About Our Founder

Slava Tkachev is an accomplished CFO and Financial Controller with over 15 years of extensive experience across various industries, within both large corporations and small businesses. His career highlights include developing a full-cycle accounting department from scratch, establishing efficient financial functions, and creating internal reporting systems that significantly enhanced management’s capacity for informed, data-driven decision-making.

He is known for his exceptional ability to combine a thorough understanding of accounting principles with in-depth knowledge of financial planning and analysis. This unique blend of skills allows him to provide strategic insights that drive growth and profitability for small and medium-sized enterpris- es. Slava’s expertise extends to financial reporting and analysis, budgeting and forecasting, cash flow management, project management, and imple- menting process improvement initiatives.

Slava holds two esteemed accounting designations: Chartered Professional Accountant (CPA) in Ontario and Certified Management Accountant (CMA) in the USA. These credentials, combined with his practical experience and advanced certifications as a Certified QuickBooks ProAdvisor, underscore his credibility and trustworthiness in the field of accounting and financial management.

Sergey brings nearly 20 years of distinguished experience as a legal and business consultant, specializing in small to medium-sized enterprises (SMEs) and family-owned businesses. At Costsense, Sergey applies his comprehensive expertise in market entry strategies, business expansion, and operational efficiency to identify new opportunities and catalyze growth. His proficiency in navigating complex regulatory environments and his strategic insight enable him to deliver bespoke cost management solutions that address the specific challenges faced by SMEs.

Throughout his career, Sergey has demonstrated a relentless commitment to excellence, fostering strong, long-term relationships with clients. His approach is characterized by a deep understanding of the unique dynamics and needs of SMEs, ensuring that his clients receive tailored advice and strategies that drive sustainable success. Sergey’s dedication to client success is evident in his meticulous attention to detail and his proactive approach to problem-solving, making him an invaluable asset to the Costsense team