top of page

Dr. Gautam Hrishikesh Sharma

Managing Partner

Gautam boasts over 32 years of diverse experience spanning SMB, Enterprise, and retail business sectors. His expertise lies in a variety of business models such as goto market, direct, n-tier distribution, and e-commerce. He plays a pivotal role in assisting portfolio companies with their business transformation initiatives, significantly boosting both customer satisfaction and shareholder value.

With more than twenty years in the international business arena, Gautam's career is marked by roles in research, analytics, and product management at prominent organizations like NTPC, Blackberry RIM, and Siemens. He is known for his exceptional leadership skills, leading teams across different geographies, his focus on customer engagement, commitment to quality and transparency, and his talent for nurturing high-potential global talent.

Gautam's academic background includes a Bachelor's degree in Arts from Mumbai University and a Postgraduate Diploma in Computer Applications (PGDCA) from IGNOU.

Dr. Ayosh Bhattacharya

Independent Managing Partner | Life Sciences

Dr. Ayosh Bhattacharya, DPM, stands out as a highly skilled Podiatric Foot & Ankle Surgery Specialist with a rich experience spanning 15 years. They have achieved board certification in both Podiatric Orthopedics and Primary Podiatric Medicine, underlining their extensive expertise in this field. Dr. Bhattacharya's educational journey includes graduation from Northwestern University's The Feinberg School of Medicine and SWBUHS Kolkata, showcasing a strong academic background.

In their current role as an Independent Managing Partner and Chair of the Life Sciences Advisory Board at VBell, Dr. Ayosh Bhattacharya is responsible for overseeing the entire life sciences division. Their leadership involves guiding the division from inception to execution, ensuring that it stays at the forefront of innovation and excellence in the field. This involves a range of responsibilities, from conceptualizing and developing new initiatives to implementing them effectively. 

Nigel Sebastian

Managing Partner | Renewable Energy

Nigel Sebastian, as the Managing Partner of the Renewable Energy division at VBell, plays a pivotal role not only in overseeing global product development for electrical and hydrogen applications but also in advancing the business aspects of renewable energy. With over 18 years of experience in managing international technical teams, his expertise is crucial in electrical and mechanical product design and installation, particularly in Solar, Wind, and Hydrogen energy sectors.

In addition to his technical responsibilities, Nigel is instrumental in strengthening the supply chain for Electric Vehicles (EV), a critical component in the transition to sustainable energy. His work involves developing strategies and solutions to enhance the efficiency and reliability of the EV supply chain, aligning with the broader objectives of renewable energy adoption.

Nigel's comprehensive approach is supported by his background in Electronic Engineering and continuous education in project management and process development. His leadership in both the technical and business realms of renewable energy has been key to VBell's success in this innovative and rapidly evolving field.

Subbu Veeraghanta

Chief Information Officer

Subbu serves as the Chief Information Officer and Vice President of Operations, bringing over two decades of expertise in Information Technology and Security, regulatory compliance, IT architecture, and systems integration. In his role, he is charged with overseeing the Information Security strategy, spearheading customer engagements, and implementing innovative solutions in areas like AI, Cloud computing, and Information security services.

Before his tenure at VBell, Subbu gained valuable experience in both support and management roles at various esteemed organizations, including Trafalgar House, Rolls-Royce Thermal Power, Exemplary Software, eBay, Symphony Technology Group, and Coverity.

His educational credentials include a Bachelor's degree in Commerce from Andhra University, a Postgraduate Diploma in Computer Applications (PGDCA) from IGNOU, a specialization in AI Strategy from MIT Sloan, and a qualification in Business Management from the Yale School of Management.

Hana Anh

Director Finance

Ms. Hana brings 16+ years of financial expertise, demonstrated by her role in overseeing financial management and planning, actuarial, tax, accounting, corporate services, sourcing and financial reporting functions.

At VBell, Hana is responsible for the company’s investor relations, financial management, budgeting and forecast, sourcing and financial reporting, and administrative functions.

Prior to joining VBell, Hana worked at 3Com, Shell, MCI WorldCom, and SCHA. 

Ms Hana is a finance graduate from the University of South Carolina and is a mentor at DeAnza Collage in Cupertino, California

Jennifer G. Johnsen

General Council, Chief People Office

Jennifer leads the global HR and legal functions across the company and its portfolio. She is also responsible for directing and executing the compliance and ethics program across the organization. 

JJ is a seasoned professional with over 33 years of experience. She has been with VBell since its inception and has held several roles providing guidance to align strategy, compliance, and resources continuously.

Jennifer attained her bachelor's in Business Administration attained from Leavey School of Business at Santa Clara University, and also holds doctorate in music.


JJ spends most of her free time volunteering for public libraries and conducts food drives. 

bottom of page