<img width="300" height="225" src="https://billboardinsider.com/wp-content/uploads/2016/11/mortenson-sign-2-300x225.jpg" class="webfeedsFeaturedVisual wp-post-image" alt="" style="display: block; margin-bottom: 5px; clear:both;max-width: 100%;" link_thumbnail="" decoding="async" srcset="https://billboardinsider.com/wp-content/uploads/2016/11/mortenson-sign-2-300x225.jpg 300w, https://billboardinsider.com/wp-content/uploads/2016/11/mortenson-sign-2-600x450.jpg 600w, https://billboardinsider.com/wp-content/uploads/2016/11/mortenson-sign-2-73x55.jpg 73w, https://billboardinsider.com/wp-content/uploads/2016/11/mortenson-sign-2-200x150.jpg 200w, https://billboardinsider.com/wp-content/uploads/2016/11/mortenson-sign-2-310x233.jpg 310w, https://billboardinsider.com/wp-content/uploads/2016/11/mortenson-sign-2-100x75.jpg 100w, https://billboardinsider.com/wp-content/uploads/2016/11/mortenson-sign-2.jpg 800w" sizes="(max-width: 300px) 100vw, 300px" />Company: Mortenson Outdoor Sign Market: Minnesota Headquarters: PO Box 1001 Fergus Falls, MN  56538-1001 Phone: 218-205-7052 Email: [email protected] Mortenson Outdoor Sign is a locally owned private company in Fergus Falls, MN which operates a billboard plant in Western Minnesota.   Mike Mortenson was born and raised in Fergus Falls, Minnesota [&#8230;]