The firm's shares are listed on the Nasdaq Stockholm exchange and both 'A' and 'B' classes form part of the benchmark OMXS30 index.

Atlas Copco companies develop, manufacture, service, and rent industrial tools, air compressors (of which it is the world's leading producer),[8] construction and assembly systems.

In its inauguration phase, Atlas dealt with the manufacturing, purchasing and selling of material for railway construction and operations.

After the recession in the 1880s, Atlas diversified its products and branched off into locomotives, central heating and tool machinery.

The name Atlas Copco became official in 1955 and was inspired by the Belgian subsidiary Compagnie Pneumatique Commerciale (Trading Pneumatic Company).

In order to strengthen their position in the United States, several strategic acquisitions were made in the airpower business, including the key purchase of Worthington Compressors.

[12] In 1997, Atlas Copco purchased Prime Service Corporation, which was the largest machine leasing company in the United States.

The main markets served are semiconductors, chemical processing industries, food packaging and paper handling.

[17] The Atlas Copco Group has dozens of brands around the world, including Chicago Pneumatic for compressors and tools, Edwards for vacuums, BeaconMedeas for medical gas and SCA & Henrob for automotive assembly.

[19] In 2018, Atlas Copco decided on a split and formed Epiroc AB which will focus on customers in the mining, infrastructure and natural resources segments.

[23] In March 2022, Atlas Copco acquired the assets of Ceres Technologies,[24] an US-based manufacturer and designer of gas and vapour delivery equipment for the semiconductor industry.

[25] Atlas Copco has faced criticism for its operations in Russia during the geopolitical tensions following the Russian invasion of Ukraine.

While the company announced plans to discontinue operations in Russia in line with international sanctions, concerns persist about the timing and ethical implications of its business activities during the conflict.