E. C. Sumereau & Sons

Specification & Precision Electroplating And Anodizing For Military Aerospace Telecommunications/electronics Prototype Development

John LaRocca & Son, d/b/a EC Sumereau & Sons – The Company

E.C. Sumereau & Sons was started by the Sumereau family in 1856 and has successfully served the plating industry for over three generations. E.C. Sumereau & Sons is a business established with a commitment to delivering excellent quality and service along with striving to building our brand to be a leading name in the electroplating industry. 

We specialize in providing high-quality electroplating solutions for a wide range of industries including: 

  • Aerospace 

  • Military 

  • Commercial 

  • Telecommunications/Communications 

  • Automotive 


Quality Assurance: Quality is at the core of our business. We comply with quality control measures throughout the electroplating process to ensure that our clients receive products that not only meet but exceed industry standards. 

Environmental Responsibility: We are committed to eco-friendly practices. Our electroplating processes are designed to minimize environmental impact, with a focus on responsible waste management and the use of sustainable materials. 

Customer Satisfaction: Our dedication to customer satisfaction is unwavering. We prioritize clear communication, timely delivery, and transparent business practices to build lasting partnerships with our clients. 

Our NADCAP Services

Quality Control And Inspection

Inspection personnel accurately verify measurement thickness with an x-ray machine. Additionally, the Fischerscope helps determine stains, flaking and blistering, along with any other imperfections not visible to the human eye.

Continuous Improvements

The President and owner of E.C. Sumereau & Sons is dedicated to continuous improvement to meet growing customer demands. The administrative offices have been modernized and the operational facilities have been updated with modern plating tools and equipment.  

To comply with customer demands, we’ve improved our Quality System to meet ISO9001 and AC7004 requirements. We have also achieved Nadcap Chemical Processing approval for four of our main services we provide. We plan on expanding our scope to be Nadcap certified for all of our services in the foreseeable future.


Approved Suppliers:

  • Lockheed Martin
  • BAE Systems
  • Raytheon
  • AMETEK Rotron
  • Cox & Company
  • Narda-Miteq
  • Inrad Optics