With more than 30 years of construction experience as a civil engineer, Frinee Mattesich has worked on every facet within the industry: from conception and design to delivery of residential, commercial, and public sector projects. As founder of Avant, she has been with the company since its inception in 1996. As a Florida state-certified general contractor, she has worked on highly technical projects, such as data centers, satellite earth stations, and commercial refrigeration systems. Operating mainly in Southwest Florida, she is currently constructing and rehabilitating, residences, housing projects, public sector projects, as well as building commercial build-outs.

Rom Mattesich is a Vice-President and General Manager. He holds a BS Degree from the University of Virginia, an MS degree from the Massachusetts Institute of Technology, and a MBA from Rutgers University. He has extensive executive experience in planning, technology, marketing and management of large construction program for telephone utilities. He is responsible for all back office functions including licensing, permitting, insurance, regulatory compliance, human resources, and IT operations.

Salvador Dajer, Vice-President of Operations, is an architect-trained, constructor, and urban developer who trained in the Dominican Republic and undertook postgraduate studies in London, UK. He is now a Certified General Contractor (CGC).

He has been with Avant for the past twelve years. Salvador is the key interface with professional architectural firms that are engaged on various urban planning projects.

Rexford R. Koch, CPA, is President of Koch & Company. He holds a Bachelor’s Degree from the University of Miami. Rex is a member of the Florida Institute of Certified Public Accountants and the American Institute of Certified Public Accountants. He and his family have resided in Charlotte County for over 20 years. Rex has enjoyed serving the great variety of individuals and small businesses who enjoy this fine community. Rex is an active leader and member of numerous organizations throughout Charlotte County over the past 20 years. In recognition for his never ending service to not-for-profit groups, Rex was recognized by the FICPA, when he received the 2004 Public Service Award. Most recently, Rex, who was a graduate of the Leadership Charlotte Class of 1998, was honored by being named as fourth member of “The Leadership Charlotte Hall of Fame.” Rex has had the pleasure of providing assistance for the start-up of many Nonprofit organizations in Charlotte County, including the Vietnam Wall of Southwest Florida. Our firm also provides assistance with the updating of records, application for and filing of annual reports for several organizations. Currently we are working on applying for 501(c)3 status for Marine Corps League Peter Shanks Detachment, Inc. We also provide assistance in dealing with IRS on behalf of needy veterans. This work is all done on a pro bono basis. Rex also serves as pro bono Campaign Treasurer for many local and state political campaigns including: Charlotte County Airport Authority, Charlotte County Circuit Judge, Charlotte County Clerk of Courts, Charlotte County Commissioner, Charlotte County Sheriff, Florida State Representative, and Punta Gorda City Council.

With more than 30 years of construction experience as a civil engineer, Frinee Mattesich
has worked on every facet within the industry:
from conception and design to delivery of residential, commercial, and public sector projects. As founder of Avant, she has been with the company since its inception in 1996. As a Florida state-certified general contractor, she has worked on highly technical projects, such as data centers, satellite earth stations, and commercial refrigeration systems. Operating mainly in Southwest Florida, she is currently constructing and rehabilitating, residences, housing projects, public sector projects, as well as building commercial build-outs.

Rom Mattesich is a Vice-President and General Manager. He holds a BS Degree from the University of Virginia, an MS degree from the Massachusetts Institute of Technology, and a MBA from Rutgers University. He has extensive executive experience in planning, technology, marketing and management of large construction program for telephone utilities. He is responsible for all back office functions including licensing, permitting, insurance, regulatory compliance, human resources, and IT operations.