Insilico Medicine
Insilico Medicine is a clinical-stage biotech company that uses generative AI to discover and develop drugs for cancer, fibrosis, and other diseases. It has raised $624M and employs 294 people.
The growth story
Insilico Medicine grew from 265 to 294 employees between 2023 and 2026, raising $624M along the way, most recently a Series E in March 2025.
About
Insilico Medicine builds AI platforms that combine deep generative models, reinforcement learning, and other machine learning techniques to identify novel drug targets and design molecular structures with specific properties. Its focus spans cancer, fibrosis, CNS diseases, and aging-related conditions.
The company has raised $624M, including a Series E round in March 2025. Its workforce of 294 includes a significant research function, with 37% of employees in this area. Top talent sources include Roche, WuXi AppTec, and Novartis.
Founders and leadership
Insilico Medicine’s largest function is research, accounting for 37% of its workforce. Leadership includes founder Aleksandrs Zavoronkovs, who is also a top investor. The company operates from its headquarters in Cambridge, Massachusetts.
The Insilico Medicine org chart
Alex Zhavoronkov (Chief Executive Officer and Chief Business Officer) leads 60 mapped leaders with 4 direct reports. Click +N to expand a team; names link to the person’s public profile.
Departments, and which ones grew
Headcount by function: Research 84 (+4% YoY), Engineering 38 (+3% YoY), Business Development 31 (+19% YoY), Information Technology 15 (-17% YoY), Program and Project Management 12 (+9% YoY), Healthcare Services 10 (0% YoY).
Talent flow
Insilico Medicine recruits heavily from major pharma companies like Roche, WuXi AppTec, and Novartis. Alumni often move to tech firms like Google or return to biotech roles at companies such as BeiGene and Roche. Many employees hold degrees from Lomonosov Moscow State University and other Russian institutions.
Most common previous employers of Insilico Medicine staff: Roche (7), WuXi AppTec (6), Novartis (5), GSK (4), Sanofi (4), Moscow Institute of Physics and Technology (State University) - MIPT, Phystech (3). Former Insilico Medicine employees most often moved to Google (4), X5 (3), Bloomberg (2), Nona Biosciences (2), Roche (2), BeiGene (2).
Alumni worth knowing
The Insilico Medicine mafia
Insilico Medicine alumni have founded six companies, including Stanford Mussallem Center for Biodesign, KozyGuru, and Tracked Biotechnologies. These ventures span biotech, AI, and healthcare, with staff counts ranging from 2 to 178.
6Daisy W., was Summer Intern until 2024Teresa Leung, was Global Operations Manager ; EA to CEO until 2021Michael Petr, was Research Assistant until 2016Ilya K., was Lead Biology Automation consultant until 2023Anton Krotov, was Executive Assistant To Chief Executive Officer until 2018Iraneus Ogu, was AI and Longevity Consultant until 2019Web traffic
Traffic mix: 24% direct, 51% search, 4% social, 0% paid.
What this company is made of
Most common skills at Insilico Medicine: Python (Programming Language) (61), Research Skills (46), Data Analysis (45), Project Management (41), Machine Learning (40), Leadership (31), Microsoft Office (31), Biotechnology (29).
Where the team actually sits
Insilico Medicine people are concentrated in Shanghai, China (51), Abu Dhabi Emirate, United Arab Emirates (38), Massachusetts, United States (7), Quebec, Canada (7). 2 offices on record.
Search footprint
Insilico Medicine attracts about 2,355 organic search visits a month, traffic worth roughly $7K a month if bought through ads. It gained 170 ranking keywords and lost 90 in the last period.
Frequently asked
Insilico Medicine has 294 employees as of September 2026.
Insilico Medicine has raised $624M in total, most recently a Series E round in March 2025.
Insilico Medicine was founded in 2014 by Alex Zhavoronkov.
Alex Zhavoronkov (Chief Executive Officer and Chief Business Officer) sits at the top of Insilico Medicine's reporting structure, with 4 direct reports.
The most common previous employers of current Insilico Medicine staff are Roche (7 people), WuXi AppTec (6 people), Novartis (5 people).
Former Insilico Medicine employees most often move to Google (4), X5 (3), Bloomberg (2).
At least 6 companies have a founder who previously worked at Insilico Medicine, including Stanford Mussallem Center for Biodesign, KozyGuru, Tracked Biotechnologies.
Insilico Medicine attracts about 2,355 organic search visits a month, worth roughly $7K a month in equivalent ad spend.
The most common skills among Insilico Medicine staff are Python (Programming Language), Research Skills, Data Analysis, Project Management, Machine Learning.
Insilico Medicine staff are concentrated in Shanghai, China (51), Abu Dhabi Emirate, United Arab Emirates (38), Massachusetts, United States (7).
Insilico Medicine has about 84 people in Research, up 4% over the past year, as of September 2026.
Insilico Medicine has about 38 people in Engineering, up 3% over the past year, as of September 2026.
Computed from 181 current and 248 former Insilico Medicine profiles, as of September 2026. Source: Crustdata.
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