About Purple Diamond
Purple Diamond has been a leader in package testing services, design, & engineering for nearly 20 years.
Purple Diamond is a full-service package testing lab, offering package testing services, design, and engineering to help bring your packaging vision to life. By creating efficiencies, decreasing product damage caused during transit, and crafting full-scale packaging solutions, we strive to bring the most value to your go-to-market strategy that safely, efficiently, and effectively brings your product to market.



Our Capabilities
At Purple Diamond, we provide comprehensive package consulting services, guiding clients through every stage—from design and development to distribution. With state-of-the-art laboratories and a team of experts, we deliver precise, innovative solutions tailored to your packaging needs.
Testing
Our package testing services include destructive and non-destructive testing, research and development support, as well as package validation testing services. Learn More >
Design
Our packaging design services include packaging design consulting and support, visualization and virtual prototyping, structural package design, and creative adaptation. Learn More >
Engineering
Our packaging engineering services include packaging engineering project planning and management, package design and testing, prototype development, and cube utilization. Learn More >
Our Values
Our commitment to excellence goes beyond packaging—we are driven by core values that define who we are and how we serve our clients. These values shape our approach, ensuring we provide innovative, precise, and trustworthy solutions in every project we undertake.
Innovation
We understand what it’s like to work in a multi-faceted and highly regulated industry. That’s why our services are highly consultative and solution-oriented.
Ownership
We lead with integrity, consistently delivering results with the highest level of accuracy. From start to finish, we deliver data with a goal of 100% accuracy, 100% of the time.
Trust
We value the relationships we have with our clients, our partners, and team members. That’s why we strive to be honest, flexible, and forward-thinking at every opportunity.
Our Impact
Ensuring Safety, Quality, and Reliability
From the products on your kitchen table to the packaging used to protect life-saving medical devices, our team at Purple Diamond plays a vital role in ensuring their safety, quality, and reliability. Through our cutting-edge package testing services, design, and engineering, we help safeguard everything from everyday consumer goods to critical healthcare solutions. Our ISO-accredited package testing lab, combined with our industry expertise, allows us to navigate the unique complexities of each project. We don’t just test packaging—we partner with you to bring your vision to life, ensuring that every product reaches its destination protected and ready for use.
Ready to experience our impact for yourself?
Industries Served
No matter your industry, our tailored testing solutions ensure product safety, compliance, and performance, helping brands navigate complex regulations and market demands with confidence.
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Accreditations & Affiliations






Visit the Purple Diamond Package Testing Lab
The Purple Diamond package testing lab is located at 183 Mikron Road in Bethlehem, Pennsylvania, only 90 miles from New York City and 60 miles from Philadelphia. We are proud to serve clients across the East Coast and beyond. We welcome and encourage tours of our ISO-accredited facility so you can meet our team and see our state-of-the-art testing equipment at work. To request a tour, contact us using the button below.
Explore Our Insights

TAPPI T410 vs TAPPI T844: Weighing the Differences
Ensuring the quality and consistency of your paper and corrugated packaging starts with accurate weight measurement. TAPPI T410 and TAPPI T844 are two key industry standards that provide critical data on material grammage, yet they serve distinct purposes. Want to optimize your packaging quality? Read on to discover how TAPPI can help.

Will Your Product Meet Amazon SIOC Requirements? A Checklist
Ensuring your product meets Amazon’s Ships in Own Container (SIOC) requirements can optimize logistics, reduce costs, and improve customer satisfaction. However, navigating the certification process can be challenging. Our team at Purple Diamond breaks down the key guidelines, testing protocols, and expert solutions to help you achieve compliance.

Understanding ICH Guidelines for Stability Testing
The ICH guidelines have revolutionized the pharmaceutical industry by establishing global standards for stability testing, ensuring product quality, and prioritizing patient safety. Discover how Purple Diamond’s advanced ICH stability storage solutions can help safeguard your products and protect consumer health.
Looking for a Packaging Partner?
Whether you’re looking for a team of experts to engineer your new packaging product for optimal sustainability, or seeking a team who can ensure your products stay safe and secure during transport, Purple Diamond can help.