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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
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