• Conducted economic modeling of exploration and appraisal drilling projects as part of the investment process, including economic feasibility assessment of field development, seismic survey projects, and participation in special permit auctions.
• Developed a concept for managing the investment project portfolio, including analysis and prioritization by key economic parameters to improve investment efficiency. (MS Power Query, PowerBI)
• Conducted plan-vs-actual analysis — comparing planned economic indicators set at the investment committee budget approval stage against actual and re-forecasted indicators for projects put into operation. (MS Power Query, PowerBI)
• Built and provided methodological support to the team within the department and the broader Department of Economics and Investment Policy.

• Implemented a methodology for preliminary economic assessment of new multi-object geological fields, incorporating probability of geological success, hydraulic fracturing (HF) success rates (decision trees, EMV calculation), and war-risk factors (per Naftogaz methodology).
• Provided expert review of brownfield project economics and methodological support to company economists.
• Actively collaborated with international auditing firms (such as DeGolyer and MacNaughton) on hydrocarbon reserves assessment under the international SPE/PRMS system.
• Participated in organizing partnerships and asset transfers to management, as well as integrated decision-support for exploration and development of hydrocarbon fields and prospective areas.

• Built new and adapted/optimized existing economic models (under standard fiscal terms (Rent/Royalty) and Production Sharing Agreements (PSA)).
• Supported management decisions on greenfield field development (1-well, FFD): economic analysis for auction participation on license blocks, workover efficiency analysis, well development planning analysis, and Value of Information (VOI) analysis

Performed economic evaluations aiming on improved decision-making and fulfilling legal procedure of resource estimation. Conclusions reflected in Geological report prepared by LLC Brend-Vik LTD for Cadogan Petroleum PLC

• Built economic model from scratch
• Number of technical scenarios analysed for 8 geological objects. Built decision trees in order to find best economically viable technical scenario for each of 8 geological objects;
• Cooperated with Deloitte team (London office) in respect of Economic Assessment of the Model
• Supported economical assessment part of geological resource estimation in Ukrainian geological authorities legal procedure

Economic evaluation and economic assessment as part of city infrastructure modernization projects financed by EIB (European Investment Bank) loan facility:

• Project «Modernisation of street lights in Kyiv city»
• Project «Modernisation of street lights in Dnieper city»
• Project «Implementation of energy-efficient measures and Reconstruction of heat energy supply system in Dnieper city »
• Project «Modernization of water supply and sewage systems in Berdiansk»
• Project «Implementation of energy-efficient measures and Reconstruction of heat energy supply system in Kaniv»
• Project « Modernization of water supply and sewage systems in Zolotonosha»
• Project « Modernization of water supply and sewage systems in Hust»

Assessment included building economic model, project sensitivity analysis. Prepared economic section of bankable feasibility study for each project

• Supported decision making in multibillion NJSC Naftogaz loan facility with China Development Bank Corporation in respect of Oil & Gas conventional projects;
• Performed economic evaluation analysis and economic model assurance for the project;
• Supported Investment Proposal preparation and submission required to obtain State guarantee for the project's loan.

• Built from scratch new and customized existing economic models;
• Performed economic evaluation analysis ensuring effective integration of subsurface evaluations, costs and drilling schedules inputs;
• Ensured valuations incorporate all non-technical aspects of investment opportunities, including appropriate risk assessments and decision analysis processes as needed;
• Worked closely with Technical, Commercial, and Finance teams to ensure assumptions and methodologies are consistent with company standards and reflective of the reality;
• Supported the planning / budgeting process for Exploration, Pre-Developments and Developments;
• Supported decision making processes around license extensions, developments, optimizations, etc;
• Built effective relationships, coordinate and ensure efficient and effective collaboration between multiple function and multiple locations in delivering quality economic assessment.

• Models development - single well, multi wells, multi fields, scenarios
• Presentations on business analysis and development

• Models development - single well, multi wells, multi gas fields, scenarios;
• Presentations for the HQ

• Business modeling ­- preparation (often from blank page concept) of sophisticated models
• Scenario development & business evaluation;
• Budgeting; collating multi-department data into detailed budget spreadsheets
• Preparation of finance, business development and project analysis presentation materials for Board Review
• Preparation of Investor presentations.
• Monitoring and Reporting on the status of the Project; management of company report archives
• Risk Management (Risk Workshops) that involved Finance, Drilling, G&G, Capital construction, HSE Departments - overall supervision;
• Weekly/Monthly reporting on Project - Drilling, G&G, Seismics, Capital construction, Workover, Production

• development and improvement of the Financial Model - Gas recovery project.

• participation in development of a Evaluation Model of CJS Energougol (Coal production)

• supervision of CJS Belotserkovskaja Heat and Power plant

• financial analysis of the company;
• Creating business-plan of new products: Optical sight 4x20, Diesel engine adjusting stand. Business plans now become a mandatory part of a new product development process;
• preparation and analysis of financial statements;
• work with Bank regarding credit line;
• cost planning and analysis