Great Lakes Alarm If you have questions or would like to schedule an estimate or feel free to call us at 218-724-4000 or fill out our contact form. Scott Frankovich General Manager Your name Please enter your name. Subject Please enter a subject. Your email Please enter a valid email. Your phone Please enter a valid phone number. Your message Please enter a message. Please check the captcha to verify you are not a robot. Send Message failed. Please try again. Thanks for your message! We’ll be in touch soon.