The industry leader in trim and matrix removal

Made in the U.S.A.
* Made in the U.S.A. *

Engineering Team

Chris Gillespie

Director of Engineering

Chris Gillespie headshotChris directs, coordinates and exercises functional authority for planning, organization, control, integration, design and completion of engineering projects at PAC.

Before joining PAC, he was the Senior Quality Systems Technician for ILC Dover. He contributed to the design and validation of the Impact Airbag system for the Mars Exploration Rover that landed on Mars in 2004. He also logged over 100 hours in the Shuttle Space Suit, performing various tests and validations on suit components.

With 14 years of work experience, Chris has an associate’s degree in electromechanical engineering from Delaware Technical & Community College, where he was a member of the Phi Theta Kappa International Honor Society.

Chris is the Chair of TLMI’s Matrix Recycling Committee.

Chris supports various charities/ministries, including Voice of the Martyrs, Ligonier Ministries and World Vision, and occasionally preaches at his church.

He is passionate about being a good husband and father, and has four children.

Chris enjoys sporting, hunting, fishing and working with his hands — from auto repairs to carpentry. He has a 14-year-old Rhodesian Ridgeback named Princess.

He grew up in rural Kenton, Del., but now lives in Frederica, Del., about 20 minutes from the beach.

Josh Hilferty

Project Engineer

Josh Hilferty headshotJosh’s role as a project engineer with Precision AirConvey includes acting as a technical liaison between the PAC sales team and the customer, assisting in the quoting process, design responsibility for custom systems, and project management from inception to fulfillment.

Josh earned a bachelor of mechanical engineering degree from the University of Delaware in January 2011. Prior to joining the team at PAC, he spent three years as a process engineer in a facility that specialized in the manufacture of large aluminum, steel, stainless steel and nickel alloy forgings. Before pursuing a degree in engineering, he held a project management position in a family-owned construction company.

Josh lives in Newark, Del., and in his free time he enjoys boating, wakeboarding and snowboarding. He has been blessed with a wonderful wife and two amazing daughters that he is very proud of.

Carlos Marcano

Mechanical Drafter/CAD Designer

Carlos Marcano headshotCarlos works with the Engineering Team to finalize system drawings, design custom parts and contribute to product development.

Carlos has an associate’s degree in applied science for computer-aided drafting and design from Delaware Technical and Community College.

His charity work includes participating in the American Cancer Society – Relay for Life and supporting the Ronald McDonald House and the Feed a Family in Need Program.

Carlos spends his free time working on his car, going to car club functions, and being with his family and friends.


George Morales

Project Engineer

George MoralesGeorge comes from a military family and was born in Germany, they then moved to Georgia, and settled in Southern California where he spent most of his life in the Mojave Desert. In the fall of 2017 George’s Senior Design Project Team worked with PAC, and his team helped to develop the protype for the PAC Roll Slabber. George graduated from the University of Delaware with a Bachelor of Mechanical Engineering degree. After graduation he worked in Blue Bell, PA as a Mechanical Designer, designing plumbing and HVAC systems for Wawa and grocery stores.

When he’s not traveling or attending concerts, George enjoys spending time with family and friends or in a gym playing basketball.


Connor Moran

Project Engineer

Connor MoranConnor has a Mechanical Engineering degree from Drexel University in Philadelphia, PA where he also minored in Entrepreneurship.  Before working at PAC he worked in the medical device industry designing spine implants.

Outside of work he enjoys working on his cars, tinkering with his 3D printer, coaching wrestling, and spending time with his family and friends. He resides in Little Britain, PA.



Bob Roth

Project Engineer

Bob began his career as an Engineer in Training for a national engineering firm. At PAC Bob supports both the engineering and drafting departments. Bob holds a Mechanical Engineering degree from the University of Delaware, where he also minored in Electrical Engineering. Originally from Montgomery County PA, Bob has spent most of his life in Bear, Delaware where he lives now. He has 2 dogs and an older Sister. Bob has always been industrious and has even built his own go cart from scratch. He loves watching football, traveling, hanging with friends and playing golf.


Joel Tylecki

Project Engineer

Joel TyleckiJoel earned a Mechanical Engineering degree from the University of Delaware in 2017. Before working at PAC, Joel worked as a Project Engineer for Sussex County, DE.

Joel lives in Newark, De and outside of work enjoys fencing, snowboarding, working on his 3D printer and mill, and spending time with his friends and family.



Who We Are