Landair’s senior leadership team combines more than 200 years of industry experience, from starting and building transportation and logistics companies to serving in executive positions with Fortune 500 3PLs. Just as important as their accumulated knowledge is the active role they play in helping solve supply chain challenges.



John Tweed

President and CEO

With extensive experience as both an entrepreneur and an executive in the distribution and freight transportation industries, John Tweed is the chief executive responsible for Landair’s strategic direction, operation and financial performance.

He and his leadership team oversee management of all Landair operations and customer service. Those day-to-day operations include logistics strategy development and implementation, sales and marketing, fleet operations and maintenance, recruiting, finance, safety and information technology, as well as the company’s continuous improvement and environmental sustainability initiatives.

Tweed was named Landair’s CEO in 2000, 15 years after he joined the company and following positions as the company’s vice president of sales and as special-projects manager. In 1996 he founded Warehouse Logistics LLC, a contract distribution services company jointly owned with Landair’s founder, Scott M. Niswonger. Warehouse Logistics later merged with Landair, strengthening the company’s warehouse distribution operations and capabilities.

Tweed holds a Bachelor of Science degree in business administration from East Tennessee State University. He’s an active committee and board member for several industry associations and community organizations.


Matt Anderson

Sr. Vice President, Sales & Marketing

Matt Anderson joined Landair in 2012 and has leadership responsibility for the company’s sales and marketing team.

Before joining Landair, Anderson spent nine years at Penske Logistics, where he served as vice president of sales, leading revenue growth and developing the sales team in the western U.S. and Mexico. Prior to that position, he was Penske’s vice president of customer experience.

Anderson earned numerous awards and recognitions for his work at Penske, including multiple Winner Circle Awards and a Six Sigma Green Belt certificate. During more than 12 years in the transportation and logistics industries, he’s also held key positions in supply chain solution sales, design and consulting at Ernst & Young, FedEx and Airborne Express.

Anderson earned a Bachelor of Science degree in finance economics from Rockhurst University and is a member of the Council of Supply Chain Management Professionals.


Lynn Doster

Sr. Vice President, Operations

Lynn Doster joined Landair in 2013 and has leadership responsibility for trucking and supply chain operations.

Doster has over thirty years’ experience in transportation and logistics. She has experience with van, flatbed, straight trucks and tankers, and has other operational experiences which include dedicated contract carriage and warehouse logistics.

After beginning her career as a terminal manager for Blair Cartage, Doster worked for 14 years at Penske Logistics in several positions of increasing responsibility, most recently as Vice President of Operations in Dallas, TX.

Doster has a degree in Accounting with additional studies at Urbana University and Franklin University, earned an IRS Enrolled Agent Designation, Six Sigma Greenbelt Certification and completed the Executive Leadership Program at Penn State.



Jim Massengill

Vice President, Supply Chain Solutions

Since April 2012, when he was named vice president of supply chain solutions, Jim Massengill has led the teams that manage and implement contract distribution, transportation management and specialty warehousing programs. He and his teams bring Six Sigma process discipline to helping customers achieve higher performance through operational efficiencies and value-added services.

Massengill came to Landair in 2006 as the company’s director of operations and safety. Before joining Landair, he spent 18 years with Sears Logistics Services, where he served as director of logistics for the East Region. Prior to that position, he was a third-party logistics procurement manager and regional trainer/ISO auditor.

Massengill attended Walter State College, holds Six Sigma Green Belt certification and is a member of the Council of Supply Chain Management Professionals.



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