Kaleido
ViCentra develops the Kaleido insulin pump for diabetes management and has raised $194M in funding. The Utrecht-based company employs 208 people.
The growth story
Kaleido grew from 91 to 208 employees between 2021 and 2026, raising $194M along the way, most recently a Series D in January 2026.
About
ViCentra manufactures and sells insulin pumps designed to simplify diabetes management. Its Kaleido pump targets patients seeking more flexibility in their daily routines.
The company has raised $194M through Series D funding, with backing from EQT Life Sciences and other healthcare-focused investors. Its headcount stands at 208, though recent growth trends are unclear.
Founders and leadership
Engineering is ViCentra's largest function, accounting for 25 employees. The company has a median tenure of 2 years, suggesting moderate turnover.
The Kaleido org chart
Thomas Arnold (Chief Executive Officer) leads 54 mapped leaders with 5 direct reports. Click +N to expand a team; names link to the person’s public profile.
- Group Chief Financial Officer | CFO | Global | Medical Devices | MedTech | Diabetes | Private EquityExecutive
Departments, and which ones grew
Headcount by function: Operations 52 (+4% YoY), Engineering 29 (+7% YoY), Sales 25 (+47% YoY), Quality Assurance 16 (0% YoY), Business Development 12 (+20% YoY), Customer Success and Support 12 (+71% YoY).
Talent flow
ViCentra recruits heavily from Philips, EVBox, and VitalAire. Its alumni frequently move to Philips, AMT Medical, and Boston Scientific. Many employees hold degrees from Delft University of Technology and the University of Twente.
Most common previous employers of Kaleido staff: Philips (6), EVBox (5), VitalAire (4), Flex (4), Medtronic (3), KPMG (3). Former Kaleido employees most often moved to Philips (4), AMT Medical (3), Boston Scientific (2), MatOrtho (2), Insulet (2), ViCentra (2).
Alumni worth knowing
The Kaleido mafia
ViCentra alumni have founded 5 companies, including Evondos (268 staff) and Vi Lifestyle (12 staff). These startups span healthcare and technology sectors.
5Frans Cromme, was CEO until 2025Lourens Keers, was Head of Product - Member of Executive Management until 2026Coert van Berkel, was Sales Trainee until 2023Odrik Fiedler, was Senior Talent Acquisition Specialist until 2025Hiring now
Web traffic
Traffic mix: 0% direct, 0% search, 0% social, 0% paid.
What this company is made of
Most common skills at Kaleido: Microsoft Office (64), Project Management (52), Communication (51), Teamwork (47), Medical Devices (47), Microsoft Excel (44), English (44), Management (42).
Where the team actually sits
Kaleido people are concentrated in Utrecht, Netherlands (32), North Holland, Netherlands (22), Netherlands (13), South Holland, Netherlands (9).
Search footprint
Kaleido attracts about 33 organic search visits a month, traffic worth roughly $1K a month if bought through ads. It gained 10 ranking keywords and lost 8 in the last period.
Frequently asked
Kaleido has 208 employees as of September 2026.
Kaleido has raised $194M in total, most recently a Series D round in January 2026.
Kaleido was founded in 2013 by Tim Oakes.
Thomas Arnold (Chief Executive Officer) sits at the top of Kaleido's reporting structure, with 5 direct reports.
The most common previous employers of current Kaleido staff are Philips (6 people), EVBox (5 people), VitalAire (4 people).
Former Kaleido employees most often move to Philips (4), AMT Medical (3), Boston Scientific (2).
At least 5 companies have a founder who previously worked at Kaleido, including Evondos, Vi Lifestyle, GreenCompute.
Kaleido attracts about 33 organic search visits a month, worth roughly $1K a month in equivalent ad spend.
The most common skills among Kaleido staff are Microsoft Office, Project Management, Communication, Teamwork, Medical Devices.
Kaleido staff are concentrated in Utrecht, Netherlands (32), North Holland, Netherlands (22), Netherlands (13).
Kaleido has about 52 people in Operations, up 4% over the past year, as of September 2026.
Kaleido has about 29 people in Engineering, up 7% over the past year, as of September 2026.
Computed from 127 current and 231 former Kaleido profiles, as of September 2026. Source: Crustdata.
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