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MD&A is the largest privately owned Automation Company in the


Based in Greenville, SC, MD&A features the latest technology in robotics integration, electrical design, machine design, programming and manufacturing.

Our highly-trained team of systems integrators, designers, engineers, networking specialists, machinists, fabricators and assemblers work together to provide customized mechanical and electrical systems for both new and existing equipment to fit the budgets of today and the needs of tomorrow. We customize our design packages according to your specific needs. MD&A warranties all of our system packages for both quality and performance. Depending on your needs, we offer our services on a turn-key basis or on a time and material basis. On smaller jobs, we mold ourselves to fit your time and budget constraints.


We boast a 100% success rate on all our robotic projects and installations.  

Our experience, innovation, and technical expertise are what make McAlister Design & Automation, LLC., the right choice for your integration needs.


Joe Garcia

Vice President-General Manager


Bio and picture coming soon

Troy McAlister

Chief Technical Engineer & Founder of MDI


Troy founded McAlister Design Inc. in 1992 and successfully led the business in continual growth and expansion for the past 30 years through the transition to MD&A . Troy has managed hundreds of automation and robotics projects over the years and continues to lead MD&A as an integral member of Management, Sales, and Application Engineering.

Troy McAlister

Scott Legg

Georgia Sales Engineer

Scott joined the MD&A Sales team in 2015, Scott brings over 25 years of  engineering for custom machine design and solution sales experience to MD&A. He has worked as a sales engineer in system integration/custom machinery, vision inspection, and the robotics industry for over 11 years and is now responsible for developing new business for MDI in the southeastern U.S.

Scott Leg

Philip Wilson
Applications Engineering Manager

Before joining MD&A, Philip served six years in the Marine Corps as a Communications, Navigation, and Electronic Countermeasures technician on A-6E and EA-6B aircraft.  While attending college in 1996, Philip joined MDI as a Controls Engineer. During the following 18 years, Philip was heavily involved in the design, programming, implementation, and project management of many wide-ranging projects. Philip has been in engineering and project management at McAlister Design for over 20 years. 


Tom Lawrence
Sr. Project Manager

Bio and picture coming soon.

Mike Beach

Electrical Engineering Technical Leader

Bio coming soon.


Pam Watson

Electrical Engineering Manager

Pam joined the MD&A team in 2013 as an Electrical Technician. She 

earned her degree in Electrical Engineering in 2014 and moved into the role of Electrical Engineer. Pam has completed various job functions at MD&A from electrical purchasing to PLC and Robot programming. Her favorite area of work lies in schematics and drawings. Most recently, she was excited to be promoted to the new role of Electrical Engineering Manager. 

Ben Henning

Mechanical Engineering Manager

Bio coming soon

Brooklyn Williams

Accounting Manager

Bio and pic coming soon.


Shannon Freeman

Human Resources Manager

Shannon joined the McAlister Design team in 2020. Having worked mostly in the areas of manufacturing, automotive and retail, she brings many years of experience in Benefits Administration, Employment Law and Employee Relations of both small and large business environments.  She enjoys providing support to all employees in the organization.

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Todd Grothaus

Manufacturing Supervisor

Todd joined McAlister Design in January 2016 to lead the manufacturing group in its next phase of growth. He has 30 years of experience managing the assembly and startup of automated equipment. Todd is responsible for the coordination and transfer of projects from the engineering group to the assembly group. Todd plans and assigns work, monitors project cost and timelines, and maintains a safe working environment in the shop.

Steven Rickett

Advanced Purchasing Agent

Steven returned to MD&A recently and brings with him vast experience in Automation and Fabrication Supply Chain. Steven works diligently to make sure all of the parts needed are purchased timely and at competitive pricing.

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