Leadership & Team

Peg Mills

Peg Mills is the President of Turbines Inc, a respected independent FAA-certified PT6A turbine engine maintenance, repair, and overhaul facility based in Terre Haute, Indiana. She leads the company founded in 1981 with a focus on quality service, fair pricing, and deep technical expertise in turbine engines for agricultural, corporate, and general aviation customers. Under her leadership, Turbines Inc has maintained a reputation for dependable turnaround times and strong customer relationships in the aviation community.

Peggy Mills, Jim Mills wife and owner. Mother of Jimmy Mills / James Mills

Dustin Wineinger

Dustin Wineinger serves as General Manager and Director of Maintenance at Turbines Inc, the FAA-certified turbine engine maintenance, repair, and overhaul facility in Terre Haute, Indiana. In his role, Dustin oversees daily operations and leads the maintenance team, ensuring technical precision, regulatory compliance, and timely service delivery for PT6A turbine engines. His leadership helps Turbines Inc maintain high standards of customer support and operational excellence within the aviation industry.

Dustin Wineinger. The hoodie has a logo that reads "Turbines Inc." and the cap has a logo with the text "PT6".

Mark Muncie

Mark Muncie is the Shop Supervisor at Turbines Inc, the FAA-certified PT6A turbine engine maintenance, repair, and overhaul facility in Terre Haute, Indiana. In his role, Mark leads the shop floor team, coordinating workflow, quality control, and technician performance to ensure each engine meets rigorous aviation standards. His hands-on expertise and organizational leadership help Turbines Inc deliver dependable turnaround times and exceptional service to its agricultural, corporate, and general aviation customers.

A man working on a overhaul of PT6A engine. Cutting a hot section. Putting Fuel Nozzles in.

Clifford Allen Tungate

Clifford Allen Tungate is the Parts Procurement Manager at Turbines Inc, the FAA-certified PT6A turbine engine maintenance, repair, and overhaul facility in Terre Haute, Indiana. In his role, Clifford oversees sourcing, inventory, and logistics for critical engine components, ensuring that quality parts are available when and where they’re needed. His meticulous attention to detail and deep knowledge of aviation supply chains help Turbines Inc maintain reliable service schedules and uphold its reputation for efficiency and dependability in the turbine engine market.

Cliff Tungate sells PT6 parts. Shipping and receiving.

Teresa Nichols

Teresa Nichols is the long-time Secretary at Turbines Inc in Terre Haute, Indiana, bringing over 30 years of dedication to the company’s operations. As a central point of communication and organization, Teresa supports the team with administrative leadership, coordination, and a deep institutional knowledge that keeps daily processes running smoothly. Her commitment, warmth, and steady presence have made her an invaluable part of the Turbines Inc family and a trusted support to colleagues and customers alike.

A smiling woman with glasses and gray hair sitting at a desk in an office, with colorful file folders and office supplies in the background.