Heidi
Heidi sells AI tools for healthcare providers, including clinical documentation and patient communication software, handling 2.7 million patient interactions weekly across 190 countries. The Melbourne-based company has raised $96.6M, including a Series B in October 2025, and employs 590 people.
The growth story
Heidi grew from 52 to 590 employees between 2022 and 2026, raising $92M along the way, most recently a Series B in October 2025.
About
Heidi makes AI-powered clinical support tools, including an automated medical scribe and a system for healthcare teams to coordinate patient communications. Its products are used by providers to streamline documentation and access medical research during consultations.
The company processes patient interactions in 110 languages, suggesting strong international adoption. Its $96.6M funding includes backing from Point72 and Blackbird, with engineering making up its largest department at 51 employees.
Founders and leadership
Engineering is Heidi's biggest function with 51 staff, followed by likely clinical and product teams given the healthcare focus. The company shows typical startup turnover with a median tenure of just one year.
The Heidi org chart
Dr. Thomas Kelly (Co-Founder & CEO) leads 58 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: Engineering 133 (+146% YoY), Sales 68 (+209% YoY), Marketing 43 (+169% YoY), Customer Success and Support 42 (+147% YoY), Operations 40 (+208% YoY), Information Technology 31 (+121% YoY).
Talent flow
Heidi recruits heavily from Australian tech firms like SafetyCulture (15 hires) and Canva (12), plus local universities. Alumni frequently move to adjacent health tech roles, with multiple joining Western Health and AI health startup Hyro.
Most common previous employers of Heidi staff: SafetyCulture (15), Canva (12), University of Melbourne (12), Startmate (10), Atlassian (9), Microsoft (8). Former Heidi employees most often moved to Culture Amp (2), Legora (2), Commonwealth Bank (2), Hyro (2), Mastercard (2), Western Health (2).
Alumni worth knowing
The Heidi mafia
Seven ex-staff have founded companies, including ThinkMD.ai (17 employees) and Pathway Property (17 employees), showing Heidi's role in seeding Australia's health tech ecosystem.
7Dr Jackie Rabec, was Head of Product until 2023Arshad Zacky, was Product & Marketing Growth Consultant until 2021Matt Fern, was Head of Growth - Building CRM, UX, Lifecycle & Growth Strategy - Contract until 2023Lucky Westerlund, was Go to Market Strategist until 2025Mathu S, was Growth Specialist (Contract) until 2023Ivy Hamilton, was Product Manager, Enterprise Solutions until 2025
Jason Ball, was Head of Support (Support, Support Engineering, AI Service Enablement) until 2026Hiring now
Web traffic
Traffic mix: 74% direct, 15% search, 2% social, 1% paid.
What this company is made of
Most common skills at Heidi: Leadership (154), Project Management (136), Teamwork (134), Customer Service (132), Communication (131), Python (Programming Language) (120), Microsoft Office (120), Microsoft Excel (115).
Where the team actually sits
Heidi people are concentrated in Victoria, Australia (56), New South Wales, Australia (43), England, United Kingdom (26), Greater Sydney Area (23). 3 offices on record.
Search footprint
Heidi attracts about 37,750 organic search visits a month, traffic worth roughly $181K a month if bought through ads. It gained 5,876 ranking keywords and lost 5,204 in the last period.
Frequently asked
Heidi has 590 employees as of September 2026.
Heidi has raised $92M in total, most recently a Series B round in October 2025.
Heidi was founded in 2019 by Dr. Thomas Kelly, Yu Liu, Waleed Mussa.
Dr. Thomas Kelly (Co-Founder & CEO) sits at the top of Heidi's reporting structure, with 4 direct reports.
The most common previous employers of current Heidi staff are SafetyCulture (15 people), Canva (12 people), University of Melbourne (12 people).
Former Heidi employees most often move to Culture Amp (2), Legora (2), Commonwealth Bank (2).
At least 7 companies have a founder who previously worked at Heidi, including ThinkMD.ai, Pathway Property, Growth For Purpose.
Heidi attracts about 37,750 organic search visits a month, worth roughly $181K a month in equivalent ad spend.
The most common skills among Heidi staff are Leadership, Project Management, Teamwork, Customer Service, Communication.
Heidi staff are concentrated in Victoria, Australia (56), New South Wales, Australia (43), England, United Kingdom (26).
Heidi has about 133 people in Engineering, up 146% over the past year, as of September 2026.
Heidi has about 68 people in Sales, up 209% over the past year, as of September 2026.
Computed from 289 current and 129 former Heidi profiles, as of September 2026. Source: Crustdata.
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