Tammet Oy

OYActive

Y-tunnus 0131275-1Manufacture of wire products, chain and springs· NACE 2593Est. 1948 · 78 years old37 employeeswww.tammet.fi

Overview Financials People & ownership Related companies

Tammet Oy is a Finnish OY, operating in the Manufacture of wire products, chain and springs sector. Incorporated in 1948, the company has 37 employees and reported revenue of EUR 14,6M in its latest annual filing.

Revenue 2025

EUR 14,6M

+11% vs 2024

EBITDA margin

6.0%

+10% vs 2024

Net profit 2025

EUR 308K

+5% vs 2024

Key ratios

See full ratios →

63.2%

This company

20212025

2.3×

This company

20212025

3.5%

This company

20212025

EBITDA — year on year

EUR millions

Key figures

Annual report 2025

Revenue	EUR 14,6M	+11%
EBITDA	EUR 872K	+10%
Net profit	EUR 308K	+5%
Total assets	EUR 8,9M	-5%
Equity	EUR 5,6M	+6%
Employees	37	—

Contact

Address

Phone

+3580201450201

info@tammet.fi

Website

www.tammet.fi

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Frequently asked questions

What is the Y-tunnus number of Tammet Oy?

Tammet Oy is registered with PRH / YTJ under Y-tunnus 0131275-1.

What is the revenue of Tammet Oy?

Tammet Oy reported revenue of EUR 14,6M in 2025.

How many employees does Tammet Oy have?

Tammet Oy employs 37 people as of the latest annual report.

Who is the CEO of Tammet Oy?

Jan Christian Silén is the CEO of Tammet Oy, in role since 2014.

Who is the chairman of Tammet Oy?

Ulf Sigvard Sjöblom chairs the board of Tammet Oy, in role since 2024.

Tammet Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Tammet Oy

Key ratios

EBITDA — year on year

Key figures

Company information

Contact

Frequently asked questions

More on Tammet Oy