CHIMNEY ROCK HEATING & A/C LLC known as as a business of MCILWAIN, BRIAN RAY. The business operates in . Alternatively you can phone the business owner MCILWAIN, BRIAN RAY on 713-782-####. And you can send the correspondense to the next address 5122 HUMMINGBIRD, HOUSTON, TX, 77035 of CHIMNEY ROCK HEATING & A/C LLC. The business owner has a business license No 15553 as A/C Contractor - BE which is valid until 4/1/2018. The business owner has a business license No 15553 as A/C Contractor - BE which is valid until 4/1/2018.