Protection of property rights of participants in insolvency (bankruptcy) proceedings: return of the assets of the insolvent debtor; return of property unjustifiably included in the bankruptcy estate; protection of the rights of mortgagees and persons holding property of insolvent debtors; foreclosure of the debtor's property, illegally obtained by third parties, in favor of creditors whose claims were not satisfied during bankruptcy proceedings. Protecting the interests of the debtor during insolvency (bankruptcy) procedures: assistance to the arbitration manager in drawing up a register of creditors’ claims and holding meetings of bankruptcy creditors; objections to unfounded demands of creditors for inclusion in the register of claims of the debtor's creditors; preparation and support of meetings of bankruptcy creditors; assistance to the arbitration manager in optimizing the debtor’s liabilities and increasing assets; in the formation of the bankruptcy estate, including by challenging transactions concluded by the debtor; in the statement of claims for the application of the consequences of invalidity of void transactions; foreclosure of pledged property, collection of debt from guarantors, guarantors; filing demands for imposition of subsidiary liability on persons responsible for bringing the debtor to bankruptcy. Protecting the interests of the creditor during insolvency (bankruptcy) procedures: preparation of requirements for inclusion in the register of claims of bankruptcy creditors; confirmation in court of the validity of the stated claims (if there are disagreements); challenging the grounds for including the claims of other creditors in the register; appealing the actions of the arbitration manager; challenging transactions made by the debtor; development of a voting strategy at meetings of bankruptcy creditors; support of transactions on the assignment of rights of claims against the debtor; preparation of a settlement agreement.