Important events in Main financial indicators (MEUR) Electricity production and consumption in 2015 2016 2017 2018 221 people, of whom 2018 Revenue 132.4 135.9 131.9 144.8 25% are women Eelectricity balance, GWh 2018 2017 Change % Conclusion of Balticconnector construction Operating expenses 90.9 98.1 98.8 113.9 contracts and the start of construction Operating profit 41.6 37.8 33.1 31.0 Electricity production in Estonia 10,583 11,234 -6% Financial expenses 11.4 11.4 11.0 7.3 Electricity supplied to the network from foreign transmission lines 3,485 2,313 51% Start of construction of the third Corporate income tax 5.0 7.8 5.0 5.0 Total power supplied to the network 14,068 13,547 4% Estonian-Latvian electricity connection Net profit 25.1 18.7 17.1 18.6 Electricity consumption in Estonia 8,717 8,500 3% Submission of the first request for funding for the synchronization of the electricity system Loans 379.2 367.4 362.3 353.7 Electricity supplied from the network to foreign transmission lines 5,350 5,047 6% Owner's equity 329.4 349.1 346.2 384.8 Total electricity capacity that passed through the network 14,068 13,547 4% Refinancing of bonds Assets 861.9 903.7 909.6 948.4 Balance 1,866 2,734 -32% EBITDA 78.6 76.0 67.6 65.7 Investments 93.1 26.7 32.2 125.0 Dividends 20.0 31.0 20.0 20.0 Gas import and consumption Ratios ROE 7.8% 5.5% 4.9% 5.1% GWh 2018 2017 Change % 885 36 3 Owner's equity / Assets 38% 39% 38% 41% Gas supplied to the transmission network internationally 5,241 5,234 0% km of gas gas distribution gas metering average age Net loans / EBITDA 4.1 4.1 4.1 4.4 44 Gas supplied from the transmission network for domestic consumption 5,216 5,219 0% pipelines stations stations average length of employment 13 Net profit ROE = Annual average equity voluntary employee turnover 5,1%

Net loans = Interest-bearing liabilities - cash and cash equivalents EBITDA = Operating profit + depreciation Reliability of energy networks

Reliability indicators 2018 10-year average

EA ELE A Number of outages, pcs 86 174

EstLink EstLink 2 A A E alticconnector su Energy not served, MWh 18,5 145 unda iimsi Liiva unda 5403 148 2 139 allavere olga itrofert arva arva ea iitna iru- reenholmi da alala illame Allika gala iru igula Aseri L ru oala km of high voltage substations converter km of EstLink Loo uusalu arva E eskimetsa htna aasiku - eo uusalu St. Peterburg Rakvere akvere ivili Püssi ohtla-rve ri aasiku akvere-ha Aidu argi E Balti Ej overhead and underground stations underground aldiski ehra adrina irgala eila arla Ahtme Eesti E Kingissepp Aruküla aoskonna -2 iikla audalu Estonia-ha Eesti EJ apa aoskonna transmission lines transmission lines aku ummu onsu Alutaguse va iisa oela ohila ohila ike-aara ike-aara Aulepa Ellamaa Alae oosna-Alliku isti apla apla akke Cross-border investments aebla aapsalu ehtna ullamaa ustvee ri Paide artna algu oigi antkla EBITDA and dividends rvakandi geva MEUR <= 2018 2019-2023 2024+ Total igala mavere dra geva investment alamuse aare ndra 90 uste ltsamaa rnu-aagup aadrve uhu usti i Estonian-Latvian third electricity interconnector 29 51 0 80 irtsu rissaare Lpe oldi 80 uure-aani edu ikla Synchronisation 0 196 182 377 indi iina rma 70 iu artu alala Sindi Tartu etsakombinaadi lee Estonian-Finnish gas interconnector 65 79 0 144 rnu ilandi Emae Anne apiniidu einu stuse 60 uha uuste abli ilandi Elva oiu Estonian-Latvian gas interconnector 11 36 0 47 50 ikassaare k substation Aha ngu aaritsa GIPL (Gas Interconnection of Poland-Lithuania) 0,0 1,5 0 1,5 40 k substation ilingi-mme Aba auksi lva as distribution station uusa 30 Karksi tep eriora Total 105 363 182 649 as metering station rva anepi rska

20 as transmission network iga rska merpalu alticconnector under construction ru 10 oo Pskov Linda hird Estonian-Latvian electricity interconnection under construction alga uge 0 k line alka Valmiera 2015 2016 2017 2018 22 k line uusme k line niste isso

5 k line Aluksne EBITDA Dividends Annual report - full version: https://elering.ee/en/annual-reports