Gradyent
Gradyent is a Dutch energy management software company that has raised $43M to develop digital twin technology for heating and cooling systems. Its 128-person team builds physics-based models of energy grids using sensor and weather data.
The growth story
Gradyent grew from 41 to 128 employees between 2022 and 2026, raising $43M along the way, most recently a Series B in April 2025.
About
Gradyent sells software that creates digital replicas of heating and cooling systems for buildings and industrial sites. Utilities and energy providers use it to model complex, interconnected energy networks and optimize distribution.
The company reached series B funding in April 2025 with backing from six European climate tech investors. Its engineering-heavy team (65 engineers) focuses on integrating geographical data with physics models.
Founders and leadership
Engineering dominates Gradyent's workforce at 65 employees. The company has a median tenure of just one year, suggesting rapid team turnover as it scales.
The Gradyent org chart
Hervé Huisman (Co-founder & CEO) leads 37 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 70 (+3% YoY), Business Development 20 (0% YoY), Sales 9 (-25% YoY), Marketing 6 (0% YoY), Human Resources 5 (-17% YoY), Finance 4 (0% YoY).
Talent flow
One in six employees came from Delft University of Technology, with smaller talent pipelines from Eindhoven University and consultancies like McKinsey. Alumni occasionally return to academia or join climate tech startups.
Most common previous employers of Gradyent staff: Delft University of Technology (20), Eindhoven University of Technology (6), McKinsey & Company (5), TNO (5), ASML (4), Boston Consulting Group (BCG) (3). Former Gradyent employees most often moved to Delft University of Technology (3), HMS Networks (1), Raya CX (1), Agicap (1), Greencode Ventures (1), www.nicktheshark.com (1).
Alumni worth knowing
Web traffic
Traffic mix: 58% direct, 28% search, 4% social, 2% paid.
What this company is made of
Most common skills at Gradyent: Python (Programming Language) (66), MATLAB (45), Project Management (42), Microsoft Office (39), Microsoft Excel (38), Teamwork (33), Data Analysis (31), English (31).
Where the team actually sits
Gradyent people are concentrated in South Holland, Netherlands (33), North Holland, Netherlands (17), Netherlands (12), The Randstad, Netherlands (11).
Search footprint
Gradyent attracts about 24 organic search visits a month. It gained 2 ranking keywords and lost 1 in the last period.
What employees say
- Compensation
- 2.80 / 5
- Career opportunities
- 3.30 / 5
- Senior management
- 3.30 / 5
- Work-life balance
- 3.30 / 5
Frequently asked
Gradyent has 128 employees as of September 2026.
Gradyent has raised $43M in total, most recently a Series B round in April 2025.
Gradyent was founded in 2019 by Robert Vrancken, Hervé Huisman.
Hervé Huisman (Co-founder & CEO) sits at the top of Gradyent's reporting structure, with 4 direct reports.
The most common previous employers of current Gradyent staff are Delft University of Technology (20 people), Eindhoven University of Technology (6 people), McKinsey & Company (5 people).
Former Gradyent employees most often move to Delft University of Technology (3), HMS Networks (1), Raya CX (1).
Gradyent attracts about 24 organic search visits a month.
The most common skills among Gradyent staff are Python (Programming Language), MATLAB, Project Management, Microsoft Office, Microsoft Excel.
Gradyent staff are concentrated in South Holland, Netherlands (33), North Holland, Netherlands (17), Netherlands (12).
Gradyent has about 70 people in Engineering, up 3% over the past year, as of September 2026.
Gradyent has about 20 people in Business Development, up 0% over the past year, as of September 2026.
Computed from 115 current and 71 former Gradyent profiles, as of September 2026. Source: Crustdata.
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