Sam Hill

Sam Hill

Project Manager


With almost 20 years of experience across all facets of the construction industry, Sam Hill leads operations for Schefers Construction Services, including Schefers Architectural Sheet Metal. In his role, he works closely with clients and his team to develop detailed custom sheet metal projects and manages project development, preconstruction, progress and close out phases at each stage.

Sam Hill

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Randy Shaw

Randy oversees all aspects of accounting and financials for Schefers Roofing and its companies.

Juan Cuellar

Joining Schefers in 2021, Juan works closely with the project management and estimating team to prepare technical drawings and job submittals.

Dennis Derks

Dennis brings expert-level knowledge and decades of experience to his role on the project management and estimating team.


Douglas Mackesty

Douglas Mackesty

Vice President


As Vice President, Douglas Mackesty is responsible for overseeing all day-to-day operations of Schefers Roofing and its clients, vendors and manufacturers. Since joining the team over 15 years ago, he has helped lead the company into the award-winning contractor it is today and manages all aspects of each project from start to finish, including sales, bids and estimating. Outside the office, Douglas spends his time with his wife Christina and their two daughters.

Douglas Mackesty

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Randy Shaw

Randy oversees all aspects of accounting and financials for Schefers Roofing and its companies.

Juan Cuellar

Joining Schefers in 2021, Juan works closely with the project management and estimating team to prepare technical drawings and job submittals.

Dennis Derks

Dennis brings expert-level knowledge and decades of experience to his role on the project management and estimating team.


Randy Shaw

Controller


Randy oversees all aspects of accounting and financials for Schefers Roofing and its companies. Prior to joining the team in 2016, he brought with him decades of experience in company financial management.

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Randy Shaw

Randy oversees all aspects of accounting and financials for Schefers Roofing and its companies.

Juan Cuellar

Joining Schefers in 2021, Juan works closely with the project management and estimating team to prepare technical drawings and job submittals.

Dennis Derks

Dennis brings expert-level knowledge and decades of experience to his role on the project management and estimating team.


Juan Cuellar

Project Manager


Joining Schefers in 2021, Juan works closely with the project management and estimating team to prepare technical drawings and job submittals.

More Staff Members

Randy Shaw

Randy oversees all aspects of accounting and financials for Schefers Roofing and its companies.

Juan Cuellar

Joining Schefers in 2021, Juan works closely with the project management and estimating team to prepare technical drawings and job submittals.

Dennis Derks

Dennis brings expert-level knowledge and decades of experience to his role on the project management and estimating team.


Dennis Derks

Estimator & Project Manager


Joining Schefers Roofing in 2014, Dennis brings expert-level knowledge and decades of experience to his role on the project management and estimating team.

More Staff Members

Randy Shaw

Randy oversees all aspects of accounting and financials for Schefers Roofing and its companies.

Juan Cuellar

Joining Schefers in 2021, Juan works closely with the project management and estimating team to prepare technical drawings and job submittals.

Dennis Derks

Dennis brings expert-level knowledge and decades of experience to his role on the project management and estimating team.


Brian Gedwillo

Service Operations Manager


As Service Operations Manager, Brian leads the service department in helping clients increase the serviceable life of their roofs, including scheduling inspections and repairs, managing preventative maintenance programs and providing solutions for roof related repairs. Prior to joining the Schefers team in 2017, he gained project management and estimating experience through a nearly decade-long career in the roofing industry.

More Staff Members

Randy Shaw

Randy oversees all aspects of accounting and financials for Schefers Roofing and its companies.

Juan Cuellar

Joining Schefers in 2021, Juan works closely with the project management and estimating team to prepare technical drawings and job submittals.

Dennis Derks

Dennis brings expert-level knowledge and decades of experience to his role on the project management and estimating team.


Kenny Landreneau

Estimator & Project Manager


Kenny joined Team Schefers in August of 2014. He graduated from the University of Central Missouri with a Bachelor’s Degree in Construction Management. His current role includes estimating, project management and various other IT related duties. Since starting with Schefers, he has become a Level 1 Infrared Thermographer and has passed his certification to become an FAA Certified Drone Pilot.

More Staff Members

Randy Shaw

Randy oversees all aspects of accounting and financials for Schefers Roofing and its companies.

Juan Cuellar

Joining Schefers in 2021, Juan works closely with the project management and estimating team to prepare technical drawings and job submittals.

Dennis Derks

Dennis brings expert-level knowledge and decades of experience to his role on the project management and estimating team.