Mr. Chumachenko's areas of specialization are corporate, labor and contract law, personal data protection, and pharmaceutical legislation.  He possesses experience in the sphere of legal regulation of activities of production and trading companies, including legal aspects of production, turnover and advertising of different categories of goods.

He has been with AEQUITAS since 2011, before which he worked for a local law firm.
Mr. Chumachenko is a respondent for the World Bank's Doing Business and the Women, Business and the Law monitoring programs.

2007-2010         Caspian University, LLB, Kazakhstan

• 2025-present     AEQUITAS Law Firm – Partner
• 2020-2025         AEQUITAS Law Firm – Senior Associate
• 2014-2020         AEQUITAS Law Firm – Associate
• 2012-2014         AEQUITAS Law Firm – Junior Associate
• 2011-2012         AEQUITAS Law Firm – Paralegal
• 2010-2011         RECCON Law Firm – Associate

Recommended lawyer in Commercial, Corporate and M&A (The Legal 500, 2026)

LABOR LAW. DATA PROTECTION & CYBERSECURITY

• Advising a number of major companies on migration law issues and foreign labor engagement procedure in Kazakhstan.
• All-round legal support of termination of labor relations with an employee working as a manager of a major oil company under the staff reduction procedure complicated by a conflict with this employee and his counteraction and defects in the company's HR documents; preparation to different situation development scenarios and elaboration of recommendations on the most successful methods to protect the interests, including successful company representation in negotiations with the employee, development of the step plan for staff reduction with indication of potential legal risks and recommendations on the mitigation thereof, drafting and adaptation of the required documents (corporate, labor, etc.) to the client's preferences.
• Advising a major pharmaceutical company regarding procedure for changing management of a local subsidiary company complicated by a conflict with the head whose powers are terminated and his counteraction, including defects in the company's available HR documentation; preparation to different situation development scenarios and elaboration of recommendations on the most successful methods to protect the interests of the foreign parent company in connection with the necessity to urgently change the management; support of the process of changing the management, including drafting and adaptation of the required documents (corporate, labor, etc.) to the client's needs, negotiations with the former head for and on behalf of the client regarding conditions of termination of labor relations, and negotiations with the new head regarding entering into an employment contract and obtainment of a non-disclosure commitment from him.
• Advising a major trading company on various aspects of labor relations in Kazakhstan, including assessment of risks (i) relating to the company's use of outsourcing and outstaffing for a long period of time; (ii) arising in connection with the employee work time accounting system applied in the company on the basis of the quarterly reports on the work time of employees; (iii) arising in case the company falls under the legislation requirement of the Republic of Kazakhstan with respect to employment of physically disabled employees and  elaboration of recommendations on how to mitigate such risks. Analysis of the company's internal procedures on engagement of leased labor, work time accounting, ensuring of conditions for the disabled employees as to compliance with legislation requirements of Kazakhstan.
• Comprehensive advice to a major US company implementing the USAID projects in Kazakhstan on the key requirements of the Kazakhstan legislation applicable to its activities, including, among other things, the issues of corporate, tax and labor law; elaboration of recommendations on how to move from one project to another from the standpoint of execution of labor relations and amendment employment contracts already executed with employees; drafting of relevant labor documents.
• Advising a major transport and trading company on personal data protection, personal data collection and storage procedure, localization of databases, cross-border transfer of personal data, including elaboration of practical recommendations on obtainment of consents from subjects to collection and processing of their personal data; drafting of a set of documents in the sphere of personal data protection in light of recent legislation amendments and law-application practice existing in Kazakhstan and subject to the best practice of the firm's lawyers to protect the company's interests to the maximum extent possible and prevent from any disputes with the personal data subjects, if possible.
• Advising a number of foreign companies on relevant issues of collection and processing and protection of personal data in accordance with legislation requirements and the law-application practice existing in Kazakhstan, including the issues of using the computer systems for collection of personal data, database localization, cross-border transfer, sphere of application of the Kazakhstan legislation on personal data, procedure for verification of the companies' compliance with legislation requirements, detection of violations in this sphere, applicable sanctions, and review of judicial practice.
• Advising a major perfume and cosmetics company registered in the AIFC and holding a network of shops in the territory of Kazakhstan on the issues of mandatory insurance of employees against accidents in the course of performing the labor (official) duties by the employees by way of entering into a relevant contract between the employer and an insurance company, including the requirements to the content of such contract, amount of the insurance premium, insured amount, algorithm of the company's actions in case of an insured event, and sanctions in case of violating the legislation requirements in the sphere of insurance.
• Advising the local subsidiaries of major foreign manufacturers of various goods on the issues of the labor legislation of Kazakhstan; due diligence of the labor documents of companies, including drafting of responses to a wide range of questions on different aspects of labor relations; bringing the documents used by the companies for execution of labor relations with employees in line with the current legislation of Kazakhstan and the existing law-application practice; drafting of labor documents, including different forms of employment contracts with possible options of the work regime and other labor conditions subject to different categories of employees, including foreign, remote, temporary and other employees; employee's commitment not to disclose confidential information; set of documents on full material liability of employees; non-compete agreement and the documents required to execute such agreement with an employee, including with a view to the companies' internal approaches to the building of relations on restriction of the employee's employment with the competing organizations during the period of their work in the companies and after termination of labor relations with them, and financial consideration for the employees' compliance with such restrictions.
• Advising different companies regarding the requirements on localization of databases and drafting of a set of mandatory documents and contractual provisions on compliance with requirements on personal data protection.
• Legal audit of the internal system of protection and processing of personal data of a number of companies, drafting of documents in this sphere, adaptation of corporate policies to the local legislation.
• Drafting of custom-tailored sets of documents relating to protection of personal data for certain companies subject to requirements of the global compliance service, drafting of non-standard conditions with a view to employment of foreign specialists.
• Comprehensive legal support in the process of the change of management at subsidiary legal entities and structural subdivisions of major foreign companies in the territory of the Republic of Kazakhstan, including drafting and custom-tailoring to the client's needs the necessary (corporate, labor, etc.) documents; settlement of disputable relationships with former executives; legal support in the temporary appointment to office of the company CEO; and notification of governmental agencies about the change of management.
• Advising a Kazakhstan subsidiary company of one of the largest manufacturers of formwork and scaffolding equipment regarding the procedure for changing the participants and respective re-execution of labor documents with the chief executive officer; comprehensive support of the process of changing the participants and the management, including drafting and adaptation of the required documents (corporate, labor, etc.) to the client's needs, including introduction of corporate restrictions and special corporate approvals into the company charter or an employment contract of the head of subsidiary company to limit the competence of the head of the legal entity; creation of conditions for the "double" signature on any documents of the company ("four-eyes principle") by introducing provisions into the company charter and an employment contract of the head and adoption of other corporate regulatory documents; approval on behalf of the company of conditions of the bonus system and procedure for making incentive payments to the head with the head of the Kazakhstan subsidiary.
• Advising large pharmaceutical companies regarding employment relations regulation in Kazakhstan, including issues of appointment and competence of employee representatives; additional payments to employees residing in environmental disaster areas; hiring of a foreign employee; employment of disabled persons; application to employers of the regional agreements among trade unions, the executive authority and the National Chamber of Entrepreneurs; adaptation of the standard employment contracts and various employer’s acts globally used by the corporate clients’ subdivisions to meet the local peremptory legislative requirements; and advising on the issues of benefits, bonus plans, employee repatriation, housing, etc.
• Advising a number of companies from different business directions, including major foreign companies in the sphere of IT, pharmaceuticals, and auto business on the issues of the Kazakhstan legal regulation of the personal data protection, drafting and adaptation of the personal data documents, which every organization in Kazakhstan must have, to the business processes and needs of such companies.
• Advising one of the leading companies on the local pharmaceuticals market and drafting of the required labor documents as part of search for potential options of termination of labor relations with employees in case of necessity of mass staff reduction and job displacement at the Kazakhstan subdivision of the world largest manufacturer of generics in the course of its merger with a major international pharmaceutical company, including cancellation of employment contracts with postponement of the dismissal date.
• Drafting of employment contracts with specific conditions ensuring that a foreign employee will perform sideline job in two managing positions in complying with requirements of the local migration and labor legislation requirements.
• Advising a global creative producing company on legal implications and risks arising with respect to labor relations in connection with changes in the composition of participants in its Kazakhstan subsidiary company, restructuring of its management bodies, hiring the managing personnel, including drafting and adaptation of the required documents (corporate, labor, etc.) to the client's needs; holding of negotiations for and on behalf of the client with the head and deputy head regarding the hiring conditions; and drafting of labor documents reflecting a special corporate management structure of the company.
• Advising a major oil company regarding the options of execution of legal relations between the parties in the course of transfer of personnel between the Kazakhstan and foreign branches of the group companies possible from the legal point of view and subject to the client's interests for the purpose of performance of work by foreign employees  alternatively in favor of two employers located in different jurisdictions under the remote or on-site working regime; permanent residence of foreign employees in the Kazakhstan territory when performing the work with periodic business trips to another country; and assessment of legal risks arising in case of implementing the above legal relations from the viewpoint of the tax, civil, labor, migration and licensing legislation, and the ways to mitigate such risks.
• Drafting of non-compete agreements for the managing employees in order to protect the interests of employer companies during the effective term of employment contracts and after their termination.
• Advice to service and pharmaceutical companies concerning the transition of employees to remote work, including under the conditions of introducing the state of emergency and self-isolation regime in Kazakhstan due to the general epidemiological situation in the country and in certain regions (specifically, in connection with the COVID-19 pandemic); drafting of the documents required for proper execution and regulation of the transition to remote work within the organization.
• Advice to a major pharmaceutical company on the issue of legitimacy of applying the telemetry means by the employer to track location of the company car transferred to an employee for use; elaboration of recommendations on how to mitigate the risks associated with qualification of such employer's actions as the collection of information about the employee's personal life and violation of his/her constitutional right to privacy, and as a method to collect and process the employee's personal data.
• Advice to a service company on a range of labor law issues, including the authorities of employees' representatives, procedure for making withholdings from the employees' salaries in connection with alimony payments; drafting of employment contracts for different categories of employees, and analysis of the company's HR documents.
• Advice to a local legal entity within a group of companies active in the sphere of FMCG logistics and distribution assets on diverse labor matters, including, but not limited to, formation of labor relations with the CEO, HR administration and distribution of order-signing powers between the CEO and company HR service, conditions for terminating labor relations with management-level employees and re-distribution of their official duties, in updating the job descriptions of other employees in view of the contemplated organizational changes and company management structure optimization; structuring relationships with trade union bodies, entrepreneurship bodies and executive authorities in the course of conducting business, including via signing the memorandum of understanding among the Akim's office, the employer and the association of trade unions concerning cooperation to stabilize manufacturing processes and ensure employees’ labor rights and employment; legal support in the process of setting up the company's standing body for pre-trial review of individual labor disputes (conciliation commission), including drafting of the documents required for the conciliation commission to be set up and function properly.
• Advice to a foreign service company on labor matters relating to global reorganization of its business affecting subdivisions in Kazakhstan, including legal implications and possible risks arising in connection with labor relations due to the change of the employer company name, reissue of the powers of attorney confirming the employee official powers and amendment of the employees' labor documents, transfer of the employees to another subdivision of the company, coordination of the reorganization process with the trade union organization and other representative bodies of the labor collective.
• Conducting seminars dedicated to the complex issues of legal regulation over labor and labor-related relations in connection with the adoption of the 2015 Labor Code of the Republic of Kazakhstan and the 2017 revisions to the legislation on foreign labor engagement and migration legislation, including: review of the Kazakh labor legislation and the law-application practice (including judicial practice) relevant to problem issues; analysis of client-simulated disputable situations; review of material problems and risks and the methods to resolve the problems associated with the application of the revised Kazakh labor legislation. Advice to Russia's largest oil and gas company on a contemplated business restructuring in three Central Asian jurisdictions, coordinating the project work by AEQUITAS team and the leading law firms from Kyrgyzstan and Tajikistan.

HEALTHCARE, MEDICINE & PHARMACEUTICALS

• Advice to major pharmaceutical companies on the issues of pharmaceutical activities regulation in Kazakhstan, including advertising, marking (labeling), certification and registration of medicines and medical products; permitted methods and scenarios for healthcare and pharmaceutical professionals to participate in the promotional and marketing events; criminal and administrative liability and the current practice of imposing sanctions for statutory violations; and analysis of the company's standard operating procedures as to compliance with local legislation.
• Comprehensive advice to a major pharmaceutical company regarding organization of marketing campaigns / activities on promotion of the client's products in the territory of the Republic of Kazakhstan and related risks, including the issues of ethics of promotion and advertising of medicines, corruption control requirements, personal data protection, risk of recognizing contractual relations with a contractor as labor relations, setting up a permanent establishment in Kazakhstan, and other tax risks for the company in the course of carrying out of the above activities; evaluation of the business models for activities contemplated by the company from the viewpoint of the risk degree.
• Advising a large pharmaceutical company on the following issues: protection of intellectual property rights (patent rights) to medicines in the Republic of Kazakhstan; conducting of clinical trials in Kazakhstan with a focus on the specifics of such trials under the national legislation of the Republic of Kazakhstan, supranational legislation of the EAEU and applicable international rules of appropriate pharmaceutical practices, including comparative analysis of clinical trials against observational studies; charitable-and-trial use of medicines intended for the prevention and treatment of the socially significant and orphan diseases; procedure for collecting and exporting genetic samples; procedure for the collection and storage of personal and other data during clinical trials; peculiarities of agreement between the parties to clinical trials (clinical base, investigator, sponsor, subject and customer) existent in practice in Kazakhstan.

CONTRACT LAW

• Work on a large pharmaceutical company's current contracts in order to bring them in line with the local legislation and the company's internal policies and procedures; legal support in the process of approval and signing of the contracts and supplementary agreements thereto.
• Regular advice to a number of companies on different issues of legal regulation of business activities, including in connection with import and operation of equipment in the territory of Kazakhstan, lease of premises; drafting of various contracts.

REGULATORY COMPLIANCE. M&A

• Due diligence of a major Kazakh holding company and a number of local companies in connection with acquisition of indirect control thereover by foreign companies. 
• Full and limited due diligence of a number of Kazakhstan companies active in the mining and processing sectors for the purpose of acquisition of such companies or their rights by foreign investors.
• Due diligence of a Kazakhstan subdivision of generics manufacturer as part of its merger with a large international pharmaceutical company.
• Legal due diligence of activities and internal environment of a pharmaceutical company, which is a major manufacturer of generics, as to compliance with the Kazakhstan legislation, including analysis of the standard operating procedures, policies and internal documents regulating the company's activities, documents used to execute relations with third parties; complex analysis of legislation and advising the client on different issues of criminal and administrative liability for corruption offenses in the sphere of medical and pharmaceutical activities; drafting of documents to observe the requirements on personal data protection adapted to the company's business processes.
• Advising a major foreign company on the issues of movable and immovable property transfer in the framework of the company's business restructuring project in Kazakhstan.

CORPORATE LAW

• Advice and client representation on matters involving registration, re-registration and amendment of the foundation documents of local companies and structural subdivisions of foreign companies.
• Advising on various corporate governance issues and amendment of foundation documents in order to improve the governance structure of local subsidiaries and structural subdivisions.
• Complex advice to a major transport holding and other foreign companies on business relocation to Kazakhstan in connection with changes in geopolitical situation in the world, legal risks pertaining to such process, including the issues of current condition and development level of Kazakhstan; setting up of legal entities in the territory of Kazakhstan and their potential organizational legal forms; post-registration procedures required to start activities; transfer of personnel to Kazakhstan and compliance with requirements of the labor and migration legislation, and many other issues.

BUSINESS LAW. INDUSTRY & TRADE

• Advice on marking and labeling of food, medical and consumer products of world-famous manufacturers.
• Advising a trading company concerning legislation requirements of the Republic of Kazakhstan on advertising, specifically, on language of advertising materials and liability for violating such requirements, including with a view to the recent legislation amendments in this sphere in terms of the language of advertising and advertising on online platforms, as well as the law-application practice existing in Kazakhstan (including judicial practice); analysis of sample advertising materials of the company in the Russian and Kazakh languages in the form of video clips, audio advertisements, and images with text (banners).
• Advising a major company on the issues of collection, storage, processing of personal data of potential Kazakhstan clients as part of electronic commerce, distance selling subject to different business models (via a contact center located in the territory of Kazakhstan and abroad), organization of television advertising of goods, price formation, tax aspects of and legislation applicable to such activities, potential options of returning the goods purchased remotely, and other aspects of consumer protection.
• Comprehensive advice to a major foreign company on the issues of statutory regulation of the work of an online store and pick-up points in Kazakhstan, including comparative analysis of potential corporate forms of presence in Kazakhstan; issues of licensing and obtainment of other permitting documents; versions of contractual structures and electronic document flow; tax structuring of business; review of legislative requirements regarding specifics of circulation of certain types of goods with respect to labeling, stock movement, certain categories of goods (excisable goods, animal products, tobacco products and other), which fall under special requirements applicable to sale, movement, storage, and goods, which are subject to mandatory labeling/traceability; sanitary and epidemiological and fire safety requirements to shopping spaces; analysis of general legislation requirements on consumer protection and trade, including with respect to return of goods, documentation of stock movement, and other aspects of work of an online store; advice on restrictions applicable to the list of goods (including foodstuff) sold remotely using the Internet; issues of formation of labor relations and collection/processing of personal data and their protection in the territory of Kazakhstan.
• Advice on permits, licensing and authorizations required to import data encryption and integrated data processing and transmission equipment into the Republic of Kazakhstan.
• Legal support in a project to set up a footwear manufacturer's business in Kazakhstan, including establishment of its subsidiary, formalization of labor relations with employees, issues of lease relationships with major shopping centers and certain taxation issues.
• Comprehensive legal advice to a major foreign manufacturer of specialized fats, mayonnaise, vegetable oil and ketchup in a project involving renovation of a foodstuff (vegetable oils) production plant in Kazakhstan, regarding permits and approvals necessary for full-scope and legal functioning, from the standpoint of legislative requirements in the area of environmental and industrial safety, nature management, occupational safety, sanitary-and-epidemiological wellbeing, phytosanitary control, safety, marking, packaging and storage of food products, power saving, fire safety, equipment modernization, transportation, cryptography, and other aspects of production activities.