Call 563-556-0666 to save money on your utility bill now. Whether you need your air conditioner repaired or replaced ServiceOne can help. While the benefits of having a ServiceOne maintenance plan are endless here are a few: you will save money, you will have less down time, your energy efficiency will be greater and you can reach us 247. During our Commercial Maintenance Service we will perform a 22 Point Check to cover things that include checking motors and belts to changing the air filters. br Whether it’s a roof top unit, a furnace or even duct work we can handle just about anything br There is only one simple solution for commercial clients in the Dubuque area and that’s serviceone. Call us today.