For Homeowners

Please note, Slipstream EFS’s address in Madison has changed to 431 Catalyst Way, Madison, WI 53719. We have not moved, but a new city street has been dedicated adjacent to our property. Mail sent using our old address or PO Box will be forwarded to us for a short time, however, to ensure timely processing of your applications please utilize our new address only.

The Fast, Affordable Way To Make Energy Upgrades

Energy efficiency and renewable energy upgrades make your home more comfortable, and may add to your resale value, and cut your energy costs.

Finance your upgrade through EFS and get:

  • User-friendly application process. Our online system makes it easy to apply 24/7.
  • Quick turnarounds on loan approvals. Provide all needed documentation at the time of application, and you'll have a decision within one business day.
  • Affordable loan rates. Competitive Financing terms may be enhanced by Program Sponsor Support!
  • Great payment options. Many programs can be paid directly through your utility bill and we can often match the payment to your energy savings—meaning you’ll have low or no out-of-pocket costs!
  • Secure customer portal. EFS is committed to protecting your privacy! We use Secure Sockets Layer (SSL) technology to prevent unauthorized access to your data and maintain complete control over our system and the loan process. Please review our  privacy  policy for complete details.

How Much Will Your Loan Cost?

Use our calculator for a quick estimate.