At PSI, we know that strong partnerships are the foundation of lasting success. Over the past 50 years, we’ve had the privilege of working alongside incredible organizations, helping them solve challenges, streamline operations, and grow their businesses.
In this milestone year, we’re excited to highlight a few of the long-standing relationships that have been key to our journey — partnerships built on trust, teamwork, and a shared commitment to excellence.
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DelGrosso Foods Inc.
Location: Tipton, Pennsylvania
Industry: Pasta Sauce Manufacturer
Partnership Length: 40+ years
Packaging Solutions: Die-Cut Trays, Pads, and Inventory Management Services

PSI has worked with DelGrosso Foods for more than four decades, providing packaging solutions that support their production and distribution operations. Through consistent communication between our teams, PSI has developed a strong understanding of DelGrosso’s processes, equipment, and production demands.
This collaboration has allowed PSI to design packaging optimized for DelGrosso’s high-speed tray forming equipment, ensuring reliability and efficiency while maintaining product protection.
“Congratulations to PSI on their 50th anniversary. As a fellow family-owned business, DelGrosso Foods is especially proud to celebrate this milestone with a partner who shares our values and commitment to doing things the right way. As our trusted partner for over 40 years, PSI has consistently demonstrated integrity, exceptional quality, and outstanding customer service — qualities that matter deeply to both of our organizations. We’re grateful for the strong relationship we’ve built together and look forward to continuing our partnership for many years to come.”
— Joe DelGrosso, Chairman of the Board
Golden Technologies
Location: Old Forge, Pennsylvania
Industry: Manufacturer of Power Lift Recliners and Mobility Furniture
Partnership Length: 20+ years
Packaging Solutions: Custom Corrugated Packaging, Foam Components, Custom Furniture Bags, and Inventory/Warehousing Programs

PSI has partnered with Golden Technologies for more than two decades, supporting their operations with customized packaging solutions tailored to their evolving product line. In addition to supplying packaging components, PSI developed a customized warehousing and inventory program with multiple weekly deliveries to ensure materials are consistently available for production.
Our design team works closely with Golden to adapt and refine packaging as new chair innovations are introduced, helping maintain efficiency and product protection.
Golden Technologies is also participating in this year’s Virginia Tech Packaging Systems and Design Capstone project in collaboration with PSI, giving students the opportunity to tackle a real-world packaging challenge.
“PSI has consistently provided exceptional service to Golden Technologies over the years. They routinely go above and beyond to meet tight delivery deadlines and accommodate design modifications to our containers. Their attention to detail, responsiveness, and professionalism have made them a trusted and valued partner.”
— Ralph Emmett, Vice President of Operations
Schindler Elevator Corporation
Location: Hanover, Pennsylvania (North American manufacturing headquarters)
Industry: Elevator and Escalator Manufacturing
Partnership Length: 20+ years
Packaging Solutions: Corrugated Packaging, Wooden Reels, and a wide range of Packaging Supplies including Tape, Stretch Film, Rolled Foam, Fiber Cores, Corner Board, and Hardware Components

PSI has supported Schindler Elevator for more than two decades with a diverse range of packaging products and supply solutions. The partnership is built on close operational alignment, including daily Vendor Managed Inventory (VMI) monitoring that allows PSI to track demand changes and maintain just-in-time stock levels that adapt to Schindler’s production schedule.
PSI teams collaborate closely with Schindler’s purchasing, operations, engineering, and shipping departments to support efficient production. One notable project involved redesigning packaging for projects in New York City to accommodate narrow access doors and elevators while also reducing packaging waste once products were unpacked.
“PSI has been a trusted supplier to Schindler Elevator for many years, supporting us through market challenges such as COVID, tariffs, and economic downturns. Their flexibility and ‘time is of the essence’ approach have been instrumental in helping Schindler continue to grow.”
— Bill Getch, Category Manager
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We wouldn’t be here without these customers — and all of our partners whose trust and collaboration have shaped our journey. You inspire us to raise the standard, drive the industry forward, and consistently go above and beyond. We are grateful for every partnership and look forward to building many more in the years ahead.
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