Installation & Service Co. Inc. has been in business for over 30 years in the Mills, Wyoming area. We pride ourselves in being a customer service focused company. We set ourselves apart from our competition by providing our customers with prompt, courteous service, helpful customer support and quality Septic & Asphalt products and services.•We are Licensed and Insured•References Available Upon RequestInstallation & Service Co. Inc. is located in the Mills, Wyoming for convenient service to our local customers and the surrounding areas. If you have questions about our Septic & Asphalt products or services or have a customer service request, please Contact Us today.Thank you for visiting us at Installation & Service Co. Inc.. We look forward to providing you with the best Septic & Asphalt products and services.