Davidsson Tarkela Siren Arkkitehdit
Architecture and urban planning for public- and private-sector clients in Finland
About Davidsson Tarkela Siren Arkkitehdit
Davidsson Tarkela Siren Arkkitehdit designs homes, workplaces, schools, sports environments, hotels and special-purpose buildings. Its work includes renovation, new construction, zoning and broader development projects.
The firm serves public- and private-sector clients and is part of the Solwers network. It was formed by the merger of Arkkitehdit Davidsson Tarkela and Siren Arkkitehdit.
The registered headquarters is in Helsinki, Finland. The company was founded in 1995.
Product: Architectural design, renovation, new-build, zoning and development services.
Public tenders won
7 tenders won since 1 Jan 2024 from 5 public buyers in Finland, worth €68.1M as awarded. From EU award notices (TED) that name Davidsson Tarkela Siren Arkkitehdit by its registry number.
- 10 Nov 2026 Pääkaupunkiseudun Kaupunkiliikenne Oy · Jälki-ilmoitus: Suunnittelun ja konsultoinnin puitejärjestely: OA1, OA4, OA5, OA8, OA10, OA11, OA12 notice
- 19 Aug 2026 Vantaan kaupunki / Kaupunkiympäristön toimiala / Kiinteistöt ja tilat / Toimitilajohtaminen · Myyrmäen urheilutalon uimahallin peruskorjaus ja laajennus, pää- ja arkkitehtisuunnittelun hankinta · €673k notice
- 1 Jul 2026 Helsingin kaupunki, kaupunkiympäristön toimiala · Malmin uuden pelastusaseman pää- ja arkkitehtisuunnittelu · €155k notice
- 1 Jun 2026 Helsingin kaupunki, kaupunkiympäristön toimiala · Jälki-ilmoitus: Helsingin Rudolf Steiner-koulun uudet tilat, pää- ja arkkitehtisuunnittelu · €263k notice
- 13 Apr 2026 Helsingin kaupunki, kaupunkiympäristön toimiala · Vaativien tilahankkeiden pää- ja arkkitehtisuunnittelun puitejärjestely 2026-2028 (2028-2030) · €62.0M notice
- 5 Jun 2024 Helsingin kaupungin sosiaali-, terveys- ja pelastustoimiala · Sosiaali,- terveys- ja pelastustoimialan tilahankkeiden konsepti- ja viitesuunnittelu · €1.9M notice
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Website technologies
Tools and platforms detected on this company’s website, grouped by purpose. Dates record when Evolc observed them.
Analytics
- Google Analytics 4High confidence
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Content management
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Frontend frameworks
- jQueryHigh confidence
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Privacy & consent
- CookieYesHigh confidence
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Website detection does not establish a paid subscription or company-wide use. Tools loaded after consent or sign-in may be missed. “No longer observed” does not prove the company stopped using a tool.