You can go online and search contractor's in your area and get a few for estimates. Check the contractor's reviews and compare prices. You can also post for referrals in your choice social media. You might get a response from someone who had coffered ceiling done in their home and refer you to a contractor. Hope these tips help you.
KELLER WILLIAMS PREFERRED REAL ESTATE
62 South Main Street
Yardley, Pa. 19067
Office phone: 215-493-0200 ext 1087
Direct phone: 267-395-0251