Excellent Reviews

Serving Since 1986

100% Satisfaction

Innovative Solutions

Professional Service

Pro Msi


(509) 483-1305


Expertise to automate any facility, any device and any system

Facilities today are more than brick and mortar. They are secure, comfortable, reliable, energy efficient and productive places. They use less energy, operate cost-effectively, save money and provide a clean and healthy environment. Creating a sustainable facility that accomplishes those objectives can be confusing. Our customers trust us to help them achieve those goals.

Pro Mechanical Services is uniquely qualified with expertise in construction services, HVAC/R, mechanical services, electrical, automation and controls, security and access control and provide on-going support services. We provide comprehensive solutions that enable facilities management in new ways.

No other company offers the same breadth of products, solutions and services as Pro Mechanical Services. We are leading the way in solving our customer’s specific business problems with innovative, integrated solutions.

Our History

Since 1986, Pro Mechanical Services has remained true to our company’s core mission and values of providing quality, innovative solutions for the commercial building industry. Our roots began as a full sheet metal and fabrication shop with construction and services, to now—more than 30 years later—serving the Inland Northwest as the premier mechanical contractor helping to shape the local landscape with buildings that operate in the most efficient manner possible through fully-integrated solutions for all size facilities.

Our Mission

Provide a sustainable tomorrow through innovative solutions for the commercial building industry, empowering better facilities management.

Our Vision

Building a sustainable future starts today. Our solutions enable our customers to manage buildings in new ways. Through smart design, installation, application and maintenance, we guide our customers into a smarter future.


Customer Relations

We create open lines of communication and work with our customers to ensure we understand their needs and challenges. Our ability to listen to and solve our customer’s challenges is what sets us apart from the rest.



We accept nothing short of excellence in everything we do.


Our Beliefs

Creating a sustainable future is not just an idea; it’s a way of life.

Innovative Solutions

With intimate understanding of customer needs, we are committed to use the latest technologies to meet today’s needs, while providing a path for the future.


We strive to add value to our customer’s business and success.


We have a company culture that encourages employee growth. Our people are our biggest asset.


Possessing rich and diverse industry knowledge, our senior management team delivers an unprecedented level of commitment and value to our customers.


Jon Vanos

Craig Graves

Tim Iverson


Pro Mechanical Services puts emphasis on safety as a priority. Our team attends weekly safety training courses and is continually improving its ability to recognize and avoid hazards on the job.

  • Vehicles are clearly marked so you know who’s at your door
  • Smoke detector inspections
  • Emergency repairs
  • Employees are put through background checks and drug tested regularly


As one of the few factory-certified mechanical contractors in Eastern Washington, our technicians are qualified to perform start-ups on most HVAC equipment.


Our technicians have the latest education resources available to them and are provided weekly training sessions.

Currently hiring and looking for talented individuals!