| 661 | Australia | Cotton Electrical Pty Ltd | PO Box 68, Lambton, NSW, 2299 | +61 2 49571662 | https://www.cottonelectrical.com.au | Fimer S.p.A., SolaX Power Network Technology(Zhejiang) Co.,Ltd. | |
| 662 | Australia | Cougar Energy | 100 Miller St, North Sydney, NSW 2060 | +61 2 94641079 | www.cougarenergy.com.au | | |
| 663 | Australia | Coughran Electrical | 1 Lucky Lane, Billinudgel, NSW, 2483 | +61 2 66804173 | www.coughranelectrical.com.au | Victron Energy BV | |
| 664 | Australia | Country solar | 39/84-100, Pacific Drive, Keysborough, VIC, 3173 | +61 1800 033473 | www.countrysolar.com.au | | Canadian Solar Inc. |
| 665 | Australia | Country Solar NT | 1B/2 Travers Street, Coconut Grove, NT 0810 | +61 8 89989609 | www.countrysolarnt.com.au | | REC Group, JA Solar Holdings Co., Ltd. |
| 666 | Australia | Countryside Solar Pty. Ltd. | Level 1, 16, McDougall Street, Milton, 4064 | +61 1300 041769 | countrysidesolar.com.au/ | Jinko Solar Holding Co., Ltd., Csunpower Technology (Nanjing) Co., Ltd. | SMA Solar Technology AG, Delta Energy Systems (Germany) GmbH, Shenzhen Growatt New Energy Technology Co., Ltd., Fimer S.p.A., SolaX Power Network Technology(Zhejiang) Co.,Ltd. |
| 667 | Australia | Cove Solar | Mount Eliza, VIC, 3930 | +61 1300 913281 | https://solar.covetech.com.au | | Hanwha Q CELLS GmbH, Canadian Solar Inc., Jinko Solar Holding Co., Ltd., LG Electronics, Inc. |
| 668 | Australia | CPR Electrical Services | 92-94, Kurnall Road, Welshpool WA 6106 | +61 8 93566355 | https://cprelectrical.net.au | | |
| 669 | Australia | CPS National | 41A, Kewdale Road, Welshpool, WA, 6106 | +61 1800 225550 | cpsnational.com.au/ | | |
| 670 | Australia | CQ Electrical & Solar | 6 Macaulay Way Australia, Yeppoon, QLD 4703 | +61 408 232306 | www.cqse.com.au | REC Group, Hanwha Q CELLS GmbH, Victron Energy BV, Mitsubishi Heavy Industries Ltd., Canadian Solar Inc., BYD Company Limited, LG Electronics, Inc. | SMA Solar Technology AG, Fronius International GmbH, Victron Energy BV, Selectronic Australia Pty Ltd, Sungrow Power Supply Co., Ltd., SolarEdge Technologies, Ltd., Fimer S.p.A. |
| 671 | Australia | CRE Electrical | Canberra | +61 412 733634 | www.creelectrical.com | | |
| 672 | Australia | Creed Electrical Pty Ltd | Queensland | +61 422 383630 | www.creedelectrical.com.au | | |
| 673 | Australia | Creek 2 Coast Electrical Pty Ltd | P.O. Box 70, Wavell Heights, QLD, 4012 | +61 431 686860 | https://www.c2celectrical.com.au | | |
| 674 | Australia | Crest Solar & Batteries | Suite 3, Level 27, Governor Macquarie Tower, 1 Farrer Place, Sydney, NSW, 2000 | +61 4362 88825 | https://www.crestsolar.com.au | SMA Solar Technology AG, Fronius International GmbH, Enphase Energy, Inc., Fimer S.p.A. | |
| 675 | Australia | Croft Wootton Construction Pty Ltd | PO Box 418, Mt Martha, Vic 3934 | +61 3 85603870 | https://www.croftwootton.com.au | | |
| 676 | Australia | Crowlz Electrical Pty Ltd | | +61 439 325309 | www.crowlzelectrical.com | | |
| 677 | Australia | Crystal Solar Energy | 157-163 Atlantic Drive, Keysborough, Victoria 3173 | +61 1300 756634 | www.crystalsolarenergy.com.au | LONGi Solar Technology Co., Ltd. | Victron Energy BV, GoodWe Power Supply Technology Co., Ltd., Redback Technologies |
| 678 | Australia | CSA Services | 47 Lawnton Pocket Road, Lawnton, Brisbane, Queensland, 4501 | +61 7 32852640 | www.csaservices.com.au | Fronius International GmbH, SolarEdge Technologies, Ltd., Schneider Electric SA | |
| 679 | Australia | Committed Solar Solutions | 7/73 Eucumbene Drive, Ravenhall, VIC 3023 | +61 1800 277000 | https://cssc.com.au | REC Group, Canadian Solar Inc., Jinko Solar Holding Co., Ltd., GCL System Integration Technology Co., Ltd., LG Electronics, Inc. | SMA Solar Technology AG, Fronius International GmbH, Enphase Energy, Inc., SolarEdge Technologies, Ltd. |
| 680 | Australia | CT Electrical | PO Box 1312, Carindale, Qld 4152 | +61 42 1401256 | | | |
| 681 | Australia | CTC Air and Electrical | Gold Coast, QLD | +61 418 747779 | https://ctc-air-and-electrical.business.site | | |
| 682 | Australia | CTC Electrical | | +61 433 530678 | https://www.ctcelectrical.com.au | | |
| 683 | Australia | CTI Solar | Shed 2, 2 Cook St., Whyalla Norrie, SA, 5608 | +61 438 807383 | www.ctisolar.com.au | Hanwha Q CELLS GmbH, JA Solar Holdings Co., Ltd., ET Solar New Energy Co., Ltd., Jinko Solar Holding Co., Ltd. | SMA Solar Technology AG, Fronius International GmbH, Sungrow Power Supply Co., Ltd., GoodWe Power Supply Technology Co., Ltd. |
| 684 | Australia | Cudgegong Solar & Electrical | PO Box 97, Rylstone, NSW 2849 | +61 427 403770 | www.cudgegongsolar.com.au | | |
| 685 | Australia | Cummins & Noonan Electrical Pty Ltd. | 53, Eleventh Street, Mildura, Victoria, 3502 | +61 3 50222220 | www.cumminsnoonan.com.au | | |
| 686 | Australia | Current Generation Technology | Maitland, New South Wales, 2320 | +61 2 49451623 | www.solarpowermaitland.communityguide.com.au | | |
| 687 | Australia | Custom Auto Electrics & Air | Wagga Wagga, NSW, 2650 | +61 415 464675 | customautoelectricsandair.com.au | | |
| 688 | Australia | Custom Solar Power | Unit 3/51 Overlord Place, Acacia Ridge, QLD, 4110 | +61 7 30764590 | customsolarpower.com.au/ | | |
| 689 | Australia | Customised Solar | PO Box 1739, Gawler, SA, 5118 | +61 8 82923700 | customisedsolar.com.au/ | | |
| 690 | Australia | Cut Price Solar | 48 Paisley Drive, Lawnton 4501 | +61 7 32858456 | www.cutpricesolar.com.au | | |