A world-class team of innovators
As a team, we’re about innovation and excellence, partnering with clients whose success is paramount.
Berkeley Data Science Group (BDSG) was founded with the vision of harnessing the power of data science to drive meaningful impact for businesses across various industries. The team came together with the shared goal of pushing the boundaries of data science and delivering unparalleled value to clients.
Our journey began with a passion for leveraging data to unlock new opportunities, optimize operations, and drive growth. Over the years, BDSG has solidified its position as a leading provider of data-driven solutions, earning a reputation for cutting-edge innovation and unwavering commitment to excellence.
Denis Vrdoljak
Managing Partner,
AI Architecture & Solutions
Special Skills: AI architecture and delivery, GenAI systems, secure deployment, product strategy, executive enablement.
Fun fact: I tested ChatGPT before it was launched.
Denis Vrdoljak is a Managing Partner at Berkeley Data Science Group, focused on designing and deploying production-grade AI systems for enterprises in security-sensitive industries. He leads AI architecture and solutions delivery, helping organizations move from early AI prototypes to secure, scalable deployments that work inside real workflows. With 15+ years leading AI and data science teams across startups and global enterprises, Denis brings deep experience at the intersection of AI architecture, product strategy, and enterprise delivery. He has shipped GenAI systems adopted across finance, healthcare, and government, delivering improvements in operational efficiency and risk reduction.
Gunnar Kleemann, Ph.D
Managing Partner,
AI Research
Special Skills: Teaching, presentation, genomics
Fun fact: I like shiny complex things mostly Opals and Kung Fu.
As a Managing Partner and Principal Data Scientist at BDSG, Gunnar Kleemann combines his extensive expertise in Data Science and Biotechnology to lead the recruitment and enablement of our exceptional staff. With a background in Genomics research and a focus on BioTech applications and behavioral analysis, Gunnar is dedicated to driving forward-thinking data solutions. With a Ph.D. in behavioral genetics, Gunnar's commitment to leveraging data for transformative outcomes is at the forefront of his work at BDSG.
Hiren Umradia
Managing Partner, Head of Product
Special Skills: Product management, human-centered design, application development, AI solution delivery, business process automation.
Fun fact: I use robots to make music.
As a Managing Partner and Head of Product at Berkeley Data Science Group, Hiren helps customers design and deliver custom, end-to-end AI and data science software solutions. He is a customer-centric product leader with experience across early-stage startups and large multinationals, known for translating complex workflows into simple, usable products that teams actually adopt. Hiren blends computer science, design thinking, and analytical rigor to keep delivery focused on clear outcomes, strong user experience, and operational fit. He drives results through collaboration, teamwork, and servant leadership.
Kirti Kamerkar
AI Engineer
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Landon Yurica
Data Scientist
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Leslie Nie
Business & Data Analyst
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