Company profile · Zakelijke dienstverlening
Grey-Mouse
- Research
- Zakelijke dienstverlening
- Haarlem
- Research · Haarlem
- Employees
- 2–10
- Founded
- 2022
- Province
- Noord-Holland
- Country
- Netherlands
About Grey-Mouse
Grey Mouse is a global investigation firm focused on high-impact, high-complexity cases. We operate discreetly, providing clear answers where visibility is limited and the pressure is high.
We work with a select group of organisations that value accuracy, confidentiality and results above all else.
Quiet by design. Effective by necessity.
Address
Headquarters
Wateringweg2031EG HaarlemNoord-Holland, Netherlands
Team by function
Based on 4 public job profiles as of 3 September 2026.
- Finance / Accounting1
- IT / Infrastructure / Security1
- Marketing1
- Operations1
Similar companies
Companies with a similar profile, Noord-Holland first.
Grey Games
Media Production · Hilversum
11–50 employeesView profile
DailyGrey
Management Consulting · Amsterdam
2–10 employeesView profile
Grey Men
Financial Services · Amsterdam
51–200 employeesView profile
Greyrox
Computer Software · Amsterdam
2–10 employeesView profile
Grayling Nederland B.V.
Public Relations and Communications · Amsterdam
11–50 employeesView profile
CG Research
Market Research · Hoorn
51–200 employeesView profile