ISA ENERGIA BRASIL
Investor Relations

ISA ENERGIA BRASIL's corporate structure comprises its 100% subsidiaries and non-consolidated subsidiaries, as shown below:

Summary table, download below.

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Company Contract Project Expiration Operational
Status		 Next Tariff
Review		 RAP  ISA ENERGIA BRASIL Cycle 2025/2026 (BRLmillion) Adjustment
Index		 ISA ENERGIA BRASIL's
Share (%)
ISA ENERGIA BRASIL 059/2001
008/2022
012/2016
006/2023
012/2023		 Concessão Paulista
Piraquê
PBTE
Serra Dourada
Itatiaia		 31/12/2042
30/09/2052
21/11/2046
29/09/2053
29/09/2053		 Operational
Under Construction
Operational
Under Construction
Under Construction		 2028
2028
2027
2029
2029		 3.546,4
343,1
234,8
321,8
248,2		 IPCA 100%
IE Madeira 013/2009
015/2009		 Lote D
Lote F		 25/02/2039
25/02/2039		 Operational
Operational		 n.a. 208,3
179,7		 IPCA ISA ENERGIA BRASIL 51% / Furnas 24,5% / Chesf 24,5%
IE Ivaí 022/2017 Ivaí 11/08/2047 Operational 2028 199,4 IPCA 50% / TAESA 50%
IE Aguapeí 046/2017 Aguapeí 11/08/2047 Operational 2028 83,2 IPCA 100%
IE Riacho Grande 005/2021 Riacho Grande 31/03/2051 Under Construction 2025 93,1 IPCA 100%
IE Paraguaçu 003/2017 Paraguaçu 10/02/2047 Operational 2027 81,2 IPCA 50% / TAESA 50%
IEMG 007/2020
004/2007		 Triângulo Mineiro
IEMG		 20/03/2050
23/04/2037		 Operational
Operational		 2025
n.a.		 46,1
15,4		 IPCA 100%
IE Itaúnas 018/2017 Itaúnas 10/02/2047 Operational 2027 72,1 IPCA 100%
IE Garanhuns 022/2011 Garanhuns 09/12/2041 Operational 2027 80,5 IPCA 51% / Chesf 49%
IE Itaquerê 027/2017 Itaquerê 11/08/2047 Operational 2028 70,8 IPCA 100%
IENNE 001/2008 IENNE 16/03/2038 Operational 2028 71,4 IPCA 100%
IE Serra do Japi 026/2009 Serra do Japi 18/11/2039 Operational 2025 62,4 IPCA 100%
IE Jaguar 9 015/2008 Getulina, Mirassol e Aráras 15/10/2038 Operational n.a. 77,3 IPCA 100%
IE Biguaçu 012/2018 Biguaçu 20/09/2048 Operational 2029 56,3 IPCA 100%
IE Aimorés 004/2017 Aimorés 10/02/2047 Operational 2027 54,4 IPCA 50% / TAESA 50%
IE Jaguar 6 143/2001
042/2017		 Botucatu-Xavantes
Bauru		 11/08/2047
20/03/2050		 Operational
Operational		 n.a.
2028		 20,6
16,2		 IGPM
IPCA		 100%
IE Jaguar 8 011/2022
012/2008		 Jacarandá
Piratininga		 21/09/2048
09/12/2041		 Under Construction
Operational

2028
n.a.

 16,1
16,0		 IPCA
IPCA		 100%
IE Tibagi 026/2017
006/2020
014/2023		 Tibagi
Três lagoas
Água Vermelha 		 15/10/2038
15/10/2038
21/09/2048		 Operational
Operational
Operational		 2028
2025
2029		 23,7
7,5
8,5		 IPCA 100%
IESUL 016/2008
013/2008		 Forquilinha
Scharlau		 20/12/2031
11/08/2047		 Operational
Operational		 n.a. 20,4
8,8		 IPCA 100%
IE Itapura 021/2018
021/2011		 Lorena
Itapeti		 30/09/2052
15/10/2038		 Operational
Operational		 2029
2027		 18,3
9,2		 IPCA 100%
IE Pinheiros 018/2008 Atibaia II 15/10/2038 Operational n.a. 8,6 IPCA 100%
#22 Total (34)       6.373    
                 
Operational           5.350,5    
Under Construction           1.022,3    
Total           6.372,8    

Updated on July 30, 2025.