Live Data

Solar STC Leaderboards

Live leaderboards built from the REC Registry public register. Filter by energy type, system size, and state to see who leads Australia's STC market.

YearPeriod

1 Jan – 19 Apr 2026·Updated 2026-04-19

STC Volume (2026 YTD)

14,724,746

Certificates created

Estimated Capacity

2,131,681 kW

Derived from STC volume

Installations (2026 YTD)

96,923

Unique accreditations

Leaderboards

Compare retailers by STC volume or installation count across National.

Energy TypeSystem SizeState / Territory

#	Company	STC Volume	Est. kW	Market Share
1	FORMBAY TRADING PTY LTD	2,128,244	306,916 kW	28.0%
2	ONE STOP WAREHOUSE FINANCE PTY LTD	1,308,381	186,143 kW	17.2%
3	GB Environmental Trading Pty Ltd	456,593	65,075 kW	6.0%
4	Sun Retail Pty Ltd	280,634	38,986 kW	3.7%
5	Habitat Energy Systems Pty Ltd	267,538	38,260 kW	3.5%
6	ACHIEVERS ENERGY GROUP PTY LTD	218,311	31,471 kW	2.9%
7	Peter Maganiotis	196,597	27,898 kW	2.6%
8	Solsmart Pty Ltd	191,472	27,526 kW	2.5%
9	Green Energy Trading Pty Ltd	173,215	24,353 kW	2.3%
10	Renewable Energy Direct	126,951	18,186 kW	1.7%
11	LUXCO ENERGY PTY. LTD.	102,423	14,368 kW	1.3%
12	ENERGYBUILD PTY LTD	100,884	15,657 kW	1.3%
13	RecTraders Aust Pty Ltd as the Trustee for RecTraders Aust Unit Trust	99,839	14,051 kW	1.3%
14	RETA (WA) Pty Ltd	96,067	12,561 kW	1.3%
15	Trade In Green Pty Ltd	84,476	12,120 kW	1.1%
16	QUICKFORM TRADES PTY LTD	64,322	9,137 kW	0.8%
17	Aspire Energy pty ltd	57,036	7,938 kW	0.8%
18	Green Energy Technologies Pty Ltd	44,500	6,282 kW	0.6%
19	AUS SOLAR ENERGY GROUP PTY LTD	43,273	6,381 kW	0.6%
20	Energy Aware Pty Ltd as the trustee for The Energy Aware Unit Trust	39,597	5,071 kW	0.5%
21	BELL SOLAR PTY LTD	38,859	5,470 kW	0.5%
22	Solar System Pty Ltd	37,417	5,279 kW	0.5%
23	Demand Manager Pty Ltd	30,764	3,808 kW	0.4%
24	SOLA NOW PTY LTD	25,914	3,448 kW	0.3%
25	SOLAR PANDA PTY LTD	25,518	3,595 kW	0.3%
26	Chromagen Australia Pty Ltd	25,356	3,747 kW	0.3%
27	Venergy Pty Ltd	24,844	3,350 kW	0.3%
28	Diamond Energy Pty Ltd	24,456	3,507 kW	0.3%
29	CLEAN ENERGY PRODUCTS PTY LTD	23,548	3,393 kW	0.3%
30	Solargain PV Pty Ltd	23,175	3,006 kW	0.3%
31	The Trustee for The DJR Trust t/a STC Trade	22,472	3,133 kW	0.3%
32	SAE Group Pty Ltd	22,453	3,205 kW	0.3%
33	1 SOLAR AUSTRALIA PTY LTD	21,857	3,066 kW	0.3%
34	Imeri Group Pty Ltd T/A STC Xchange	21,411	3,265 kW	0.3%
35	Springers Consulting Services Proprietary Limited	20,943	2,976 kW	0.3%
36	INVINCIBLE ENERGY PTY LTD	20,394	3,153 kW	0.3%
37	ROCKET SALES PTY. LTD.	20,293	3,208 kW	0.3%
38	CREATIVE16 PTY LTD	19,537	2,732 kW	0.3%
39	ATHENA INTERNATIONAL TRADING PTY. LTD.	16,717	2,409 kW	0.2%
40	MP SOLAR PTY LTD	16,375	2,360 kW	0.2%
41	Tindo Operations Co Pty Ltd	16,334	2,229 kW	0.2%
42	Sel Absolute Return Fund Pty Limited	15,614	2,232 kW	0.2%
43	H and M Global PTY LTD	15,575	2,528 kW	0.2%
44	RYDE ENERGY PTY. LTD.	14,819	2,094 kW	0.2%
45	AUS RENEWABLE DEVELOPMENT GROUP PTY LTD	14,769	2,080 kW	0.2%
46	INTEGRA Energy Group Pty Ltd	14,612	2,323 kW	0.2%
47	Rec Services Pty Ltd	14,052	1,902 kW	0.2%
48	Solgreen Energy Pty Ltd	13,852	1,973 kW	0.2%
49	ADS PTY LTD	13,790	2,030 kW	0.2%
50	SOLAHART INDUSTRIES PTY. LTD.	13,238	1,680 kW	0.2%
51	CREDITEX PTY LTD	13,170	1,897 kW	0.2%
52	SOLAR CONNECTED Pty Ltd	13,085	1,895 kW	0.2%
53	Ecovantage Pty Ltd	13,051	1,916 kW	0.2%
54	My Energy Group Pty Ltd	13,033	1,807 kW	0.2%
55	SAVING EARTH PTY LTD	12,355	2,032 kW	0.2%
56	Salesvision Pty Ltd TA Solar Spirit	12,253	1,809 kW	0.2%
57	ZICOM PTY. LTD. t/a SOLARFOREVER AUSTRALIA	11,847	1,859 kW	0.2%
58	Solar warehouse Pty Ltd	10,984	1,777 kW	0.1%
59	THE GREEN MINER PTY. LTD.	10,506	1,612 kW	0.1%
60	MAC ENERGY EFFICIENCY GROUP PTY LTD	10,443	1,558 kW	0.1%
61	Solar Junction Pty Ltd	10,080	1,397 kW	0.1%
62	BLINK ECOSYSTEM PTY LTD	10,026	1,494 kW	0.1%
63	GREEN POWER PLANET PTY LTD	9,969	1,422 kW	0.1%
64	Wallandale Pty Ltd	9,131	1,312 kW	0.1%
65	Anthony Roberts Holdings Pty Ltd T/A STC Trading Australia	8,946	1,268 kW	0.1%
66	NORTHMORE GORDON ENVIRONMENTAL PTY LTD	8,931	1,435 kW	0.1%
67	GEM ENERGY AUSTRALIA PTY LTD	8,802	1,197 kW	0.1%
68	Sustainable Business Energy Solutions Pty Ltd (t/a AGL Energy Solutions)	8,611	1,196 kW	0.1%
69	RJ&HR PTY LTD	8,521	1,045 kW	0.1%
70	EC FOCUS PTY. LTD.	8,495	1,123 kW	0.1%
71	SMR PARTNERS PTY LTD	8,458	1,186 kW	0.1%
72	GREEN ELECTRIC SOLUTIONS PTY LTD	8,392	1,329 kW	0.1%
73	VIVEKTA PTY LTD	8,188	1,208 kW	0.1%
74	TARA DEVI GOEL PTY LTD	8,071	989 kW	0.1%
75	GO SOLAR GROUP PTY. LTD.	8,007	1,081 kW	0.1%
76	VICTORY INTERNATIONAL MARKETING PTY LTD Trading as SOLAR HARBOUR	7,948	1,075 kW	0.1%
77	Green and Gold Solar Australia Pty Ltd	7,936	1,033 kW	0.1%
78	Technaus Pty Ltd	7,802	1,120 kW	0.1%
79	Goodhew PTY LTD	7,771	1,109 kW	0.1%
80	Six Star plus Pty Ltd	7,696	1,154 kW	0.1%
81	Ozzy Fortune Group Pty Ltd	7,275	925 kW	0.1%
82	Echo Group Corporation Pty Ltd	7,186	1,005 kW	0.1%
83	SOLTRADE PTY LTD	7,109	1,004 kW	0.1%
84	Sunrun Solar Pty Ltd	7,045	1,137 kW	0.1%
85	Saleswork Pty Ltd TA Hybrid Solar	6,981	1,052 kW	0.1%
86	Forext Green Energy Pty Ltd	6,669	868 kW	0.1%
87	HAS ENERGY PTY LTD	6,535	1,017 kW	0.1%
88	Starfish Energy Pty Ltd	6,481	1,028 kW	0.1%
89	SKY SOLAR ENERGY PTY LTD	6,405	913 kW	0.1%
90	Newgen Energy Pty Ltd	6,333	861 kW	0.1%
91	CYANERGY PTY LTD	6,091	902 kW	0.1%
92	RK Solar and Consulting Services Pty Ltd	6,042	832 kW	0.1%
93	SUN CURRENT PTY LTD	5,941	915 kW	0.1%
94	Sima Construction pty ltd	5,907	823 kW	0.1%
95	DNM Investments Pty Ltd	5,878	850 kW	0.1%
96	Sunsolar Solutions Pty Ltd	5,706	828 kW	0.1%
97	Electrical Masters Pty Ltd	5,662	922 kW	0.1%
98	MONGA CORPORATION PTY LTD as trustee for Monga Family trust	5,606	801 kW	0.1%
99	Tru Blu Solar Co	5,596	799 kW	0.1%
100	PNI PTY LTD	5,509	794 kW	0.1%
101	Aus1 Energis Pty Ltd	5,479	826 kW	0.1%
102	RHEEM AUSTRALIA PTY LIMITED	5,464	749 kW	0.1%
103	AGL Energy Services Pty Limited	5,454	747 kW	0.1%
104	Unified Entity Pty Ltd as The Trustee For The Union Wealth Management Trust	5,427	779 kW	0.1%
105	EVANS ELECTRICAL CONTRACTING PTY LTD	5,381	745 kW	0.1%
106	ESSENTIAL SOLAR FINANCE PTY LTD	5,213	831 kW	0.1%
107	SUNLED ENERGY PTY LTD	5,125	766 kW	0.1%
108	JT Solar Technology Pty Ltd	5,098	672 kW	0.1%
109	KANHA GROUP PTY. LTD.	4,990	777 kW	0.1%
110	S R GLOBAL PTY LTD	4,965	764 kW	0.1%
111	REDCHILLIES PTY LTD	4,925	599 kW	0.1%
112	AADYA ENTERPRISES PTY. LTD.	4,807	736 kW	0.1%
113	SOLAR XCELLENCE PTY LTD	4,796	619 kW	0.1%
114	Hembrow's Electrical Service Pty. Ltd.	4,738	675 kW	0.1%
115	Mode Electrical (Tas) Pty Ltd	4,714	767 kW	0.1%
116	Bangar Energy	4,634	647 kW	0.1%
117	TSP ENERGY PTY LTD	4,590	573 kW	0.1%
118	Auspro Group Pty Ltd	4,537	712 kW	0.1%
119	ENERGUS PTY LTD	4,516	568 kW	0.1%
120	Vision Sales (AUST) Pty Ltd	4,492	628 kW	0.1%
121	GIZMO SALES & MARKETING PTY LTD	4,491	693 kW	0.1%
122	LEDCOM PTY LTD	4,398	694 kW	0.1%
123	M&I CANBERRA PTY LTD T/A Electrical Doctorz	4,382	700 kW	0.1%
124	Solar Link Australia Pty Ltd	4,351	641 kW	0.1%
125	AARAV BANSAL PTY. LTD. T/A PV SPARK	4,316	544 kW	0.1%
126	Apex Solar & Electrical PTY LTD	4,237	596 kW	0.1%
127	Green easy traders PTY LTD	4,192	601 kW	0.1%
128	SKLATE Pty Ltd TA Ausgreen Solar Solutions	4,060	601 kW	0.1%
129	ARAAN PTY LTD	3,961	479 kW	0.1%
130	Singh Marketing Solutions Pty Ltd T/A Green4life Oz	3,864	528 kW	0.1%
131	ZENITH INT PTY LTD TA HYTECH SOLAR BATTERIES	3,862	607 kW	0.1%
132	DLZ Services PTY LTD T/A Skyline Solar	3,839	477 kW	0.1%
133	DEHAN SOLAR ENERGY PTY LTD	3,830	518 kW	0.1%
134	Green and Save Pty Ltd	3,822	534 kW	0.1%
135	D and S Solar Pty Ltd	3,783	545 kW	0.0%
136	ADAM GROUP SERVICES PTY LTD	3,707	517 kW	0.0%
137	SolarpowerRex Pty Ltd	3,696	447 kW	0.0%
138	YELLO MARKETING PTY LTD	3,564	516 kW	0.0%
139	Evitech Pty Ltd	3,527	582 kW	0.0%
140	PARISHRAM PTY. LTD. as The Trustee for Parishram Family Unit Trust	3,494	491 kW	0.0%
141	Online Air Pty Ltd	3,453	531 kW	0.0%
142	Volteam Electric Pty Ltd	3,407	482 kW	0.0%
143	The Energy Hub Australia Pty Ltd	3,383	490 kW	0.0%
144	KANUANU PTY LTD	3,381	535 kW	0.0%
145	Rinnai Australia Pty Ltd	3,380	479 kW	0.0%
146	JALA ELECTRICALS PTY LTD	3,340	492 kW	0.0%
147	TRIONE ENERGY (AUS) PTY LTD	3,305	529 kW	0.0%
148	THINK SOLAR PTY LTD	3,272	506 kW	0.0%
149	Matthew Ottley T/A Flux Electrical Systems	3,218	463 kW	0.0%
150	B and G Green Trading Pty Ltd ATF B and G Trust T/A Aussie Greenmarks	3,034	479 kW	0.0%
151	RB Trades Services	2,915	412 kW	0.0%
152	GN&ZEF ELECTRICAL PTY LTD	2,891	377 kW	0.0%
153	AZ ENERGY PTY LTD	2,813	418 kW	0.0%
154	OZ SOLAR NEEDS PTY. LTD.	2,770	388 kW	0.0%
155	AUSGREEN INTERNATIONAL PTY LTD	2,751	390 kW	0.0%
156	Variety Solar Pty Ltd	2,748	415 kW	0.0%
157	KRSNVI PTY LTD	2,716	393 kW	0.0%
158	Clean and Green Solutions Pty Ltd	2,692	377 kW	0.0%
159	SUN SOLAR AUSTRALIA PTY LTD	2,666	382 kW	0.0%
160	GEELONG SOLAR ENERGY PTY. LTD.	2,579	419 kW	0.0%
161	Sol Energy Pty Ltd	2,545	328 kW	0.0%
162	PCM Pty Ltd ATF Channon Family Trust T/A Adelaide Solar Systems	2,485	336 kW	0.0%
163	Mannix Electrical Pty Ltd	2,405	290 kW	0.0%
164	Harry Concepts Pty Ltd T/A Evergreen Solar Power	2,399	390 kW	0.0%
165	Greenoz Solutions	2,379	339 kW	0.0%
166	RELIENERGY PTY LTD	2,365	339 kW	0.0%
167	North Nowra Investments Pty Ltd	2,363	339 kW	0.0%
168	URBAN ELECTRICAL SERVICES PTY LTD	2,343	338 kW	0.0%
169	ADD ON SERVICES PTY. LTD.	2,321	377 kW	0.0%
170	ILLUMINA HOLDINGS PTY LTD	2,316	290 kW	0.0%
171	SMARTT SALES PTY LTD	2,277	379 kW	0.0%
172	RVR PTY LTD as The Trustee for RVR FAMILY TRUST	2,264	310 kW	0.0%
173	ENERGY CONTROL AUSTRALIA PTY LTD as the trustee for ENERGY CONTROL AUSTRALIA UNIT TRUST	2,259	346 kW	0.0%
174	Eastern Ranges Contracting Pty Ltd ATF MARBEC FAMILY TRUST	2,257	368 kW	0.0%
175	WISE GOAL PTY LTD	2,233	327 kW	0.0%
176	SUNNYANSH PTY LTD as The Trustee for the Pahuja Family Trust	2,222	322 kW	0.0%
177	SUNRISE INNOVATIONS PTY. LTD.	2,203	345 kW	0.0%
178	Ampco Electrical services Pty Ltd	2,192	350 kW	0.0%
179	Termico Solar Generation Pty Ltd	2,174	275 kW	0.0%
180	Solar 2020 Pty Ltd ATF Solar 2020 Unit Trust	2,131	272 kW	0.0%
181	OZ SMART SOLAR PTY LTD	2,056	277 kW	0.0%
182	Sunova Energy Pty Ltd	2,035	295 kW	0.0%
183	Revolusunpower	2,023	311 kW	0.0%
184	RA Connect Pty Ltd T/A Ultimate Solar Energy	2,006	296 kW	0.0%
185	SHIVOM (NSW) PTY LTD	1,985	286 kW	0.0%
186	Blue Sky Energy (SA) Pty Ltd	1,969	285 kW	0.0%
187	Blue Mountains Solar Pty Ltd	1,951	282 kW	0.0%
188	Allsafe-Mackay Pty Ltd ATF The Energysmart Trust	1,950	235 kW	0.0%
189	TECHNO FORMS PTY LTD	1,945	278 kW	0.0%
190	SIMPLE CHOICE PTY LTD T/A Sunworx Energy	1,939	305 kW	0.0%
191	Brant Reid ATF Brant and Greta Reid Family Trust	1,938	299 kW	0.0%
192	CDP ENERGY PTY LTD	1,931	279 kW	0.0%
193	GREEN ON PTY LTD	1,927	289 kW	0.0%
194	ACDC ENERGY PTY LTD	1,893	254 kW	0.0%
195	HONEY SOLAR PTY LTD	1,851	268 kW	0.0%
196	Mustafa Merchant ATF Merchant Family Trust	1,837	256 kW	0.0%
197	AQUA SANITAS URJA PTY LTD	1,830	298 kW	0.0%
198	WESTERN ELEC PTY LTD.	1,816	286 kW	0.0%
199	GREEN SKY RENEWABLES PTY LTD	1,788	301 kW	0.0%
200	O'Dea Electrical Contracting Pty Ltd T/A O'Dea Electrical	1,779	227 kW	0.0%

Showing 10 of 200

System size is estimated from STC volume using deeming year and state zone factors. Exact size varies by postcode and install date.

State Breakdown

Estimated capacity by state (all system sizes), 1 Jan 2026 – 19 Apr 2026.

NSW91,728 installs

2,722,665 kW

QLD65,050 installs

1,612,050 kW

VIC70,068 installs

1,687,873 kW

SA27,069 installs

696,810 kW

WA31,531 installs

549,319 kW

ACT5,170 installs

152,925 kW

TAS3,420 installs

61,459 kW

NT819 installs

14,334 kW

Methodology

How this data is collected and processed.

Data sourced from the REC Registry public register (certificate actions).
Updated daily with a one-day lag from the regulator’s API.
Installations counted by unique accreditation codes.
System size estimated from STC volume using deeming year and state zone factors.
Count leaderboards exclude accounts classified as STC traders.

Loading statistics...

Company

STC Volume

Market Share

FORMBAY TRADING PTY LTD

2,128,244

28.0%

ONE STOP WAREHOUSE FINANCE PTY LTD

1,308,381

17.2%

GB Environmental Trading Pty Ltd

456,593

6.0%

Sun Retail Pty Ltd

280,634

3.7%

Habitat Energy Systems Pty Ltd

267,538

3.5%

ACHIEVERS ENERGY GROUP PTY LTD

218,311

2.9%

Peter Maganiotis

196,597

2.6%

Solsmart Pty Ltd

191,472

2.5%

Green Energy Trading Pty Ltd

173,215

2.3%

Renewable Energy Direct

126,951

1.7%

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