| 1801 | Australia | Northpoint Electrical & Solar | Queensland | +61 414 655000 | https://www.northpointelectrical.com.au | | |
| 1802 | Australia | Northwest Solar Power | | +61 8 91867666 | https://northwestsolarpower.com.au | Hanwha Q CELLS GmbH | Fronius International GmbH, Victron Energy BV, Redback Technologies |
| 1803 | Australia | Novocastrian Electrical Contractors | 3/31 Camfield Dr, Heatherbrae, NSW, 2324 | +61 2 49876441 | novocastrianelectrical.com.au/ | | |
| 1804 | Australia | Now Solar Pty Ltd | 10/8, Hurley St, Canning Vale, WA 6155 | +61 8 63909016 | nowsolargroup.com.au/ | | |
| 1805 | Australia | Nowra Solar | 36 Firetail Street, South Nowra, NSW, 2540 | +61 417 504666 | https://www.nowrasolar.com.au | Hanwha Q CELLS GmbH, Risen Energy Co., Ltd., Phono Solar Technology Co., Ltd., GCL System Integration Technology Co., Ltd. | SMA Solar Technology AG, Fronius International GmbH, Sungrow Power Supply Co., Ltd., ABB Italy S.p.A. |
| 1806 | Australia | Noy Electrical Services | Marian, QLD 4753 | +61 400 790267 | https://www.noyelectricalservices.com | | |
| 1807 | Australia | NQ Electrical | 2/39 Webb Drive, Mount St John, QLD 4818 | +61 1300 777877 | www.nqelectrical.com.au | SolaX Power Network Technology(Zhejiang) Co.,Ltd. | |
| 1808 | Australia | NQ Solar | 173, Scott Street, Bungalow, QLD, 4870 | +61 7 40411911 | www.nqsolar.com.au | SunPower Corp., ET Solar New Energy Co., Ltd., Risen Energy Co., Ltd. | SMA Solar Technology AG, Fronius International GmbH, Shenzhen Growatt New Energy Technology Co., Ltd., Fimer S.p.A. |
| 1809 | Australia | NRG Industrial Pty Ltd | 12 Cassam Street, Yeppoon QLD 4703 | +61 7 49392000 | www.nrgindustrial.com.au | | Trina Solar Limited |
| 1810 | Australia | Solar NRG Solutions | 129 Delta St, Geebung QLD 4034 | +61 1300 414384 | www.nrgsolutions.net.au | Shenzhen Must Power Limited | |
| 1811 | Australia | NRG South West | Western Australia | +61 409 247007 | www.nrgsouthwest.com.au | Hanwha Q CELLS GmbH, EGing Photovoltaic Technology Co., Ltd., Suntech Power Co., Ltd., Canadian Solar Inc., ET Solar New Energy Co., Ltd., Risen Energy Co., Ltd., LONGi Solar Technology Co., Ltd., GCL System Integration Technology Co., Ltd. | SMA Solar Technology AG, Fronius International GmbH, Enphase Energy, Inc. |
| 1812 | Australia | Northern Rivers Solar & Electrical | 8/34 Union Street, South Lismore NSW | +61 422 143936 | https://www.nrse.com.au | Trina Solar Limited | SMA Solar Technology AG |
| 1813 | Australia | NSI Solar | Level 1/12, Carters Avenue, Toorak, Victoria, 3142 | +61 1300 674765 | nsisolar.com.au/ | | |
| 1814 | Australia | Nature Saver Solar | Level 1, 101/21, Elgar Road, Derrimut, VIC, 3026 | +61 1300 647098 | nssolar.com.au/ | | Hanwha Q CELLS GmbH, Trina Solar Limited, Canadian Solar Inc., Risen Energy Co., Ltd., Jinko Solar Holding Co., Ltd., LONGi Solar Technology Co., Ltd. |
| 1815 | Australia | NU Energy | 80-82 Bell Street, Heidelberg Heights, VIC 3801 | +61 434 690099 | www.nuenergy.com.au | Clenergy (Xiamen) Technology Co., Ltd | |
| 1816 | Australia | Nu-tility | Customs House, Level 3, 31, Alfred St., Sydney, NSW, 2000 | +61 2 80466821 | nu-tility.com | | |
| 1817 | Australia | Nulok Roofing Systems | Unit 14/14 Beaumont Road, Mount Kuring-Gai, NSW 2080 | +61 2 94570888 | www.nulokroofing.com | Perlight Solar Co., Ltd. | |
| 1818 | Australia | NuWay Solar | Amity Drive, Rothwell, Queenland, 4022 | +61 7 30634089 | www.nuwaysolar.net | | |
| 1819 | Australia | NXT LVL Solar Solutions | 5/4 Columbia Ct, Baulkham Hills, NSW 2153 | +61 4 55366416 | nextlevelsolar.com.au | Trina Solar Limited, Canadian Solar Inc., LG Electronics, Inc. | SMA Solar Technology AG, Fronius International GmbH |
| 1820 | Australia | O'Brien | 45 Davies Rd., Padstow NSW 2211 | +61 13 1616 | https://www.obrien.com.au | | |
| 1821 | Australia | O'Bryan Electrical Contractors | | +61 420 991926 | https://www.obryanelectrical.com.au | | Hanwha Q CELLS GmbH, Trina Solar Limited |
| 1822 | Australia | O'Dea Solar and Electrical | 508, Goyder Highway, Crystal Brook, SA, 5523 | +61 8 86362891 | www.harvestthesun.com.au | | |
| 1823 | Australia | O'Neill Electrical Industries Pty Ltd | Unit 7/11 Strathwyn Street, Brendale QLD 4500 | +61 7 32051583 | www.oei.com.au | | |
| 1824 | Australia | O’Briens Plumbing and Air Conditioning | 17 Muntz Street, Wangaratta, VIC 3677 | +61 3 57229896 | www.mcdonaldobrien.com.au | SMA Solar Technology AG, SolarEdge Technologies, Ltd. | LG Chem, Tesla Energy |
| 1825 | Australia | O2 Electrical | 11 William St, Millthorpe, NSW 2798 | +61 407 857934 | www.o2electrical.com.au | | |
| 1826 | Australia | Oasis Air Conditioning and Solar | PO Box 518, Yarra Junction 3797 | +61 1800 650369 | www.oasisair.com.au | Fronius International GmbH | |
| 1827 | Australia | Ocean Air Electrical | Skennars Head, NSW 2478 | +61 457 067043 | oceanairelectrical.com | REC Group, Hanwha Q CELLS GmbH, Canadian Solar Inc. | SMA Solar Technology AG, Fronius International GmbH |
| 1828 | Australia | Ocean Breeze Electrical | 6, Karong Crt, Warrnambool, VIC, 3280 | +61 427 019367 | https://www.oceanbreezeelectrical.com.au | | |
| 1829 | Australia | Ocean Breeze Services | PO Box 23, Coolum 4573, Queensland | +61 413 300565 | www.solarelectricity.net.au | | |
| 1830 | Australia | Oceanside Electrical | 5/26 Township Drive, Burleigh QLD 4220 | +61 1300 998257 | https://www.oceansideservices.com.au | | |