5 Trusted B2B Fulfillment Companies in the U.S. for Custom Kitting and Packaging

Aug 19 2025

In the B2B space, fulfillment is more than moving products from point A to point B, it’s about accuracy, speed, brand consistency, and delivering a professional experience that strengthens relationships. When it comes to custom kitting and packaging, the right B2B fulfillment center can elevate operations from standard order handling to a value-added service that drives growth.

Below are five U.S.-based fulfillment companies recognized for their ability to combine operational excellence with tailored packaging solutions.

1. Spectra Integration

Spectra is a solutions-driven, HIPAA-compliant, and SOC 2-certified fulfillment provider known for blending precision logistics with creative packaging strategies. Operating from two strategically located fulfillment centers, they offer same-day order processing, advanced data integration, and corporate storefronts through Web2Print technology.

Its custom kitting and fulfillment services allow businesses to bundle products into curated kits, adding value to the customer experience while improving sales potential. Whether it’s upfront kitting, preparing kits in advance for efficiency, or on-demand kitting to meet real-time orders, Spectra offers flexible solutions that align with inventory strategy and labor optimization.

Services include warehouse space, real-time inventory updates, end-to-end order tracking, packaging optimization to reduce waste, and quality control at every stage. By integrating operational efficiency with brand presentation, Spectra ensures every shipment reflects the professionalism and reliability of its clients.

2. ShipHype

ShipHype delivers fast, flexible fulfillment designed to meet the needs of B2B sellers, distributors, and retailers. Orders placed before 2 pm are shipped the same day, helping clients meet strict delivery deadlines.

Their systems integrate with major sales channels and marketplaces, ensuring a smooth, centralized order process. Every shipment undergoes rate shopping to secure the lowest possible shipping costs, while storage fees remain consistent throughout the year for predictable budgeting.

ShipHype includes standard packaging materials at no extra cost and supports custom packaging for a branded unboxing experience. With its blend of speed, cost efficiency, and flexibility, ShipHype is equipped to handle both small-scale and high-volume B2B fulfillment needs.

3. NXTPoint Logistics

NXTPoint specializes in B2B fulfillment for complex product volumes and detailed order configurations. Their global network connects major markets and provides facilities equipped to handle large-capacity requirements, making them ideal for businesses with multi-market distribution needs.

Using advanced warehouse management software, Körber, NXTPoint offers real-time visibility into inventory levels, enabling precise demand forecasting, labor planning, and accurate order management.

They also handle heavy freight shipments through a tech-enabled transportation network, streamlining the process from purchase order to delivery. A dedicated enterprise fulfillment team ensures responsive customer care, quickly addressing issues to keep the supply chain running smoothly.

4. eFulfillment Service (eFS)

eFulfillment Service enhances brand presentation through its kitting and light assembly services. These services are ideal for creating corporate gift sets, bundled products, or ready-to-ship multi-item packages that make a lasting impression.

Their capabilities include subscription-style boxes, marketing inserts, custom packaging, and gift sets. Benefits of their kitting services include faster assembly, fewer shipping mistakes, better packaging quality, and an improved unboxing experience for customers.

With no setup fees, no minimum order requirements, and a pay-as-you-go model, eFS offers flexibility for both growing and established B2B businesses. This combination of creative packaging and adaptable service makes them a reliable partner for companies looking to elevate their fulfillment operations.

5. GoBolt

GoBolt provides a growth-ready fulfillment infrastructure capable of supporting rapid expansion across North America. Fulfilling over 50 million items annually, they help businesses scale without the bottlenecks that can slow momentum.

Their diversified last-mile carrier network reduces shipping costs by more than 30% on average. With 12 first-party sites across the U.S. and Canada, GoBolt enables cross-border selling without tariff complications, making it an ideal partner for companies operating in both markets.

Orders received by 1 pm ship the same day, giving clients a competitive advantage in speed. Their structured process, from an initial fulfillment audit to network optimization, launch, and continuous improvement, ensures fulfillment remains a driver of growth rather than a limitation.

Why Spectra Integration Tops the List

While all five companies offer strong fulfillment capabilities, Spectra stands out for its ability to combine compliance, creative packaging, and operational flexibility. Its HIPAA and SOC 2 certifications offer assurance for businesses handling sensitive products or data. Flexible kitting options, both upfront and on-demand, allow clients to choose the most efficient strategy for their operations.

By aligning precision logistics with brand-enhancing packaging, Spectra delivers fulfillment that is both efficient and memorable, making it a standout choice for businesses seeking a b2b fulfillment center that goes beyond basic order handling.

Conclusion

Choosing the right fulfillment provider is a strategic decision that impacts customer satisfaction, brand image, and operational efficiency. The companies featured here represent some of the most reliable options for custom kitting and packaging in the U.S.

For organizations ready to enhance both efficiency and presentation, Spectra Integration offers the proven capabilities to deliver results on time, on brand, and with the quality your customers expect.

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