Simms Electronics 3230 Broadmoor Ave, Suite D Grand Rapids, MI 49512 This e-mail address is being protected from spambots. You need JavaScript enabled to view it   (616) 784-6020 (877) 342-9850 Learn more about how Simms Electronics can help you be successful on your project by simply filling out the form below. We will contact you within the next business day. Thank you for your interest in Simms Electronics.