[12] The Schlumberger brothers had experience conducting geophysical surveys in countries such as Romania, Canada, Serbia, South Africa, the Democratic Republic of the Congo,[13] and the United States.

The new company sold electrical-measurement mapping services, and recorded the first-ever electrical resistivity well log in Merkwiller-Pechelbronn, France, in 1927.

[16][17] That same year, Schlumberger purchased Daystrom, an electronic instruments manufacturer in South Boston, Virginia, which was making furniture by the time the division was sold to Sperry & Hutchinson in 1971.

[citation needed] In 1987, Schlumberger completed its purchases of Neptune (North America), Bosco and Cori (Italy), and Allmess (Germany).

[citation needed] In 1999, Schlumberger and Smith International created a joint venture, M-I L.L.C., the world's largest drilling fluids (mud) company.

[22] In 2000, the Geco-Prakla division was merged with Western Geophysical to create the seismic data acquisition and processing contracting company WesternGeco, of which Schlumberger held a 70% stake, the remaining 30% belonging to competitor Baker Hughes.

The company was an Athens 2004 Summer Olympics partner, but the venture into IT consultancy did not pay off, and divestiture of Sema to Atos Origin was completed that year for $1.5 billion.

In 2003, the Automated Test Equipment group, part of the 1979 Fairchild Semiconductor acquisition, was spun off to NPTest Holding, which was sold it to Credence in February 2004.

The facility joins the other research centers operated by the company in Cambridge, England; Moscow, Russia; Stavanger, Norway; and Dhahran, Saudi Arabia.

[29] In 2009, Schlumberger acquired Techsia SA, a software company based in Montpellier, France with a product widely used in the oil industry called Techlog.

[33] Also announced in 2010 were Schlumberger plans to acquire Geoservices, a French-based company specializing in energy services, in a deal valued at $1.1 billion, including debt.

[36] In 2015, due to a downturn in the global oil and gas industry, Schlumberger announced 21,000 layoffs accounting for 15% of the company's total workforce.

[39] In 2021, Schlumberger New Energy announced the signature of pilot project agreements between the French state, Genvia and critical-industry leaders on the pathway to net zero in the cement and steel industries.

Through these agreements, the goal is to scale up the next generation of electrolyzer technology, developed over the last two decades, to produce clean hydrogen without CO2 emissions, accelerating the decarbonization of multiple industrial sectors.

[42] In April 2024, SLB announced its intention to acquire smaller rival ChampionX, in an all-stock deal valued at $7.75 billion, its largest purchase since Cameron International.

[43] The company has offices in multiple cities and regions in France: Abbeville,[44] Béziers,[45] Clamart,[46] Montpellier,[47] Pau[48] and Paris.

According to the Justice Department's Environment and Natural Resources Division, an additional agreement by Schlumberger to purchase and remove dams will directly improve the Twelvemile Creek, South Carolina ecosystem and provide significant environmental benefits for the affected communities.

[66] In 2015, Schlumberger pled guilty to violating U.S. sanctions related to Iran and Sudan and agreed to pay a $237 million penalty.

[68] Male colleagues would also encourage other men to break into a plaintiff's room at night and stonewall her if she did not consent to sexual activity.

[69] In October 2022, it was reported that some of Schlumberger's more than 9,000 Russian employees based in Russia received military draft notices through the company.

[71] According to a list maintained by the Chief Executive Leadership Institute at Yale University which tracks company responses about operating in Russia, Schlumberger is noted as "buying time" while it continues to carry out the bulk of its business in the country.

[72] In March 2024, it was reported that SLB has no intentions of withdrawing from Russia, despite western pressure to reduce financial support to the Kremlin’s war efforts.