It begins in 1881

In 1930, GKN (Guest Keen and Nettlefods Ltd), England acquires August Stenman AB. In 1932, the first safety committee is formed.

Uddeholm AB's screw production was acquired in 1935. Exports gained momentum and in 1938 about 80% of August Stenman AB's production was exported to customers all over the world.

The first locking system built on 5-pin cylinders was delivered. From this year:

• 150,000 Assa functional safety systems have been delivered, containing more than 9 million cylinders.
• Assa has delivered its security systems to more than 18 countries.
• Chose the greatest builders Assa for their major constructions in the world.

Sixten Nilsson resigned as CEO and was replaced by his son Sture Nilsson. AB Svenska Låsfabriken, which manufactured padlocks, is acquired. The same year Aug. Stenman AB is the first company in the world to manufacture 7-pin cylinders and included in Aug. Stenman AB's motto: "Locks must be precision machined in large series with tight tolerances with requirements for 100% security".

In 1949, the production of screws was transferred from Hagfors to the factory in Eskilstuna. The following year, the subsidiary Stenmanlagret AB was formed in Stockholm with purpose to offer service on locking systems and warehousing of the company's products.

In 1962, the first car locks in systems were delivered to Saab cars. In the same year, Stenman Holland B V was acquired, which manufactured hinges and fittings. The following year, locks became the largest product group, larger than forging and screws, respectively, and AB Ermex with the subsidiary Östmark's lock factory from LM Ericsson was taken over.

In 1970, the product group locks become larger than all other product groups combined. A few years later, in 1974, Assa-Stenman launches the first approved double lock, cylinder and tumbler lock in one.

Assa-Stenman AB moves the office to the same building as the factory on Kungsgatan, the current premises in 1977. The following year, the screw production is sold to Hillerstorp. In 1980, the electric lock was introduced, as well as a completely new lock cylinder.

An eventful year marked the 100th anniversary. The Assa-Twin concept and the electronic hotel lock 6767 are launched. Assa-Stenman now sells 80% of sales in Sweden. The subsidiary Assa High Security (Assa Inc), USA was formed.

The approved apartment lock Assa 2000, "The Swedes' new doorman" is launched. The lock was launched as "The only front door lock you need" and made a big impact on the market.

Hevea & Carnegie, which also owns Securitas, acquires Assa-Stenman. The same year the company changes its name to Assa AB, formed by the initials in August Stenman's name.

The subsidiary Assa Ltd, England is formed in 1987. Securitas AB acquires the Assa Group and Assa Industrilås is formed, later Assa Industri AB. In 1988, Assa AB became the third company in Sweden to be ISO 9001 certified. This year, the subsidiary Assa Oy is formed in Finland.

Assa Locktronic and Assa Twin Combi System are introduced to the market. in 1991 and 1993, the Assa Locktronic and Assa Twin Combi System hit the market. In 1993, Assa Portuguesa Ltd. is also acquired.

The ASSA ABLOY Group is formed through the merger of Securitas and Metras Oy's lock operations Assa and Abloy. Fas, Ruko, Assa Ltd and Assa Inc another group affiliation. Assa Balt (Eesti) is acquired.

Design becomes a serious part of Assa's hallmark when the Epoch series is presented. A completely new series of prints that reflect different eras from Swedish building history. New European standards for evacuation fittings will also be Swedish standards. Assa launches its panic rule Assa 1125 and the emergency evacuation accessory Assa 179.

Assa AB is environmentally certified according to ISO 14001. Assa introduces Miralloy, a nickel-proof surface treatment for door fittings. Meets the strict European requirements for nickel-tested products. ASSA ABLOY Scandinavia, now ASSA ABLOY EMEA, acquires AKI Låsgrossisten. ASSA acquires Timelox AB.

ASSA AB acquires TT-system, manufacturer of cabinets for key handling and medicine handling. The following year, the company changed its name to Assa Key Solutions. ASSA AB, Solid AB and Timelox AB merge their marketing departments to be able to offer customers customized solutions under the motto "Everything from hinges to access control systems".

In 2007 a new logo is combined with ASSA ABLOY, ASSA 3000 first electronic lock for the home, Fix and Assa Industri Dp locking system is launched and ASSA OEM is formed by FAS.

In 2008 both Aperio and Code Handle is launched. TimeLox and Copiax is acquired.

2010

• D12 is launched

2011

• Yale Doorman launches

2013

• Pando is launched, Aptus is acquired

In 2018, ASSA AB changed its name to adapt our organization to continue building a clearer Scandinavian structure with a leading brand - all to give our customers and partners an even higher value.