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Exhibit 3 - Quantitative information of concession services contracts

12 Months Ended

Dec. 31, 2024

Exhibit 3. Quantitative information of concession services contracts

Exhibit 3. Quantitative information of concession services contracts

Exhibit 3. Quantitative information of concession services contracts

Tender at

Maintenance

the end of

obligation for

Concession

Revenue

the

service condition

Asset

From Concession

Business line

Concession

Country

Maturity date

contract

Y/N

2024

2023

2024

2023

Intangible asset

Consorcio Transmantaro

Peru

Sep-53

7,333,984

6,374,904

1,252,084

1,265,674

Energy transmission

ISA REP

Peru

Sep-32

1,448,924

1,317,431

811,312

779,025

ISA Perú

Peru

Apr-33

739,721

652,309

131,870

142,174

Total Peru

9,522,629

8,344,644

2,195,266

2,186,873

ISA Bolivia

Bolivia

Jan-39

48,429

42,488

30,981

32,148

Energy transmission

Inteia S.A.S.

Colombia

Dec-25

665

1,337

33,777

24,356

Total concessions, asset intangible

9,571,723

8,388,469

2,260,024

2,243,377

Contractual Asset

ISA Energía Brasil

Brazil

Sep-52

16,785,220

15,156,403

3,840,524

3,332,886

Interligação Elétrica Aguapeí

Brazil

Aug-47

551,546

539,430

70,757

68,574

Interligação Elétrica Itaquerê

Brazil

Aug-47

471,989

507,600

54,788

59,958

Interligação Elétrica Itaúnes

Brazil

Feb-47

451,017

463,822

70,667

62,868

Interligação Elétrica Biguaçu

Brazil

Sep-48

382,111

412,584

40,240

44,380

Interligação Elétrica Norte e Nordeste

Brazil

Mar-38

385,827

420,774

51,461

54,346

Interligação Elétrica Jaguar 9

Brazil

Oct-38

414,858

396,444

84,657

76,527

Interligação Elétrica Serra Do Japi

Brazil

Nov-39

346,684

367,545

49,773

45,519

Energy transmission

Interligação Elétrica de Minas Gerais

Brazil

Mar-50

435,705

440,643

68,798

126,863

Interligação Elétrica Tibagi

Brazil

Aug-47

230,114

218,670

50,635

26,472

Interligação Elétrica Jaguar 6

Brazil

Aug-47

166,781

184,741

20,804

11,142

Evrecy Participações

Brazil

Mar-50

441,438

325,208

194,823

116,542

Interligação Elétrica Sul

Brazil

Oct-38

178,033

186,642

25,249

29,116

Interligação Elétrica Itapura

Brazil

Sep-48

154,087

150,682

30,845

25,295

Interligação Elétrica Jaguar 8

Brazil

Aug-47

110,630

108,798

20,489

32,448

Interligação Elétrica Riacho Grande

Brazil

Mar-51

416,559

158,384

279,824

78,246

Interligação Elétrica Pinheiros

Brazil

Oct-38

46,435

50,090

6,176

4,290

Total concession, Contractual asset

21,969,034

20,088,460

4,960,510

4,195,472

Tender at

Maintenance

the end of

obligation for

Concession

Revenue

the

service condition

Asset

From Concession

Business line

Concession

Country

Maturity date

contract

Y/N

2024

2023

2024

2023

Financial Asset

ISA Energía Brasil

Brazil

Dec-42

143,786

81,660

940,992

1,045,884

Interligação Elétrica Aguapeí

Brazil

Aug-47

5,482

7,225

12,099

14,563

Interligação Elétrica Biguaçu

Brazil

Sep-48

3,547

2,881

10,629

12,447

Interligação Elétrica Serra Do Japi

Brazil

Nov-39

3,310

2,947

6,943

8,049

Interligação Elétrica Itaquerê

Brazil

Aug-47

3,918

2,999

3,213

7,568

Interligação Elétrica Jaguar 9

Brazil

Oct-38

8,496

12,051

12,549

16,016

Interligação Elétrica Pinheiros

Brazil

Oct-38

254

728

713

10,877

Interligação Elétrica Jaguar 6

Brazil

Aug-47

2,574

1,263

3,189

2,165

Energy Transmission

Evrecy Participações

Brazil

Mar-50

3,695

1,280

5,580

7,144

Interligação Elétrica Sul

Brazil

Oct-38

1,699

1,795

2,661

3,389

Interligação Elétrica Itapura

Brazil

Sep-48

1,504

1,735

6,197

7,398

Interligação Elétrica de Minas Gerais

Brazil

Mar-50

3,531

3,963

6,002

6,589

Interligação Elétrica Norte e Nordeste

Brazil

Mar-38

6,596

3,655

3,093

1,627

Interligação Elétrica Jaguar 8

Brazil

Aug-47

1,103

896

1,769

658

Interligação Elétrica Itaúnas S. A.

Brazil

Sep-48

2,266

5,055

4,784

6,647

Interligação Elétrica Tibagi

Brazil

Aug-47

822

(1,347)

6,434

4,104

Total Brazil

192,583

128,786

1,026,847

1,155,125

Ruta del Maipo

Chile

Apr-35

6,412,889

6,281,734

877,003

901,306

Ruta del Loa

Chile

Apr-49

1,537,355

1,160,000

323,645

528,219

Roads

Ruta de la Araucanía

Chile

Oct-26

224,489

344,439

191,956

269,324

Ruta de los Ríos

Chile

Mar-26

79,482

62,050

208,587

252,171

Ruta del Bosque

Chile

Feb-23

—

19,561

Ruta orbital

Chile

Jun-70

23,523

—

22,862

—

Total Chile

8,277,738

7,848,223

1,624,053

1,970,581

Roads

Ruta Costera

Colombia

Feb-42

2,168,476

1,965,912

262,890

27,327

Total Colombia

2,168,476

1,965,912

262,890

27,327

Roads

Ruta del Este

Panama

Nov-42

53,605

—

49,512

—

Total Panama

53,605

—

49,512

—

Total concessions, financial assets

10,692,402

9,942,921

2,963,302

3,153,033

Total concessions

42,233,159

38,419,850

10,183,836

9,591,882