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.
For Homeowners
Make your home more comfortable—plus cut energy costs and improve your resale value—with an energy-efficiency upgrade. Now more affordable with financing through EFS.
For Businesses
Looking for ways to improve building comfort and boost your bottom line? Install an energy-efficiency or renewable energy upgrade with affordable financing through EFS.
For Contractors
Your customers know energy-efficiency and renewable energy updates mean increased comfort and big savings. Turn that interest into business with an EFS financing program.
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