| Business | Phone |
| K C Windows & More 400 N Kenwood Ave, Royal Oak 48067 | (248) 584-3339 |
| Window Co 115 E Hudson Ave, Royal Oak 48067 | (248) 399-0144 |
| Crystal Window & Door Inc 323 W 11 Mile Rd, Royal Oak 48067 | (248) 542-8869 |
| De Schutter Associate Inc 400 E 11 Mile Rd, Royal Oak 48067 | (248) 542-9100 |