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Assembly & Sub-Assembly

At Ronningen Research and Development, we specialize in providing high-quality assembly and sub-assembly services. Our experts use advanced technology to ensure that your products are assembled with the utmost precision. Whether you need a single unit or mass production, we offer customized solutions to meet your unique needs.
Why Our Assembly Services?
  • Quick Turnaround Times
  • Custom Solutions
  • Tailored Solutions:
ISO 9001:2015
Quality Management System
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U/L CERTIFIED
Product Safety Testing
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ISO 9001:2015

Our ISO 9001 certified quality management system is registered and certified by NSF International Strategic Registrations and based on a number of quality management principles including:

  • A strong customer focus
  • Support of top management
  • Adherence to a process approach
  • Continual improvement

Under the scope of our registration are the following services:

  • Prototype plastic injection tooling for molded parts
  • Engineering evaluation samples
  • Pilot and production plastic components

Certificate Details

Certificate Number 40102-IS9
Issued By NSF International Strategic Registrations (NSF-ISR)
Certificate Decision Date March 27, 2026
Certificate Issue Date March 30, 2026
Cycle Effective Date March 31, 2026
Certificate Expiration Date March 30, 2029

Our accreditation from NSF provides assurance to our customers that our certified components and products comply with the technical requirements of ISO 9001.

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U/L RECOGNIZED

QMMY2.E116158 Fabricated Parts – Component

Underwriters Laboratories is an independent product safety testing and certification organization working for public safety since 1894. Since its founding, U/L has held the reputation as the undisputed leader in product safety and certification, giving consumers peace of mind about the products they use.