Empresa de Energía de Bogotá - EEB

A Regional Leader in the Energy Sector

EEB OverviewWide energy Portfolio: Network and Services

Focus on natural monopolies

Growth through controlled subsidiaries

Sound regulatory framework

Ample access to financial markets

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Shareholders: Bogotá D.C. 76.28%, Ecopetrol 6.87%, Corficolombiana 3.56%, AFPs 10.19%, Others 3.09%.

Leaders in every market

Electricity transmission

Market share (%)(Km of 220-138 kV lines )

Electricity transmission

Market share (%)(Km of lines)

Electricity distribution

Market share (%)(Kwh)

Electricity generation

Installed Capacity (%)Generation(%)

# 1 Peru

# 2 Colombia

# 1 Colombia

# 3 Colombia

Gas distribution

Market share (%)(No. clients)

59.0%

Gas transportation

Market share (%)(Average volume transported)

84.7%

Gas distribution

Market share (%)(No. clients) 100.0%

# 1 Colombia

# 1 Colombia

# 1 Perú

57.6%

10.10%

26.6%

21.2%

Electricity transmission

Project ongoing(850 Km L/T and 24 S/E)

# 1 Guatemala

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19.1%

Focus on natural monopolies and attractive energy markets

Strong Presence in Relevant Countries Natural Gas

Source: ANH, MEM, UPME (medium scenario) 5

Bucaramanga

Bogota

NeivaCali

Medellin

3.15 tcf

1.97 tcf

EasternProducers:EcopetrolEquion

Upper Magdalena Valley

Lower and Middle Magdalena Valley

NorthernProducers:ChevronEcopetrol 1.89 tcf

Ballena

Cusiana

References

Natural Gas ReservesCityField

Colombia | Natural Gas

Residential

Industrial

Natural gas pipelineMain grid expansion

Peru | Natural GasPeru | Natural Gas

Proveed Reserves

14,626 BCF

Strong Presence in Relevant Countries Electricity

Source: ANH, MEM, XM, UPME (medium scenario)6

Stable and Growing Income*

7* Total of Operating Revenues per company – aggregated figures for comparable purposes.

Stable and Growing Income*

Predictability and stability in regulated revenues. 81% of revenues comes from regulated business.

2010 2011 2012 2013 2014 1Q 15

1,159,771(605.9)

1,693,167(871.6)

1,902,952(1,076.2)

2,136,496(1,108.8)

2,530,768(1,144.7)

722,768(297.9)

Natural Gas DistributionCOP mm (USD mm)

GAS NATURAL CÁLIDDA TOTAL

CAGR 2010-2014: 16.9%

2010 2011 2012 2013 2014 1Q 15

3,311,701(1,730.3)

3,513,739(1,808.7)

3,699,245(2,092.1)

3,799,898(1,972.1)

4,092,963(1,710.7)

1,407,702(546.5)

Electricity DistributionCOP mm (USD mm)

CODENSA EEC EMSA TOTAL

CAGR2010-2014: 4.3%

2010 2011 2012 2013 2014 1Q 15

769,161(401.9)

853,053(439.1)

948,514(536.4)

1,113,894(578.1)

1,365,600(570.8)

409,444(158.9)

Natural Gas TransportationCOP mm (USD mm)

TGI PROMIGAS TOTAL

CAGR2009-2014: 12.2%

2010 2011 2012 2013 2014 1Q 15

310,176(162.1)

352,579(181.5)

366,552(207.3)

556,743(288.9)

705,122(294.7)

441,444(171.4)

Electricity TransmissionCOP mm (USD mm)

REP CTM EEB Transmisión TOTAL

CAGR 2010-2014: 17.9%

Growth through controlled subsidiaries and Brownfield opportunities

Consolidated Financial Results Evolution EBITDA

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Normalized Dividends: (1) Figures for the years 2006 - 2014 are presented under ColGaap standards. For 1Q 2015 LTM are presented under IFRS. LTM IFRS figures are estimated and preliminary, subject to changes, independent auditor’s revision. Final Comparable figures will be available as of December 31th 2015.(2) 2010 excludes dividends declared based on an early close of Gas Natural’s, Emgesa’s and Codensa’s financial statements. These figures are included in 2011, when such dividends would normally have been declared.(2.1) Anticipated dividends declared by Codensa on first half 2011, were included in 2012. (3) 2014 excludes dividends declared based on an early close of Gas Natural’s, Emgesa’s and Codensa’s financial statements. These figures are included in 2015, when such dividends would normally have been declared.

Ambitious projects under execution

Financial Plan2013-2019 Investments & Funding Sources

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 Composition of Investments* USD mlls %

Brownfield 877.8 48.2Greenfield 942.6 51.8

*Mainly concentrated on electricity transmission bussinesses (COL/Overseas)

2013-2019 Funding Investments

USD mlls

%

Cash Generation 2013-2014 507 15%Incremental Debt 2013-2014 1,092 32%Subtotal 2013-2014 1,599 47%Cash Generation 2015-2019 523 15%Incremental Debt 2015-2019 1,297 38%Subtotal 2015-2019 1,820 53%TOTAL 2013-2019 3,420 100%

2013 2014 2015e 2016e 2017e 2018e 2019e

64 80220 229 231 199

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84 74

148

35 36

90

202 143

118

91 8575

73

385.7

1,213.4

791.6

344.4 315.7 274.1

94.3

880

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200

EEB CAPEX Profile-Controlled CompaniesUSD MM

Electricity ColombiaElectricity OverseasNatural Gas ColombiaNatural Gas Overseas ServicesM&A Electricity M&A Natural GasTOTAL

(1) Covenant associated to this indicator is currently suspended since the bond EEB 2021 has investment grade, granted by three risk rating agencies monitoring the latter. Covenant established in Offering Memorandum of USD.749,000,000 EEB 6.125% Senior Notes due 2021. *It includes anticipated dividends. (2) Only for comparative purposes and due to transition to IFRS, 1Q 15 debt metrics have been estimated by adjusting COLGAAP last year figures. These figures are subject to change. (3) Increase in mainly explained by increase of foreign exchange USD/COP movements.

Consolidating the StrategySubsidiaries

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Projects UpdateEEB Transmission as of 1Q 2015 (Expected Annual Revenue)

TRECSA• Guatemala’s interconnection System – 81%

UPME Project Status EARUSD MM

On stream

Armenia 78.5% 1.28 2Q 2015

Tesalia 82.6% 10.9 4Q 2015

Chivor II Norte 43.0% 5.52 3Q 2015

SVC Tunal --% 7.8 4Q 2014

Bolívar-TermoCartagena 10.9% 11.2 1Q 2017

Sogamoso-Norte 13.9% 21.2 3Q 2017

Rio Cordoba Substation Project Awarded 1.81 4Q 2016

Southwest Reinforcement Project Awarded 24.37 3Q 2018

Río Cordoba Transformadores

Project Awarded 0.6 4Q 2016

La Loma Project Awarded 1.29 4Q 2016

Ecopetrol San Fernando Project Awarded N.A 2Q 2017

TOTAL 85.96

*It includes USD 170 million Brazil acquisition. This is an on-going process and disbursement will be completed during 2H 2015.

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Consolidating the StrategyAssociates

Projects Update

EMGESA• Quimbo Project (400 MW)• Total investment: USD 1,231 mm• Execution 1Q-15: 89 %• Full operation: 2H 15

CODENSA• On-going projects: Nueva Esperanza, Norte,

Bacatá Substations• New and existing demand• Quality service and continuity• Control operational risk

Access to Financial Markets

Access to Financial Markets

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EEBBaa3 PositiveBBB- StableBBB/AAA(col) Stable

TGIBaa3 StableBBB- StableBBB Stable

CáliddaBaa3 StableBBB- StableBBB- Stable

* An additional USD 8 million will be disbursed during 2015

*

Indebtedness in USD increased as a result of TGI’s shares acquisition (31.92%) through IELAH’s SPV.

* Syndicated loan acquired by Contugas (USD 342 MM) and additional indebtedness incurred by SPV in order to reacquire 31.92% of TGI IELAH (USD 569 MM)

+38.4%

EEB Share Performance

Ticker EEB:CBAs of March 31th, 2015 EEB’ market capitalization was USD 6.5 Billion Trading volume tripled after the Equity Offering Nov 2011.The stock is part of COLCAP,COLEQTY and COLIR.Average Target Price1Q15: USD 0.72 COP 1,874 (Potential upside return: 13.5%)

EEB Share Performance 1Q 2015Price Valuation1Q15 16.6%

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Creating Value to shareholders

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(1) The values of years prior to 2011 dividend were adjusted split 100: 1, which applies the 20.06.11 shares. Outstanding shares of November 11: 9,181,177,017 (2) here was an anticipated close of the Financial Statements, reason why during 1Q 11 EEB decreed no dividends, 1Q 12 normalizes this effect.

Financial Highlights

Consolidated Financial Results*

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Figures for the years 2006 - 2014 are presented under ColGaap standards. For 1Q 2015 LTM are presented under IFRS. LTM IFRS figures are estimated and preliminary, subject to changes, independent auditor’s revision. 1) 2014 excludes dividends declared based on an early close of Gas Natural’s, Emgesa’s and Codensa’s financial statements. These figures are included in 2015, when such dividends would normally have been declared.2) 1Q 15 Normalized by including the dividends declared.

(1) (2)

Investor Relations

For more information about Grupo Energía de Bogotá contact our Investor Relations team:

http://www.eeb.com.cohttp://www.grupoenergiadebogota.com/en/investors

Fabián Sánchez AldanaInvestor Relations Advisor GEB

+57 (1) 3268000 – Ext 1827fsanchez@eeb.com.co

Nicolás Mancini Suárez Financing and Investor Relations Manager GEB

+57 (1) 3268000 - Ext 1536nmancini@eeb.com.co

Rafael Andrés SalamancaInvestor Relations Advisor GEB

+57 (1) 3268000 – Ext 1675rsalamanca@eeb.com.co

Felipe Castilla CanalesChief Financial Officer - GEB

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Disclaimer

The information provided herein is for informational and illustrative purposes only and is not, and does not seek to be, a source of legal or financial advice on any subject. This information does not constitute an offer of any sort and is subject to change without notice. EEB expressly disclaims any responsibility for actions taken or not taken based on this information. EEB does not accept any responsibility for losses that might result from the execution of the proposals or recommendations presented. EEB is not responsible for any content that may originate with third parties. EEB may have provided, or might provide in the future, information that is inconsistent with the information herein presented.

We converted some amounts from Colombian pesos into U.S. dollars solely for the convenience of the reader at the TRM published by the SFC as of each period. These convenience translations are not in accordance with U.S. GAAP and have not been audited. These translations should not be construed as a representation that the Colombian peso amounts were, have been or could be converted into U.S. dollars at those or any other rates.