Mark Sebast, CEO at Don Brown Bus Sales

Mark Sebast

President at Don Brown Bus Sales | Johnstown Town, New York, United States

Profile last verified June 2026
Automotive Verified Profile Johnstown Town, New York, United States Hudson Valley Community College
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Mark Sebast Socials
Mark Sebast Work Experience

CEO at Don Brown Bus Sales in October 2016 - Present

CEO at High Level Enterprises, Inc. in November 2021 - Present

President at Don Brown Bus Sales in January 1987 - October 2016

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Parts Manager at Otto Olds-Cadillac in January 1983 - January 1987

Parts Manager at Hedley Cadillac-Olds in January 1981 - January 1983

Mark Sebast Education

Hudson Valley Community College, Bachelor of Science (BS), January 1975 to January 1977

Galway Central School, January 1962 to January 1975

Mark Sebast Skills
Vehicles Engineering Manufacturing Product Development Automotive Aftermarket Project Planning Business Planning Sales Team Leadership Change Management Marketing Contract Management Transportation Management Customer Satisfaction Sales Operations Automotive Engineering Pricing Parts Automobile Supply Chain Management Dispatching Continuous Improvement Trucking Automotive Repair Management Public Transport Freight Logistics Management Transportation Planning Supervisory Skills Sales Process B2B Customer Retention Transportation Safety Shipping Lean Manufacturing Limo Truck DOT regulations Flatbed Key Account Management Electric Vehicles Air Brakes Selling Warehousing Supply Chain P&L Management Inventory Control Bus Leadership
About Mark Sebast’s Current Company
Don Brown Bus Sales

Don Brown Bus Sales carries one of the largest inventories of new and used buses, shuttles and vans in the United States with a constantly changing inventory of 400+ units. We have vehicles to fit a host of purposes from New & Used School Buses to Luxury shuttles, Party buses, Sprinter Shuttles and Limos, Executive vans, Wheelchair vans & shuttles, Mini-buses, Ambulettes, Airport shuttles, Multi-Function School Activity Buses (MFSAB), church buses, and an assortment of used vehicles of nearly every kind! We back up our sales with a large inventory of parts and a fully equipped mechanical shop. We offer parts and service for many popular bus lines such as Newport Coachworks, Grech Motors, First Class Coachworks, Glaval, Mercedes Sprinters, Federal Coach, StarCraft, Goshen, Thor, Champion, Krystal and Tiffany to name a few. Our service shop is the finest choice for servicing or installing wheelchair lifts by Braun, Ricon and Maxon. With our fully certified staff, we can repair just about any climate control system including but not limited to, Carrier, ACT, and Trans Air systems. Don Brown Bus Sales gets it done right so that your transportation programs can keep rolling.

Discover more about Don Brown Bus Sales
Mark Sebast’s Colleagues
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Linda Lerch

Syracuse, New York, United States

Business Development Representative at SERVPRO of SW Onondaga County

Sr. Account Executive at SERVPRO of SW Onondaga County
(September 2021 – Present)

Eric Sebast

Eric Sebast

Johnstown Town, New York, United States

President at Don Brown Bus Sales

President at Blue Ridge Bus Sales Inc.
(Jan 2025 – Present)

Dakota Jones

Dakota Jones

Coxsackie, New York, United States

Account Manager - Service and Repair - Albany Territory

Account Manager Service and Repair at TK Elevator

Nick Tarbox

Nick Tarbox

Sciota, Pennsylvania, United States

VP of Sales TCI Mobility

Maintaining current dealer relations and expanding our dealer network nationwide with by far the best built van in America. We manufacture the highest quality shuttles, school vans, and commercial ADA equipped handicap vehicles on the market today.

Steven Heusen

Steven Heusen

Johnstown Town, New York, United States

Sales Representative at Don Brown Bus Sales

Tax Prepayer at H&R Block
(2017 – Present)

Allen Knedler

Allen Knedler

Johnstown, New York, United States

Outside Sales Rep Ohio & Pennsylvania

Bus Sales

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Frequently asked questions about Mark Sebast

What is Mark J Sebast email address?

Email Mark J Sebast at [email protected]. This email is the most updated Mark J Sebast's email found in 2026.

What is Mark J Sebast phone number?

Mark J Sebast phone number is +1.5187627380.

How to contact Mark J Sebast?

To contact Mark J Sebast send an email to [email protected]. If you want to call Mark J Sebast try calling on +1.5187627380.

What company does Mark Sebast work for?

Mark Sebast works for Don Brown Bus Sales.

What is Mark Sebast's role at Don Brown Bus Sales?

Mark Sebast is President

What industry does Mark Sebast work in?

Mark Sebast works in the Automotive industry.

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