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 – 27 May 2026·Updated 2026-05-27

STC Volume (2026 YTD)

22,493,679

Certificates created

Estimated Capacity

3,289,795 kW

Derived from STC volume

Installations (2026 YTD)

145,817

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	3,201,985	465,562 kW	28.5%
2	ONE STOP WAREHOUSE FINANCE PTY LTD	1,916,660	274,324 kW	17.1%
3	GB Environmental Trading Pty Ltd	706,025	102,119 kW	6.3%
4	Habitat Energy Systems Pty Ltd	410,947	59,373 kW	3.7%
5	Sun Retail Pty Ltd	400,649	56,473 kW	3.6%
6	ACHIEVERS ENERGY GROUP PTY LTD	331,978	48,383 kW	3.0%
7	Peter Maganiotis	292,757	41,750 kW	2.6%
8	Solsmart Pty Ltd	281,293	40,786 kW	2.5%
9	Green Energy Trading Pty Ltd	252,471	36,078 kW	2.2%
10	Renewable Energy Direct	190,198	27,559 kW	1.7%
11	RecTraders Aust Pty Ltd as the Trustee for RecTraders Aust Unit Trust	159,402	22,684 kW	1.4%
12	RETA (WA) Pty Ltd	151,331	19,902 kW	1.3%
13	ENERGYBUILD PTY LTD	148,890	23,125 kW	1.3%
14	LUXCO ENERGY PTY. LTD.	143,407	20,237 kW	1.3%
15	Trade In Green Pty Ltd	131,507	19,124 kW	1.2%
16	QUICKFORM TRADES PTY LTD	90,551	12,932 kW	0.8%
17	Aspire Energy pty ltd	74,064	10,376 kW	0.7%
18	Green Energy Technologies Pty Ltd	62,479	8,874 kW	0.6%
19	AUS SOLAR ENERGY GROUP PTY LTD	56,769	8,443 kW	0.5%
20	Energy Aware Pty Ltd as the trustee for The Energy Aware Unit Trust	50,586	6,558 kW	0.5%
21	Solar System Pty Ltd	46,759	6,627 kW	0.4%
22	BELL SOLAR PTY LTD	45,521	6,481 kW	0.4%
23	SOLA NOW PTY LTD	41,354	5,514 kW	0.4%
24	Venergy Pty Ltd	38,877	5,328 kW	0.3%
25	The Trustee for The DJR Trust t/a STC Trade	38,506	5,423 kW	0.3%
26	Chromagen Australia Pty Ltd	37,970	5,719 kW	0.3%
27	Diamond Energy Pty Ltd	37,785	5,414 kW	0.3%
28	SOLAR PANDA PTY LTD	34,744	4,905 kW	0.3%
29	CLEAN ENERGY PRODUCTS PTY LTD	34,096	4,920 kW	0.3%
30	Demand Manager Pty Ltd	33,977	4,253 kW	0.3%
31	Solargain PV Pty Ltd	33,955	4,504 kW	0.3%
32	SAE Group Pty Ltd	33,668	4,811 kW	0.3%
33	Imeri Group Pty Ltd T/A STC Xchange	33,131	5,118 kW	0.3%
34	ROCKET SALES PTY. LTD.	31,369	5,036 kW	0.3%
35	Springers Consulting Services Proprietary Limited	30,880	4,414 kW	0.3%
36	CREATIVE16 PTY LTD	28,940	4,096 kW	0.3%
37	1 SOLAR AUSTRALIA PTY LTD	28,717	4,048 kW	0.3%
38	INVINCIBLE ENERGY PTY LTD	28,708	4,492 kW	0.3%
39	ATHENA INTERNATIONAL TRADING PTY. LTD.	25,373	3,664 kW	0.2%
40	Solgreen Energy Pty Ltd	24,706	3,510 kW	0.2%
41	Sel Absolute Return Fund Pty Limited	24,342	3,493 kW	0.2%
42	Rec Services Pty Ltd	23,552	3,239 kW	0.2%
43	MP SOLAR PTY LTD	22,317	3,218 kW	0.2%
44	RYDE ENERGY PTY. LTD.	21,401	3,037 kW	0.2%
45	INTEGRA Energy Group Pty Ltd	21,116	3,414 kW	0.2%
46	Tindo Operations Co Pty Ltd	20,522	2,835 kW	0.2%
47	H and M Global PTY LTD	20,190	3,295 kW	0.2%
48	CREDITEX PTY LTD	19,981	2,902 kW	0.2%
49	Ecovantage Pty Ltd	19,908	2,984 kW	0.2%
50	AUS RENEWABLE DEVELOPMENT GROUP PTY LTD	19,245	2,734 kW	0.2%
51	SOLAR CONNECTED Pty Ltd	18,356	2,669 kW	0.2%
52	ADS PTY LTD	18,225	2,695 kW	0.2%
53	Solar warehouse Pty Ltd	18,099	2,952 kW	0.2%
54	ZICOM PTY. LTD. t/a SOLARFOREVER AUSTRALIA	17,752	2,805 kW	0.2%
55	My Energy Group Pty Ltd	17,653	2,471 kW	0.2%
56	SAVING EARTH PTY LTD	17,093	2,831 kW	0.2%
57	SOLAHART INDUSTRIES PTY. LTD.	16,467	2,098 kW	0.1%
58	GEM ENERGY AUSTRALIA PTY LTD	16,240	2,168 kW	0.1%
59	Salesvision Pty Ltd TA Solar Spirit	16,120	2,429 kW	0.1%
60	BLINK ECOSYSTEM PTY LTD	15,868	2,423 kW	0.1%
61	Anthony Roberts Holdings Pty Ltd T/A STC Trading Australia	15,697	2,237 kW	0.1%
62	THE GREEN MINER PTY. LTD.	15,086	2,324 kW	0.1%
63	NORTHMORE GORDON ENVIRONMENTAL PTY LTD	14,900	2,430 kW	0.1%
64	SMR PARTNERS PTY LTD	13,902	1,963 kW	0.1%
65	Solar Junction Pty Ltd	13,714	1,908 kW	0.1%
66	GREEN POWER PLANET PTY LTD	13,589	1,945 kW	0.1%
67	EC FOCUS PTY. LTD.	13,210	1,775 kW	0.1%
68	GO SOLAR GROUP PTY. LTD.	13,020	1,789 kW	0.1%
69	Sustainable Business Energy Solutions Pty Ltd (t/a AGL Energy Solutions)	12,298	1,759 kW	0.1%
70	MAC ENERGY EFFICIENCY GROUP PTY LTD	12,079	1,792 kW	0.1%
71	RJ&HR PTY LTD	11,687	1,453 kW	0.1%
72	Wallandale Pty Ltd	11,560	1,660 kW	0.1%
73	VIVEKTA PTY LTD	11,532	1,709 kW	0.1%
74	TARA DEVI GOEL PTY LTD	11,229	1,400 kW	0.1%
75	VICTORY INTERNATIONAL MARKETING PTY LTD Trading as SOLAR HARBOUR	11,229	1,550 kW	0.1%
76	GREEN ELECTRIC SOLUTIONS PTY LTD	10,867	1,744 kW	0.1%
77	HAS ENERGY PTY LTD	10,714	1,720 kW	0.1%
78	SOLTRADE PTY LTD	10,285	1,463 kW	0.1%
79	AADYA ENTERPRISES PTY. LTD.	9,937	1,591 kW	0.1%
80	Goodhew PTY LTD	9,844	1,409 kW	0.1%
81	Newgen Energy Pty Ltd	9,648	1,345 kW	0.1%
82	Green and Gold Solar Australia Pty Ltd	9,592	1,245 kW	0.1%
83	Six Star plus Pty Ltd	9,422	1,444 kW	0.1%
84	Technaus Pty Ltd	9,084	1,324 kW	0.1%
85	Starfish Energy Pty Ltd	9,002	1,434 kW	0.1%
86	Electrical Masters Pty Ltd	8,709	1,436 kW	0.1%
87	Echo Group Corporation Pty Ltd	8,613	1,222 kW	0.1%
88	Saleswork Pty Ltd TA Hybrid Solar	8,502	1,291 kW	0.1%
89	SKY SOLAR ENERGY PTY LTD	8,408	1,205 kW	0.1%
90	RK Solar and Consulting Services Pty Ltd	8,398	1,169 kW	0.1%
91	Sunrun Solar Pty Ltd	8,386	1,352 kW	0.1%
92	Forext Green Energy Pty Ltd	8,349	1,087 kW	0.1%
93	SUN CURRENT PTY LTD	8,173	1,287 kW	0.1%
94	ENERGUS PTY LTD	8,119	1,015 kW	0.1%
95	Tru Blu Solar Co	8,104	1,162 kW	0.1%
96	DNM Investments Pty Ltd	7,847	1,135 kW	0.1%
97	AGL Energy Services Pty Limited	7,820	1,105 kW	0.1%
98	ESSENTIAL SOLAR FINANCE PTY LTD	7,806	1,268 kW	0.1%
99	PNI PTY LTD	7,770	1,126 kW	0.1%
100	MONGA CORPORATION PTY LTD as trustee for Monga Family trust	7,743	1,102 kW	0.1%
101	RHEEM AUSTRALIA PTY LIMITED	7,675	1,085 kW	0.1%
102	Ozzy Fortune Group Pty Ltd	7,453	948 kW	0.1%
103	SOLAR XCELLENCE PTY LTD	7,389	953 kW	0.1%
104	Solar Link Australia Pty Ltd	7,258	1,097 kW	0.1%
105	Sunsolar Solutions Pty Ltd	7,195	1,072 kW	0.1%
106	JT Solar Technology Pty Ltd	7,089	960 kW	0.1%
107	Sima Construction pty ltd	7,039	987 kW	0.1%
108	Hembrow's Electrical Service Pty. Ltd.	6,873	991 kW	0.1%
109	TSP ENERGY PTY LTD	6,836	898 kW	0.1%
110	REDCHILLIES PTY LTD	6,794	841 kW	0.1%
111	GIZMO SALES & MARKETING PTY LTD	6,778	1,075 kW	0.1%
112	S R GLOBAL PTY LTD	6,771	1,048 kW	0.1%
113	EVANS ELECTRICAL CONTRACTING PTY LTD	6,764	939 kW	0.1%
114	YELLO MARKETING PTY LTD	6,679	967 kW	0.1%
115	ARAAN PTY LTD	6,653	807 kW	0.1%
116	KANHA GROUP PTY. LTD.	6,596	1,047 kW	0.1%
117	Auspro Group Pty Ltd	6,549	1,052 kW	0.1%
118	Unified Entity Pty Ltd as The Trustee For The Union Wealth Management Trust	6,527	939 kW	0.1%
119	SolarpowerRex Pty Ltd	6,482	804 kW	0.1%
120	Bangar Energy	6,419	905 kW	0.1%
121	PARISHRAM PTY. LTD. as The Trustee for Parishram Family Unit Trust	6,409	901 kW	0.1%
122	SUNLED ENERGY PTY LTD	6,382	951 kW	0.1%
123	JALA ELECTRICALS PTY LTD	6,237	934 kW	0.1%
124	ADAM GROUP SERVICES PTY LTD	6,184	869 kW	0.1%
125	LEDCOM PTY LTD	6,122	985 kW	0.1%
126	CYANERGY PTY LTD	6,091	902 kW	0.1%
127	ZENITH INT PTY LTD TA HYTECH SOLAR BATTERIES	6,033	973 kW	0.1%
128	AARAV BANSAL PTY. LTD. T/A PV SPARK	5,782	735 kW	0.1%
129	Aus1 Energis Pty Ltd	5,766	875 kW	0.1%
130	Mode Electrical (Tas) Pty Ltd	5,726	936 kW	0.1%
131	M&I CANBERRA PTY LTD T/A Electrical Doctorz	5,656	912 kW	0.1%
132	D and S Solar Pty Ltd	5,619	807 kW	0.1%
133	AZ ENERGY PTY LTD	5,541	832 kW	0.0%
134	Vision Sales (AUST) Pty Ltd	5,506	775 kW	0.0%
135	Green and Save Pty Ltd	5,471	773 kW	0.0%
136	SKLATE Pty Ltd TA Ausgreen Solar Solutions	5,468	816 kW	0.0%
137	Apex Solar & Electrical PTY LTD	5,415	767 kW	0.0%
138	SHIVOM (NSW) PTY LTD	5,102	735 kW	0.0%
139	Mannix Electrical Pty Ltd	4,865	632 kW	0.0%
140	Rinnai Australia Pty Ltd	4,828	703 kW	0.0%
141	DEHAN SOLAR ENERGY PTY LTD	4,701	644 kW	0.0%
142	Online Air Pty Ltd	4,689	736 kW	0.0%
143	Matthew Ottley T/A Flux Electrical Systems	4,623	666 kW	0.0%
144	THINK SOLAR PTY LTD	4,482	706 kW	0.0%
145	OZ SOLAR NEEDS PTY. LTD.	4,432	628 kW	0.0%
146	DLZ Services PTY LTD T/A Skyline Solar	4,402	558 kW	0.0%
147	Singh Marketing Solutions Pty Ltd T/A Green4life Oz	4,369	601 kW	0.0%
148	The Energy Hub Australia Pty Ltd	4,364	632 kW	0.0%
149	Green easy traders PTY LTD	4,304	617 kW	0.0%
150	B and G Green Trading Pty Ltd ATF B and G Trust T/A Aussie Greenmarks	4,139	665 kW	0.0%
151	Volteam Electric Pty Ltd	4,110	584 kW	0.0%
152	KAPEDO ENERGY PTY LTD T/A Toowoomba Solar Centre	4,041	579 kW	0.0%
153	SMARTT SALES PTY LTD	4,031	675 kW	0.0%
154	Evitech Pty Ltd	3,946	653 kW	0.0%
155	TRIONE ENERGY (AUS) PTY LTD	3,923	633 kW	0.0%
156	AUSGREEN INTERNATIONAL PTY LTD	3,895	556 kW	0.0%
157	Wescor Bioenergy Pty Ltd T/A Wescor Electrical	3,791	538 kW	0.0%
158	GEELONG SOLAR ENERGY PTY. LTD.	3,714	606 kW	0.0%
159	Variety Solar Pty Ltd	3,700	576 kW	0.0%
160	SUNRISE INNOVATIONS PTY. LTD.	3,532	567 kW	0.0%
161	Clean and Green Solutions Pty Ltd	3,528	496 kW	0.0%
162	RELIENERGY PTY LTD	3,514	505 kW	0.0%
163	URBAN ELECTRICAL SERVICES PTY LTD	3,482	525 kW	0.0%
164	ILLUMINA HOLDINGS PTY LTD	3,441	439 kW	0.0%
165	ADD ON SERVICES PTY. LTD.	3,438	557 kW	0.0%
166	Ampco Electrical services Pty Ltd	3,407	553 kW	0.0%
167	KANUANU PTY LTD	3,381	535 kW	0.0%
168	SUN SOLAR AUSTRALIA PTY LTD	3,347	481 kW	0.0%
169	WISE GOAL PTY LTD	3,294	487 kW	0.0%
170	KRSNVI PTY LTD	3,260	472 kW	0.0%
171	Sunova Energy Pty Ltd	3,246	470 kW	0.0%
172	RB Trades Services	3,233	458 kW	0.0%
173	North Nowra Investments Pty Ltd	3,218	463 kW	0.0%
174	Sol Energy Pty Ltd	3,203	420 kW	0.0%
175	Solar 2020 Pty Ltd ATF Solar 2020 Unit Trust	3,196	411 kW	0.0%
176	GN&ZEF ELECTRICAL PTY LTD	3,132	408 kW	0.0%
177	TECHNO FORMS PTY LTD	3,108	446 kW	0.0%
178	Termico Solar Generation Pty Ltd	3,081	393 kW	0.0%
179	Eastern Ranges Contracting Pty Ltd ATF MARBEC FAMILY TRUST	3,049	502 kW	0.0%
180	GREEN ON PTY LTD	3,041	477 kW	0.0%
181	Harry Concepts Pty Ltd T/A Evergreen Solar Power	3,011	493 kW	0.0%
182	Ultimate Spark Electrical Pty Ltd t/a Green Solar Energy	2,991	428 kW	0.0%
183	SOLAR 24 PTY LTD	2,973	489 kW	0.0%
184	CDP ENERGY PTY LTD	2,954	427 kW	0.0%
185	ENERGY CONTROL AUSTRALIA PTY LTD as the trustee for ENERGY CONTROL AUSTRALIA UNIT TRUST	2,927	447 kW	0.0%
186	APEX ENERGY AUSTRALIA PTY LTD as THE TRUSTEE FOR P & M STALLAN FAMILY TRUST NO 2	2,902	396 kW	0.0%
187	PCM Pty Ltd ATF Channon Family Trust T/A Adelaide Solar Systems	2,889	394 kW	0.0%
188	Mustafa Merchant ATF Merchant Family Trust	2,825	406 kW	0.0%
189	GREEN SKY RENEWABLES PTY LTD	2,751	464 kW	0.0%
190	HONEY SOLAR PTY LTD	2,731	395 kW	0.0%
191	RA Connect Pty Ltd T/A Ultimate Solar Energy	2,726	405 kW	0.0%
192	Green Home Sustainability Assessors Pty Ltd	2,691	329 kW	0.0%
193	Revolusunpower	2,689	417 kW	0.0%
194	SUNNYANSH PTY LTD as The Trustee for the Pahuja Family Trust	2,689	389 kW	0.0%
195	Greenoz Solutions	2,687	390 kW	0.0%
196	WESTERN ELEC PTY LTD.	2,642	425 kW	0.0%
197	Biotech Medical (AUST) Pty Ltd T/A Solar Repairs	2,632	334 kW	0.0%
198	Volts Electrics Pty Ltd	2,613	441 kW	0.0%
199	OZ SMART SOLAR PTY LTD	2,611	357 kW	0.0%
200	Brant Reid ATF Brant and Greta Reid Family Trust	2,582	407 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 – 27 May 2026.

NSW136,025 installs

4,084,265 kW

QLD95,673 installs

2,395,036 kW

VIC104,998 installs

2,683,816 kW

SA40,485 installs

1,058,815 kW

WA46,561 installs

803,540 kW

ACT7,932 installs

238,091 kW

TAS5,298 installs

102,552 kW

NT1,320 installs

25,353 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

3,201,985

28.5%

ONE STOP WAREHOUSE FINANCE PTY LTD

1,916,660

17.1%

GB Environmental Trading Pty Ltd

706,025

6.3%

Habitat Energy Systems Pty Ltd

410,947

3.7%

Sun Retail Pty Ltd

400,649

3.6%

ACHIEVERS ENERGY GROUP PTY LTD

331,978

3.0%

Peter Maganiotis

292,757

2.6%

Solsmart Pty Ltd

281,293

2.5%

Green Energy Trading Pty Ltd

252,471

2.2%

Renewable Energy Direct

190,198

1.7%

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