What Customers Say


Mark Demsko

Tis Your Season Inc.

Shamrock Plastics is a valued partner of Tis Your Season Inc. Their products are top tier and a perfect fit for our holiday catalog. The outstanding customer service makes buying and receiving seamless, which allows us to spend less time on the little things and more time focusing on growing our business.

Reg Smidit


Our experience with Shamrock has been first class. From quoting, tooling design and modification to production and delivery, their team was fully engaged to insure complete customer satisfaction.

Supplier Development Engineer

World's Largest Maker of Tract Type Tractors

Shamrock Plastics has been a certified supplier for many years. In that period of time, they have always maintained excellent delivery performance, superior quality and worked tirelessly to maintain competitive prices.

Daymon Lyons

Director of Materials Dickey-john Corporation

We were very pleased with the attention to detail that Shamrock personnel exercised in the production of the new plastic covers needed for the training module we were manufacturing for Caterpillar Inc.