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 – 12 Apr 2026·Updated 2026-04-12

STC Volume (2026 YTD)

13,148,629

Certificates created

Estimated Capacity

1,898,682 kW

Derived from STC volume

Installations (2026 YTD)

87,840

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	1,907,480	274,526 kW	27.6%
2	ONE STOP WAREHOUSE FINANCE PTY LTD	1,169,498	165,962 kW	16.9%
3	GB Environmental Trading Pty Ltd	424,501	60,324 kW	6.2%
4	Sun Retail Pty Ltd	262,541	36,367 kW	3.8%
5	Habitat Energy Systems Pty Ltd	240,826	34,338 kW	3.5%
6	ACHIEVERS ENERGY GROUP PTY LTD	199,850	28,737 kW	2.9%
7	Peter Maganiotis	179,972	25,467 kW	2.6%
8	Solsmart Pty Ltd	175,335	25,158 kW	2.5%
9	Green Energy Trading Pty Ltd	160,261	22,475 kW	2.3%
10	Renewable Energy Direct	112,962	16,143 kW	1.6%
11	ENERGYBUILD PTY LTD	96,682	15,006 kW	1.4%
12	LUXCO ENERGY PTY. LTD.	93,372	13,064 kW	1.4%
13	RecTraders Aust Pty Ltd as the Trustee for RecTraders Aust Unit Trust	89,556	12,538 kW	1.3%
14	RETA (WA) Pty Ltd	89,361	11,661 kW	1.3%
15	Trade In Green Pty Ltd	74,959	10,726 kW	1.1%
16	QUICKFORM TRADES PTY LTD	58,553	8,302 kW	0.8%
17	Aspire Energy pty ltd	53,605	7,441 kW	0.8%
18	Green Energy Technologies Pty Ltd	40,951	5,769 kW	0.6%
19	AUS SOLAR ENERGY GROUP PTY LTD	39,077	5,755 kW	0.6%
20	BELL SOLAR PTY LTD	37,671	5,296 kW	0.5%
21	Solar System Pty Ltd	34,018	4,788 kW	0.5%
22	Demand Manager Pty Ltd	30,482	3,767 kW	0.4%
23	Energy Aware Pty Ltd as the trustee for The Energy Aware Unit Trust	29,131	3,706 kW	0.4%
24	SOLAR PANDA PTY LTD	23,328	3,278 kW	0.3%
25	Venergy Pty Ltd	22,604	3,043 kW	0.3%
26	SOLA NOW PTY LTD	22,483	2,978 kW	0.3%
27	Diamond Energy Pty Ltd	22,291	3,193 kW	0.3%
28	Chromagen Australia Pty Ltd	22,209	3,279 kW	0.3%
29	1 SOLAR AUSTRALIA PTY LTD	21,180	2,974 kW	0.3%
30	CLEAN ENERGY PRODUCTS PTY LTD	21,167	3,049 kW	0.3%
31	The Trustee for The DJR Trust t/a STC Trade	20,709	2,881 kW	0.3%
32	Solargain PV Pty Ltd	20,532	2,655 kW	0.3%
33	Springers Consulting Services Proprietary Limited	19,952	2,832 kW	0.3%
34	SAE Group Pty Ltd	19,874	2,834 kW	0.3%
35	ROCKET SALES PTY. LTD.	19,757	3,117 kW	0.3%
36	INVINCIBLE ENERGY PTY LTD	19,549	3,019 kW	0.3%
37	CREATIVE16 PTY LTD	18,389	2,564 kW	0.3%
38	Imeri Group Pty Ltd T/A STC Xchange	18,188	2,776 kW	0.3%
39	Tindo Operations Co Pty Ltd	15,684	2,135 kW	0.2%
40	ATHENA INTERNATIONAL TRADING PTY. LTD.	15,380	2,216 kW	0.2%
41	MP SOLAR PTY LTD	15,296	2,205 kW	0.2%
42	H and M Global PTY LTD	14,728	2,385 kW	0.2%
43	Sel Absolute Return Fund Pty Limited	14,336	2,047 kW	0.2%
44	INTEGRA Energy Group Pty Ltd	13,750	2,179 kW	0.2%
45	AUS RENEWABLE DEVELOPMENT GROUP PTY LTD	13,246	1,854 kW	0.2%
46	Rec Services Pty Ltd	13,071	1,767 kW	0.2%
47	ADS PTY LTD	12,920	1,904 kW	0.2%
48	RYDE ENERGY PTY. LTD.	12,870	1,815 kW	0.2%
49	SOLAHART INDUSTRIES PTY. LTD.	12,410	1,578 kW	0.2%
50	My Energy Group Pty Ltd	12,408	1,716 kW	0.2%
51	SOLAR CONNECTED Pty Ltd	12,383	1,797 kW	0.2%
52	Solgreen Energy Pty Ltd	12,191	1,739 kW	0.2%
53	Ecovantage Pty Ltd	12,170	1,776 kW	0.2%
54	ZICOM PTY. LTD. t/a SOLARFOREVER AUSTRALIA	11,847	1,859 kW	0.2%
55	CREDITEX PTY LTD	11,382	1,631 kW	0.2%
56	SAVING EARTH PTY LTD	11,340	1,864 kW	0.2%
57	Salesvision Pty Ltd TA Solar Spirit	11,272	1,659 kW	0.2%
58	GREEN POWER PLANET PTY LTD	9,720	1,386 kW	0.1%
59	THE GREEN MINER PTY. LTD.	9,490	1,458 kW	0.1%
60	Solar Junction Pty Ltd	9,315	1,287 kW	0.1%
61	BLINK ECOSYSTEM PTY LTD	9,230	1,365 kW	0.1%
62	MAC ENERGY EFFICIENCY GROUP PTY LTD	8,887	1,324 kW	0.1%
63	GEM ENERGY AUSTRALIA PTY LTD	8,802	1,197 kW	0.1%
64	Anthony Roberts Holdings Pty Ltd T/A STC Trading Australia	8,629	1,222 kW	0.1%
65	Solar warehouse Pty Ltd	8,406	1,357 kW	0.1%
66	Sustainable Business Energy Solutions Pty Ltd (t/a AGL Energy Solutions)	8,369	1,156 kW	0.1%
67	RJ&HR PTY LTD	8,264	1,011 kW	0.1%
68	Wallandale Pty Ltd	8,261	1,187 kW	0.1%
69	GREEN ELECTRIC SOLUTIONS PTY LTD	8,201	1,297 kW	0.1%
70	EC FOCUS PTY. LTD.	8,081	1,063 kW	0.1%
71	NORTHMORE GORDON ENVIRONMENTAL PTY LTD	8,002	1,279 kW	0.1%
72	VICTORY INTERNATIONAL MARKETING PTY LTD Trading as SOLAR HARBOUR	7,948	1,075 kW	0.1%
73	VIVEKTA PTY LTD	7,808	1,153 kW	0.1%
74	SMR PARTNERS PTY LTD	7,753	1,086 kW	0.1%
75	Six Star plus Pty Ltd	7,678	1,151 kW	0.1%
76	GO SOLAR GROUP PTY. LTD.	7,591	1,022 kW	0.1%
77	TARA DEVI GOEL PTY LTD	7,546	921 kW	0.1%
78	Ozzy Fortune Group Pty Ltd	7,275	925 kW	0.1%
79	Echo Group Corporation Pty Ltd	7,186	1,005 kW	0.1%
80	Technaus Pty Ltd	7,141	1,027 kW	0.1%
81	Green and Gold Solar Australia Pty Ltd	7,083	904 kW	0.1%
82	Goodhew PTY LTD	7,054	1,005 kW	0.1%
83	Starfish Energy Pty Ltd	6,481	1,028 kW	0.1%
84	Saleswork Pty Ltd TA Hybrid Solar	6,459	968 kW	0.1%
85	Sunrun Solar Pty Ltd	6,368	1,026 kW	0.1%
86	HAS ENERGY PTY LTD	6,253	972 kW	0.1%
87	CYANERGY PTY LTD	6,091	902 kW	0.1%
88	SOLTRADE PTY LTD	6,027	847 kW	0.1%
89	SKY SOLAR ENERGY PTY LTD	6,025	858 kW	0.1%
90	Newgen Energy Pty Ltd	5,789	783 kW	0.1%
91	SUN CURRENT PTY LTD	5,754	884 kW	0.1%
92	Sima Construction pty ltd	5,716	796 kW	0.1%
93	Sunsolar Solutions Pty Ltd	5,610	813 kW	0.1%
94	Electrical Masters Pty Ltd	5,581	909 kW	0.1%
95	RHEEM AUSTRALIA PTY LIMITED	5,449	747 kW	0.1%
96	Forext Green Energy Pty Ltd	5,288	689 kW	0.1%
97	EVANS ELECTRICAL CONTRACTING PTY LTD	5,257	727 kW	0.1%
98	AGL Energy Services Pty Limited	5,210	713 kW	0.1%
99	MONGA CORPORATION PTY LTD as trustee for Monga Family trust	5,196	742 kW	0.1%
100	Aus1 Energis Pty Ltd	5,186	777 kW	0.1%
101	Tru Blu Solar Co	5,173	738 kW	0.1%
102	RK Solar and Consulting Services Pty Ltd	5,073	691 kW	0.1%
103	Unified Entity Pty Ltd as The Trustee For The Union Wealth Management Trust	5,047	724 kW	0.1%
104	REDCHILLIES PTY LTD	4,925	599 kW	0.1%
105	S R GLOBAL PTY LTD	4,881	751 kW	0.1%
106	PNI PTY LTD	4,807	693 kW	0.1%
107	JT Solar Technology Pty Ltd	4,806	629 kW	0.1%
108	DNM Investments Pty Ltd	4,755	688 kW	0.1%
109	KANHA GROUP PTY. LTD.	4,724	732 kW	0.1%
110	AADYA ENTERPRISES PTY. LTD.	4,598	700 kW	0.1%
111	TSP ENERGY PTY LTD	4,590	573 kW	0.1%
112	Bangar Energy	4,579	639 kW	0.1%
113	ENERGUS PTY LTD	4,516	568 kW	0.1%
114	ESSENTIAL SOLAR FINANCE PTY LTD	4,477	706 kW	0.1%
115	SUNLED ENERGY PTY LTD	4,417	660 kW	0.1%
116	Hembrow's Electrical Service Pty. Ltd.	4,333	617 kW	0.1%
117	Auspro Group Pty Ltd	4,293	671 kW	0.1%
118	GIZMO SALES & MARKETING PTY LTD	4,291	659 kW	0.1%
119	Solar Link Australia Pty Ltd	4,213	618 kW	0.1%
120	Mode Electrical (Tas) Pty Ltd	4,208	681 kW	0.1%
121	Green easy traders PTY LTD	4,192	601 kW	0.1%
122	LEDCOM PTY LTD	4,183	658 kW	0.1%
123	Vision Sales (AUST) Pty Ltd	4,101	572 kW	0.1%
124	SOLAR XCELLENCE PTY LTD	4,080	526 kW	0.1%
125	SKLATE Pty Ltd TA Ausgreen Solar Solutions	4,060	601 kW	0.1%
126	M&I CANBERRA PTY LTD T/A Electrical Doctorz	3,971	631 kW	0.1%
127	ARAAN PTY LTD	3,961	479 kW	0.1%
128	Apex Solar & Electrical PTY LTD	3,857	541 kW	0.1%
129	AARAV BANSAL PTY. LTD. T/A PV SPARK	3,825	481 kW	0.1%
130	Green and Save Pty Ltd	3,822	534 kW	0.1%
131	D and S Solar Pty Ltd	3,783	545 kW	0.1%
132	SolarpowerRex Pty Ltd	3,696	447 kW	0.1%
133	DEHAN SOLAR ENERGY PTY LTD	3,667	494 kW	0.1%
134	ADAM GROUP SERVICES PTY LTD	3,606	502 kW	0.1%
135	DLZ Services PTY LTD T/A Skyline Solar	3,530	432 kW	0.1%
136	PARISHRAM PTY. LTD. as The Trustee for Parishram Family Unit Trust	3,494	491 kW	0.1%
137	ZENITH INT PTY LTD TA HYTECH SOLAR BATTERIES	3,423	535 kW	0.0%
138	Evitech Pty Ltd	3,382	558 kW	0.0%
139	Rinnai Australia Pty Ltd	3,380	479 kW	0.0%
140	JALA ELECTRICALS PTY LTD	3,340	492 kW	0.0%
141	TRIONE ENERGY (AUS) PTY LTD	3,305	529 kW	0.0%
142	Online Air Pty Ltd	3,230	493 kW	0.0%
143	Singh Marketing Solutions Pty Ltd T/A Green4life Oz	3,170	428 kW	0.0%
144	Volteam Electric Pty Ltd	3,168	448 kW	0.0%
145	YELLO MARKETING PTY LTD	3,072	445 kW	0.0%
146	THINK SOLAR PTY LTD	3,036	466 kW	0.0%
147	Matthew Ottley T/A Flux Electrical Systems	3,013	433 kW	0.0%
148	The Energy Hub Australia Pty Ltd	2,859	414 kW	0.0%
149	AZ ENERGY PTY LTD	2,813	418 kW	0.0%
150	OZ SOLAR NEEDS PTY. LTD.	2,770	388 kW	0.0%
151	Variety Solar Pty Ltd	2,748	415 kW	0.0%
152	GN&ZEF ELECTRICAL PTY LTD	2,673	351 kW	0.0%
153	AUSGREEN INTERNATIONAL PTY LTD	2,640	374 kW	0.0%
154	KANUANU PTY LTD	2,610	405 kW	0.0%
155	B and G Green Trading Pty Ltd ATF B and G Trust T/A Aussie Greenmarks	2,605	406 kW	0.0%
156	GEELONG SOLAR ENERGY PTY. LTD.	2,579	419 kW	0.0%
157	RB Trades Services	2,448	344 kW	0.0%
158	Mannix Electrical Pty Ltd	2,405	290 kW	0.0%
159	SUN SOLAR AUSTRALIA PTY LTD	2,389	342 kW	0.0%
160	URBAN ELECTRICAL SERVICES PTY LTD	2,343	338 kW	0.0%
161	RVR PTY LTD as The Trustee for RVR FAMILY TRUST	2,264	310 kW	0.0%
162	ENERGY CONTROL AUSTRALIA PTY LTD as the trustee for ENERGY CONTROL AUSTRALIA UNIT TRUST	2,259	346 kW	0.0%
163	Eastern Ranges Contracting Pty Ltd ATF MARBEC FAMILY TRUST	2,257	368 kW	0.0%
164	Greenoz Solutions	2,253	318 kW	0.0%
165	PCM Pty Ltd ATF Channon Family Trust T/A Adelaide Solar Systems	2,235	300 kW	0.0%
166	SUNNYANSH PTY LTD as The Trustee for the Pahuja Family Trust	2,222	322 kW	0.0%
167	Clean and Green Solutions Pty Ltd	2,173	301 kW	0.0%
168	Solar 2020 Pty Ltd ATF Solar 2020 Unit Trust	2,131	272 kW	0.0%
169	Ampco Electrical services Pty Ltd	2,103	336 kW	0.0%
170	Harry Concepts Pty Ltd T/A Evergreen Solar Power	2,090	338 kW	0.0%
171	ILLUMINA HOLDINGS PTY LTD	2,059	256 kW	0.0%
172	North Nowra Investments Pty Ltd	2,024	290 kW	0.0%
173	RA Connect Pty Ltd T/A Ultimate Solar Energy	2,006	296 kW	0.0%
174	KRSNVI PTY LTD	1,999	289 kW	0.0%
175	Sol Energy Pty Ltd	1,982	257 kW	0.0%
176	Allsafe-Mackay Pty Ltd ATF The Energysmart Trust	1,950	235 kW	0.0%
177	SUNRISE INNOVATIONS PTY. LTD.	1,948	302 kW	0.0%
178	Brant Reid ATF Brant and Greta Reid Family Trust	1,938	299 kW	0.0%
179	Sunova Energy Pty Ltd	1,937	280 kW	0.0%
180	OZ SMART SOLAR PTY LTD	1,921	257 kW	0.0%
181	ADD ON SERVICES PTY. LTD.	1,920	310 kW	0.0%
182	Revolusunpower	1,864	288 kW	0.0%
183	SIMPLE CHOICE PTY LTD T/A Sunworx Energy	1,859	291 kW	0.0%
184	HONEY SOLAR PTY LTD	1,851	268 kW	0.0%
185	TECHNO FORMS PTY LTD	1,850	265 kW	0.0%
186	WISE GOAL PTY LTD	1,842	269 kW	0.0%
187	SMARTT SALES PTY LTD	1,840	306 kW	0.0%
188	AQUA SANITAS URJA PTY LTD	1,830	298 kW	0.0%
189	WESTERN ELEC PTY LTD.	1,816	286 kW	0.0%
190	Blue Mountains Solar Pty Ltd	1,798	260 kW	0.0%
191	GREEN ON PTY LTD	1,793	266 kW	0.0%
192	Termico Solar Generation Pty Ltd	1,747	218 kW	0.0%
193	JORDAN ELECTRICAL & DATA PTY. LTD. as The Trustee for House of Diamonds trading as SOUTH BEACH SOLAR	1,740	265 kW	0.0%
194	ACDC ENERGY PTY LTD	1,673	223 kW	0.0%
195	RV Solutions pty ltd	1,656	234 kW	0.0%
196	Blue Sky Energy (SA) Pty Ltd	1,642	238 kW	0.0%
197	RELIENERGY PTY LTD	1,601	228 kW	0.0%
198	Life Solar pty ltd	1,596	251 kW	0.0%
199	O'Dea Electrical Contracting Pty Ltd T/A O'Dea Electrical	1,588	203 kW	0.0%
200	Austar Management Pty Ltd T/A Austar Solar and Renewable Energy	1,584	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 – 12 Apr 2026.

NSW82,818 installs

2,426,589 kW

QLD58,412 installs

1,423,830 kW

VIC64,769 installs

1,540,434 kW

SA24,540 installs

621,885 kW

WA29,104 installs

499,643 kW

ACT4,608 installs

134,903 kW

TAS3,144 installs

55,507 kW

NT775 installs

13,257 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

1,907,480

27.6%

ONE STOP WAREHOUSE FINANCE PTY LTD

1,169,498

16.9%

GB Environmental Trading Pty Ltd

424,501

6.2%

Sun Retail Pty Ltd

262,541

3.8%

Habitat Energy Systems Pty Ltd

240,826

3.5%

ACHIEVERS ENERGY GROUP PTY LTD

199,850

2.9%

Peter Maganiotis

179,972

2.6%

Solsmart Pty Ltd

175,335

2.5%

Green Energy Trading Pty Ltd

160,261

2.3%

Renewable Energy Direct

112,962

1.6%

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