About CSI

Brief Company History

michel gelinas

Cooling Source prides itself first and foremost as a company that excels in customer satisfaction. As a result,  we are an excellent source for all of your heatsink and thermal management projects. We specialize in heatsinks, CNC machining, assembly value-added, rapid prototyping, and production needs. CSI is the industry leader in heatsink design and manufacturing worldwide.


How do we achieve our broad-ranging customer satisfaction goals? Quite simply, we offer you the best quality for the best price available for heatsinks. We strive for excellence in our design and manufacturing processes. Hence, helping us deliver superior quality and value quickly. We offer a broad range of heatsink manufacturing processes, with high heat transfer fins type, along with precision manufacturing.  We are ISO9001:2015 registered. In addition, our products are Rohs compliant.  Also, we adhere fully to EICC conflict-free smelters programs to assure you of a quality and affordable product.


Every Cooling Source employee is rigorously trained and then certified. Our stimulating working environment and generous employee benefits help us retain highly qualified staff. Therefore, allowing us to keep turnover low and production quality high.

Each of our customers has a unique and specific need. Therefore, we commit to you from the initial thermal analysis to the mechanical design. Subsequently, review through timely and rapid prototyping to supply chain manufacturing. Our goal is to meet your company’s needs in a cost-effective and timely manner from start to finish. In addition, since we own our heatsink manufacturing plants, we maintain complete control of your product from its inception to its completion.

Customer Service:

We also pride ourselves on the quality of our after-market service. Our attention to all aspects of heatsink manufacturing makes our product cost globally competitive. Also, we offer worldwide local support for any thermal management requirement, including post-production issues that you may have. CSI is an innovative and dynamic company that will work hard for your business today and tomorrow.

Thank you for visiting our website. I can personally promise that we will provide you with high-quality, cost-effective heatsink products. Furthermore, we will work hard to meet your thermal needs in every way possible.


Michel Gelinas
President and CEO
Cooling Source, Inc.



2021 Las Positas Ct, Ste 101
Livermore, CA 94551
Phone: (925) 292-1293
Fax: (925) 292-5061


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