Mrz 2008 The Company Mrz 2008 Company History

März 2008 The Company März 2008

Company History 1956 Foundation of Steirische Ferngas 1994 Spin-off of Steirische Fernwärme Gmb. H from STEWEAG 1996 Founding of the ESTAG Holding 1998 Electricité de France/Gaz de France acquire 25% + 1 of Energie Steiermark; Gd. F is a strategic partner of Steirische Ferngas 2003 Merger of Steirische Fernwärme and Steirische Wärmeservice with Steirische Ferngas resulting in Steirische Gas-Wärme Gmb. H 2003 Foundation of Gasnetz Steiermark Gmb. H 2004 spin-off of “Gasnetz” division from Steirische Gas. Wärme Gmb. H 2006 50 years of natural gas in Styria 2

Steirische Gas-Wärme within the Energie Steiermark Group Province of Styria 75. 000 shares without a par value Société d´Investissement en Autriche 25. 000. 200 shares without a par value Energie Steiermark AG STEWEAG–STEG Gmb. H 65, 43% PW Stromversorgungsgmb. H Gasnetz Steiermark Gmb. H Stromnetz Steiermark Gmb. H Unsere Wasserkraft Gmb. H STEFE SK a. s. Energie Wildon Obdach Gmb. H Sonstige SAI Service and Information Call-Center Gmb. H Steirische Gas-Wärme Gmb. H Überlandstrom Gmb. H RAG 10% ENAGES 80% Energie Graz Gmb. H & Co. KG 49% Verbund-Austrian Hydro Power AG 5, 31% Verbund Austrian Thermal Power Gmb. H 33, 41% Feistritzwerke STEWEAG Gmb. H 27% Stadtwerke Hartberg Energieversorgungs Gmb. H 25, 1% As of 01/03/2008 3

Overview of affiliated and associated companies Steirische Gas-Wärme Gmb. H Austria affiliated: • Gasnetz Steiermark • CMST • Biomasse KWK Leoben * Consolidated Turnover: 48, 7 Mio. EUR Slovakia affiliated: • STEFE SK 1) (Holding) Consolidated Turnover: 44 Mio. EUR 1) Slovenia associated: • Adriaplin 30% Turnover (at-equity consolidated): 20, 4 Mio. EUR Czech Republic Hungary affiliated: • TZR • Jihlavske Kotelny associated: • Cothec (30%) Consolidated Turnover: 7 Mio. EUR Turnover Cothec (atequity consolidated): 7, 5 Mio. EUR A further 11 subsidiary companies are settled under STEFE SK Holding As of 01/03/2008 4

Range of Services Natural gas supply District heating supply Liquified petroleum (LPG) supply Contracting Largest renewable-energy supplier in Styria Electricity generation and heat production Management of corporate investments Network service Environmental service Research and development 5

Commercial Operating Figures 2007 (excluding affiliated companies) Sales revenues 1) 461, 6 Operating result 1) 38, 3 Investments 1) 37, 7 Share capital 1) 21, 0 Sales revenues from district heating participations 1) 2) 63, 7 Employees (incl. Casual workers) 274 1) [Mio. Euro] 2) Data refers to fully consolidated companies in the Energie Steiermark AG As of 01/03/2008 6

Key Technical Figures 2007 Natural gas sales [Mio. Nm³] 1. 362, 3 District-heating output [GWh] 1. 169, 4 LPG sales [1000 t] 2, 4 129, 6 Heat output in contracting [GWh] Heat output from affiliated companies [GWh] Natural gas pipelines - Gasnetz Steiermark [km] District-heating pipelines [km] Contracting Units 1) 935, 0 3. 642, 0 449, 5 944 1) Data refers to fully consolidated companies in the Energie Steiermark AG As of 01/03/2008 7

Energy Output As of 01/03/2008 8

Range of Services in detail 9

Natural Gas Supply Long-term gas acquisition (Russian, Norwegian and domestic gas) Well-established in the natural gas business Strong partner for domestic industry Serves approx. 70. 000 direct and indirect customers Experience in the use of new energy and user technologies Comprehensive domestic, commercial and industrial service supplier As of 01/03/2008 10

Natural Gas Supply and Retail Facts and Figures: Sales revenues: 325 Mio. EUR Number of communities supplied: Number of Customers: Sales (Output): 186 ca. 37. 800 1. 362 Mio. Nm 3 As of 01/03/2008 11

Nr. 2 in Austria (Market share of aggregated natural gas consumers, control-area east) Source: e-Control market-report 2006 12

Natural gas sales quantities 2007 As of 01/03/2008 13

Supply portfolio 2007 As of 01/03/2008 14

Natural Gas Pipeline Network in Austria 15

Natural Gas Pipeline Network in Styria 16

District-Heating Supply Largest communal district heating serviceprovider in Styria District heating production and electricity generation Expertise in energy and environmental consulting Continuous value-added chain (from production to invoicing) Approx. 11. 200 direct and indirect customers Comprehensive expertise in operation, expansion and maintenance of district-heating networks As of 01/03/2008 17

District-Heating Supply Facts and Figures: Sales revenues: 50, 9 Mio EUR Networks: 22 Number of Customers: ca. 11. 200 Output: 1. 169 GWh Electricity output: District-heating pipelines: 45 GWh 450 km As of 01/03/2008 18

Areas of District-Heating Supply in Styria* 1 Kalsdorf 2 Hart 3 Werndorf 12, 0 GWh, 518 customers 8, 8 GWh, 412 customers Feldbach 5 Rosental 7 21 16 9 9 16 5 18 17 7 10 2 20 1 Mu r 17 3 15 6 8 10 Bärnbach 11 Knittelfeld 9, 9 GWh, 558 customers 37, 6 GWh, 884 customers special customers: 18 4 13 2, 9 GWh, 249 customers 14 8, 3 GWh, 262 customers Köflach u. Pichling 25, 8 GWh, 1. 877 customers Rottenmann 19 8, 9 GWh, 11 customers 8, 0 GWh, 477 customers 15, 1 GWh, 296 customers Wildon 11 12 Sinabelkirchen Pöls 15, 4 GWh, 459 customers Maria Lankowitz 37, 8 GWh, 1. 052 customers Loipersdorf Therme 25, 5 GWh, 514 customers Raaba 22 15 Neu-Seiersberg/Pirka 8 Feldkirchen u. Abtissendorf 6, 0 GWh, 125 customers Deutschlandsberg 20, 2 GWh, 995 customers 1, 3 GWh, 33 customers 13 14 4, 6 GWh, 326 customers 6 Obdach 19 16, 7 GWh, 391 customers 4 12 20 15, 3 GWh, 348 customers Voitsberg u. Krems 23, 9 GWh, 1. 411 customers Bruck Energie Graz 770 GWh 21 Magna 96 GWh 1, 0 GWh, 3 customers Birkfeld BKL etwa 160 GWh * without Contracting units As of 01/03/2008 Stand 01/03/2008 22 5, 8 GWh, 155 customers 19

Contracting and Renewable Energy Facts and Figures: Sales revenues: 11, 8 Mio. EUR Number of contracts: – Styria: – Vienna: 691 19 – Carinthia: – Energy-Saving-Contracting: 234 5% – Heating-Contracting: 70% – Performance-Contracting: 25% Heat output: 130 GWh Used energy sources: – Biomass (850 SRM), pellets (1. 800 t), natural gas, liquid gas, district heating, fuel oil, solar energy (2800 m 2 collector surface) As of 01/03/2008 20

Biomasse Kraft-Wärme-Kopplung Leoben - BKL 2007: – Heat production, electricity (Biomasse) – Heat output (Leitinger, MM) 130 GWh – Eco electricity output (SSG): 31 GWh – Sales revenue: 5, 6 Mio. EUR As of 01/03/2008 21

LPG Facts and Figures: Seperate business division in co. Gas since 1991 Sales area: Styria and southern Sales revenues: Number of customers: LPG sales: operation with BPBurgenland 2, 43 Mio. EUR ca. 1. 722 2. 361 t As of 01/03/2008 22

CNG - Filling Stations in Styria As of 01/05/2008 23

International Activities Facts and Figures: Commitment in the south-eastern market since 1995 European – Slovakia, Czech Republic, Hungary, Slovenia Sales revenues : 806 GWh 51 Mio. EUR 1) Heat output: 1) Data refers to fully consolidated participations in the Energie Steiermark AG As of 01/03/2008 24

Subsidiaries, Eastern Europe Czech Republic 2 District Heating Companies Output: 120 GWh Turnover: 7, 0 Mio. € Earnings after tax: 0, 81 Mio. € Slovakia 8 District Heating Companies 1 Contracting Company Output: 686 GWh Turnover: 44 Mio. € Earnings after tax: 2, 52 Mio. € Hungary* 1 Contracting Company Output: 110 GWh Turnover: 7, 5 Mio. € Earnings after tax: 0, 47 Mio. € Slovenia* 17 Natural Gas Concessions Output: 48 Mio. m 3 Turnover: 20, 4 Mio € Earnings after tax: 0, 62 Mio. € * Not fully consolidated As of 01/03/2008 25

Research and Development Biomass and Biogas Projects – Eco electricity generation with biomass Innovative application technology – Participation in Hydrogen Center Austria – Fuel Cells – Micro-Gas turbines – Gas absorbers – Natural gas as fuel – Solar heat pump As of 01/03/2008 26

Thank you. März for your 2008 attention!