| Business | Phone |
| Bernie's Air Conditioning 37 Griffing Ave, Danbury 6810 | (203) 798-8232 |
| F & F Mechanical Ent Inc 181 White St, Danbury 6810 | (203) 730-8390 |
| Otto Contracting Co 39 Chambers Rd, Danbury 6811 | (203) 748-7916 |
| Mulvaney Mechanical Inc 4 W Kenosia Ave # A, Danbury 6810 | (203) 797-8005 |