Skip to content
Riskpilot
← Back to search
Sign in
Sign in
Get full access
Mastery Holding AB
AB
Active
Org 5568234792
Fatburs Brunnsgata 33 A, 118 28
Stockholm
Business and other management consultancy activities
·
NACE 7020
Est. 2010 · 15 years old
0 employees
Monitor
Share
Sweden
/
Companies
/
Business and other management consultancy activities
/
Mastery Holding AB
Overview
Financials
People & ownership
Related companies
Loading company…
People & ownership
Management
Actively employed in the business
Name
Role
Member since
Current (1)
JI
Jonas Ingemar Boonmee Kjellin
Chief Executive Officer
Chief Executive Officer
2022
Board of directors
Non-executive oversight
Name
Role
Member since
Current (2)
JI
Jonas Ingemar Boonmee Kjellin
Board of Directors
Board of Directors
2022
SI
Stig Ingemar Kjellin
Deputy Board Member
Deputy Board Member
2022
Shareholders
As of last annual report
No shareholder data available.
Beneficial ownership (UBO) data access is restricted in Denmark as of September 2025 per the EU 6th AML Directive.
Learn more
.
More on Mastery Holding AB
Overview →
Headline figures, risk assessment and company summary
Financials & key figures →
Revenue, EBITDA, balance sheet and 5-year trend
Related companies →
Corporate hierarchy, parent and subsidiary network
