One Architects Oy

ActiveBusiness ID 0979166-2Limited companyEst. 199471110 · Architectural activities Helsinki, Uusimaa

Age32 years

older than 71% of its sector

Same activity, Finland1,386live companies · 398th oldest

In Helsinki84,023live companies · 513 in the same activity

At this address16live companies incl. this one

In brief

One Architects Oy is a limited company registered in Finland on 1 June 1994. At 32 years old it is older than 71% of the 1,386 live companies whose main activity is architectural activities. Its registered office is in Helsinki, Uusimaa, at an address shared with 15 other live companies. 513 live companies in Helsinki share the same main activity. It was previously called AW2 Architects Oy, a name it changed on 1 November 2024.

Register details

Registered nameOne Architects Oy

Business ID0979166-2

Company typeLimited company

Registered officeRuoholahdenkatu 21, 00180 Helsinki

Nature of business (TOL 2025, Finnish SIC)71110 Architectural activities

International sector (ISIC Rev.4)M · 71 Architectural and engineering activities; technical testing and analysis

Timeline

1 Nov 2024Name changedPreviously AW2 Architects Oy
1 Jun 1994Incorporated

Register entries

From the register.

Incorporated1 June 1994

VAT registerRegistered

Employer registerRegistered

Websitewww.onearchitects.fi

Architectural activities in Finland

Live companies whose main activity is 71110: 1,386 in total, median age 19 years, 39 incorporated in the past 12 months.

All 1,386 companies

This company's decadeOther decades

Incorporated per year, still live

Location

Registered office in Helsinki, Uusimaa.

Live companies in Helsinki84,023

Same activity in Helsinki513

New in Helsinki, past 12 months5,606

Also registered at this address

15 other live companies share this registered office; shown are those incorporated closest in time to this one.

MFMSC Finland Oy0980117-0 · Est. 1994 · 52250
ANAshfield Nordic Oy1702669-6 · Est. 2001 · 70200
SSSiili Solutions Oyj1979903-5 · Est. 2005 · 62100
OOfisea Oy2100597-8 · Est. 2007 · 46470
EEvermade Oy2442608-1 · Est. 2011 · 62100
DLDear Lucy Oy2636051-4 · Est. 2014 · 62100
RRRisto Reipas Oy2705066-5 · Est. 2015 · 63910
MMySome Oy2851647-1 · Est. 2017 · 73300

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Superplan Int. OyHelsinki, Uusimaa

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Endon OyHelsinki, Uusimaa

Number 0978611-8Est. 1994

Arkkitehtitoimisto Erat OyHelsinki, Uusimaa

Number 0934125-8Est. 1994

Arkkitehtitoimisto Leena Heinänen OyHelsinki, Uusimaa

Number 0966442-8Est. 1994

Arkkitehdit Kaivos OyHelsinki, Uusimaa

Number 0975042-2Est. 1994

Insinööritoimisto Taisto Halonen OyHelsinki, Uusimaa

Number 0980767-9Est. 1994

Sources

Register data: Finnish Patent and Registration Office (PRH) open data (CC BY 4.0), delivery of 20 October 2026. Municipalities, regions and industry classification: Statistics Finland (CC BY 4.0). Context figures are computed by FirmsDB from these sources. This page is not an official register; check the company's entry in the Finnish Business Information System before relying on it.

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