Southern Illinois Residential Energy strives to reduce the monthly utility bills, increase the comfort, and reduce the carbon footprint of our customers by helping them with cost effective improvements through building science analytics. SIRE can help home owners by reducing their monthly spending and we can help General Contractors qualify for Energy Star and the Federal Energy Efficient Tax Credit.

The owner of Southern Illinois Residential Energy is Jason Willenborg. He is an alumni of Southern Illinois University with a degree in Mechanical Engineering, he has had several summers of apprenticeship in general home construction, and has a apt knowledge of energy efficiency and is fully certified through The National Residential Energy Services Network (RESNET). Jason is a 7 year veteran of the US ARMY and Operation Iraqi Freedom.

If you have any questions or comments about S.I.R.E., our services or questions for Jason, please contact us at 618-967-0407 or email jason at: jasonhw@yahoo.com.