In case anyone is interested, here are the carpet cleaner recommendations that I received from several neighbors. I've used asterisks to indicate the number of referrals for each company: ***North Side Carpet Cleaning - (412) 344-3740 *Kemper Carpets (412) 835-2202 *Yacko's Cleaning - (724) 335.0876 *Perfect Carpet Cleaning, Inc. - (412) 567-0203 **COIT - (412) 241-1880 *Doug Weiss - Fiber-Seal - (412) 262-2108 Thanks! Jessica