For Immediate Service, call 845-520-4111 - Habla Español Download Spanish Catalog
Plastic & Metal Seals

Our portfolio of traditional seals offers a layer of anti-theft protection, transparency, and traceability.

Electronic Seals

Complimentary to traditional seals, digital seals are reusable, providing unique identifiers and stored memory data.

Custom Seals

Our unparalleled customizations allow seals to be tailored for branding, company and industry requirements.

About Cambridge

Cambridge Security Seals (CSS), headquartered in Pomona, NY, is a privately-owned manufacturer of 100% Made in America security seals, fully-customizable for a wide range of applications.

We serve as your Corporate Seals Partner.
Each seals solution is custom fit & use-specific, and we allow one central corporate order to be distributed to multiple site locations. There’s no order too large or too small.

We serve as your SOS Seals Supplier.
As experts, we swiftly fulfill orders in unexpected supply chain gaps during crisis (such as COVID) or unplanned events, in addition to covering large projects.


CSS has a commitment to high quality that meets and exceeds rigorous industry standards. Our products withstand the harshest conditions for unrivaled performance.

Customers choose CSS because of its:
• Unsurpassed customization expertise
• Fastest turnaround time in the industry
• ISO certified – guarantees quality workmanship and continuous improvement
• Capacity to meet high volume demand
• Best-in-class seal design, quality & innovation
• Expert engineering skill
• Highly skilled technical support
• Passionate, competent service & sales support
• Innovative in processes & products
• Highly competitive pricing
• Ergonomic packaging
• Commitment to sustainability and the circular economy – including our SBR (ship back & re-use) program, eliminates waste & enables production of seals from recycled plastic

Security Seals by Industry

Cambridge is a leading seals supplier serving across countless industries, including: global and domestic airlines (inflight catering, ground transportation, aircraft components, laundry services and more), cargo, freight, pharmaceuticals, trucking & supply chain, high value goods in transit, food & beverages, dairy, election administrations, and many more industries.

Search All Industries

Customize Your Seal

Tailored Solutions for Your Unique Needs: Customizable options allow for seals that perfectly suit your specific needs in different lengths, tensile strengths, colors, QR or barcodes, and logos.

Select Your Seal Type

Select the ideal seal for your application

Configure Your Seal

Configure your selected seal to meet your specific needs (length, color, flag size, cable length)

Personalize Your Seal

Personalize your seal with custom imprinting, including branding, logos, sequencing, and barcodes

Order Your Seal

Choose your seal quantity and place your order.

Contact Us

Subscribe to our quarterly newsletter