| Business | Phone |
| Bio-Nomic Resources 1901 S Prairie Ave, Waukesha 53189 | (262) 521-8525 |
| Charlier Selsmeyer & Assoc 1922 Springbrook N C, Waukesha 53186 | (262) 650-6361 |
| Constellatio Energy Management N21w23340 Ridgeview Pkwy W, Waukesha 53188 | (262) 506-6600 |
| Kaztex Energy Management N16w23217 Stone Ridge Dr # 25, Waukesha 53188 | (262) 506-6600 |