Electronic Manufacturing Solutions. Diamond Electronics is a global leader in contract manufacturing, our mission it to broaden new possibilities for companies everywhere. Through relentless innovation and self-discovery, we are transforming your ideas so you can take back and sell them as a finished good, we have experience in TV manufacturing and the Internet of Things, among others. Since being established, our network now extends across the world, we take pride in our creativity and diversity of our talented people, who drive our passion, quality, and growth.