| Business | Phone |
| Auerbach Pollock Friedlander 6113 Arctic Way, Minneapolis 55436 | (952) 930-0818 |
| Carol Chaffee Assoc 233 Park Ave # 215a, Minneapolis 55415 | (612) 342-0100 |
| Lighting Matters 210 N 2nd St, Minneapolis 55401 | (612) 341-2100 |
| Schuler & Shook Inc 123 N 3rd St # 210, Minneapolis 55401 | (612) 339-5958 |
| Creative Lighting 1728 Concordia Ave, Minneapolis 55104 | (651) 647-0111 |