About
Jef Ravelli is founder and owner of Customer Service Group, operating in the facilities services industry. His background includes expertise in operations management, business development, and process improvement. He holds a degree from TH and works as an informal investor alongside his entrepreneurial activities.
Experience
- Customer Service GroupFounder & Ownercurrent2002 — presentHilversum
- InterswitchOwnercurrent2002 — presentThe Randstad, Netherlands
- PriconOwnercurrent2012 — presentEmmen
- Everyone.orgInvestorcurrent2015 — presentAmsterdam
- MonotchInvestorcurrent2019 — present
- Peak CapitalInvestorcurrent2019 — present
- Call Care Nederland BVOwner2014 — 2021The Randstad, Netherlands
- Change ClubBoardmember & Investor2014 — 2017
- DentalSupportFounder and Co-Owner2009 — 2013The Randstad, Netherlands
- Entrepreneurs' OrganizationBoard Member Dutch Chapter2008 — 2009Netherlands
- Customer Service FirstOwner2002 — 2008The Randstad, Netherlands
- TheNewServiceFactoryCo-Owner2000 — 2001The Hague, South Holland, Netherlands
- Antwoordservice NederlandOwner & Founder1989 — 2000The Hague, South Holland, Netherlands
Education
- THMechanical engineering1984 — 1989
Skills & more
Entrepreneurship22New Business Development8Business Strategy10Management Consulting9Coaching4Mergers & Acquisitions3Management3Business Process Improvement3Outsourcing3Strategy2Start-ups4Operations Management5
+2 more
Sales ManagementB2BLanguages English · German
From Jef's professional profile.
Colleagues at Peak
Network4
David Zwagemaker
Partner at Peak
Dennis Goedegebuure
Entrepreneur in Residence at Peak
Friso Kolkman
Investor at Peak
Thijs Dijkman
General Partner at Peak
Investors connected to Jef in public investor directories — a warm-intro map.