What is the Y-tunnus number of Oy Sirra Ab?

Oy Sirra Ab is registered with PRH / YTJ under Y-tunnus 2343014-2.

What is the revenue of Oy Sirra Ab?

Oy Sirra Ab reported revenue of EUR 90K in 2025.

Who is the CEO of Oy Sirra Ab?

Ralf Wilhelm Sirén is Deputy Member of Oy Sirra Ab, in role since 2010.

Where is Oy Sirra Ab headquartered?

Oy Sirra Ab's registered address is Bondarbyvägen 177.

Oy Sirra Ab

OYActive

Y-tunnus 2343014-2Bondarbyvägen 177Research and experimental development on natural sciences and engineering · NACE 7210Est. 2010— employeeswww.sirra.fi

Revenue 2025

EUR 90K

-43% vs 2024

EBITDA margin

13.4%

-58% vs 2024

Equity ratio

77.3%

Financial strength

Net profit 2025

EUR 2K

-63% vs 2024

EBITDA — year on yearEUR millions

Key figuresAnnual report 2025

Revenue	EUR 90K	-43%
EBITDA	EUR 12K	-58%
Net profit	EUR 2K	-63%
Total assets	EUR 28K	-50%
Equity	EUR 22K	+11%
Employees	—	—

Item	2021	2022	2023	2024	2025
Revenue	146	142	69	158	90
Staff expenses	−92	−67	−24	−65	−41
EBITDA	19	10	8	28	12
Depreciation & amort.	−2	−5	−4	−3	−0
EBIT	18	5	4	25	12
Net financials	−9	−3	−15	−19	−10
Profit before tax	9	2	−11	6	2
Tax	2	1	−0	0	−0
Net profit	7	0	−11	6	2

Item	2021	2022	2023	2024	2025
Total assets	65	62	70	56	28
Equity	25	25	14	20	22
Long-term debt	—	—	0	0	0
Short-term debt	40	38	56	37	6
Total debt	40	38	56	37	6

Name	Role	Member since
Current (2)
RW Ralf Wilhelm Sirén Deputy Member	Deputy Member	2010
KB Kurt Björnson Sirén Chief Executive Officer	Chief Executive Officer	2010

Person	Role here	Other companies
Ralf Wilhelm Sirén	Deputy Member	0 companies
Kurt Björnson Sirén	Chief Executive Officer	0 companies