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Our Team

Robert Marshall

Owner
Rob has a comprehensive background in Finance and Strategic Sourcing based on 26 years at one of the largest building products/commercial roofing companies in the world. After evaluating over 50 companies Rob purchased G2 Roofing in September of 2016. “I bought G2 Roofing and Construction because they simply offered a better value proposition than any...
Robert Marshall

Chris Sanchez

Senior Commercial Specialist
Chris comes from a background of real estate development, finance and property management and has been in the storm restoration business for the past six years. Chris is HAAG certified in both residential and commercial and has hundreds of projects under his belt with budgets in excess of $5M.  With his combined Experience in construction,...
Chris Sanchez

John Kelly

Production Manager
John Kelly runs production at G2 Roofing & Production.  He has worked with G2 since 2014. JK gets a sense of satisfaction in completing a job correctly, efficiently and quickly while making the process as smooth as possible. From start to finish JK works to make the job a great experience for the customer.  JK...
John Kelly

Maxwell Marshall

Project Manager Assistant – Summer help – Max is currently attending CU in Boulder.  He helps out where needed at G2 in the summer.
Maxwell Marshall

Greg Marthaler

Senior Project Manager
Greg is known for his entrepreneurial-spirit.  Greg approaches everything with enthusiasm, organization and energy. He has been instrumental as one of the founders in establishing G2 roofing. He has had a key role in establishing the office administration and procedures, marketing, canvasing teams, production, managing sub-contractors, cost management, and customer relations. He also tirelessly serves...
Greg Marthaler

Brandon Lawson

Project Manager
Brandon Lawson enjoys working for G2 Roofing because he’s able to constantly assess and solve problems. His goal is to always be there when my homeowners need me.  No question or concern goes unnoticed.” He believes the most rewarding part about working with homeowners is “working with homeowners to make the process as easy and...
Brandon Lawson

Gus Haskell

Project Manager
Gus enjoys helping people from the beginning to the end of the roof process to make it as smooth as possible. He says, “I know that when a customer chooses to work with me and G2 Roofing they are going to have a good experience. From beginning to end I truly know we provide a...
Gus Haskell