogan - Superintendent - San Luis Obispo HS
Reid McMillan - Superintendent - Morro Bay HS