Question 1

What is the Y-tunnus number of S.T.E.F Service Oy?

Accepted Answer

S.T.E.F Service Oy is registered with PRH / YTJ under Y-tunnus 3465472-3.

Question 2

What is the revenue of S.T.E.F Service Oy?

Accepted Answer

S.T.E.F Service Oy reported revenue of EUR 354K in 2025.

Question 3

How many employees does S.T.E.F Service Oy have?

Accepted Answer

S.T.E.F Service Oy employs 1 people as of the latest annual report.

Question 4

Who is the CEO of S.T.E.F Service Oy?

Accepted Answer

Mikhail Stefanyk is Chief Executive Officer of S.T.E.F Service Oy, in role since 2024.

Question 5

Where is S.T.E.F Service Oy headquartered?

Accepted Answer

S.T.E.F Service Oy's registered address is Rantaperkiönkatu 1-C11.

Person	Role here	Other companies
Mikhail Stefanyk	Chief Executive Officer	0 companies
Andrey Stefanyk	Deputy Member	0 companies

S.T.E.F Service Oy

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