SECURITIES PROSPECTUS

Stake held by the above-mentioned individual in the authorized capital of the issuer:nonePercentage of the issuer’s ordinary shares owned by the above-mentioned individual:none3. Olga Viktorovna LeonovaYear of birth: 1975Stake held by the above-mentioned individual in the authorized capital of the issuer:nonePercentage of the issuer’s ordinary shares owned by the above-mentioned individual:none4. Dmitry Vitalievich LarionovYear of birth: 1981Stake held by the above-mentioned individual in the authorized capital of the issuer:nonePercentage of the issuer’s ordinary shares owned by the above-mentioned individual:none5. Veniamin Anatolievich ZhdanovichYear of birth: 1959Stake held by the above-mentioned individual in the authorized capital of the issuer:nonePercentage of the issuer’s ordinary shares owned by the above-mentioned individual:noneMembers of the collegial executive body of the company:Collegial executive body is not provided for by the articles of association of the company.Individual acting as sole executive body of the subsidiary and/or dependent company:Managing entityFull corporate nameTsNII NPKenergo Open Joint-Stock Company.Short corporate nameLocationStake in the authorized capital of JSC IDGCHolding, the issuer, owned by the abovementionedindividualPercentage of ordinary shares in JSC IDGCHolding owned by the above-mentionedindividual14.Full corporate nameShort corporate nameLocationGrounds for recognizing the company assubsidiary or dependent company of theOAO TsNII NPKenergo191186, Russian Federation, Saint Petersburg,Naberezhnaya r. Moiki, d. 470%0%Nedvizhimost of the Northwest EnergyEngineering Center Open Joint-StockCompanyOAO Nedvizhimost of the Northwest EnergyEngineering Center.Russian Federation, 191036, Saint Petersburg,Nevsky prospekt, 111/3.The company is recognized as subsidiary sincethe Issuer is in a position to define the51