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Dietsmann Information

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Dietsmann is the leading independent specialist in Operation & Maintenance services for continuous-production plant in the oil & gas and power industries with over 40 years of accumulated know-how of plant and equipment. This is evidenced by Dietsmann’s long-term partnerships with many IOCs and NOCs. As the largest independent provider of specialized operation and maintenance services, Dietsmann is also the leader in Maintenance Engineering and Inspection.

Website http://www.dietsmann.com
Revenue $345.4 million
Employees 2,417 (1,402 on RocketReach)
Founded 1977
Phone +41 22 738 35 91
Fax +31 76 521 6388
Technologies
Industry Oil and Gas, Electricity, Oil & Gas, Oil & Gas, Energy, Utilities & Waste Treatment, Operation and Maintenance Services, Maintenance Engineering, Electrical & instrumentation engineering services
Web Rank 1 Million
Keywords Continuous Production, Operation And Maintenance, Plant Maintenance, Plant Operations, Production Maintenance, Oil And Gas Maintenance, Oil And Gas Services, Equipment Maintenance, Plant Turnaround, Maintenance Services, Power Plant Maintenance, Power Generation Services, Energy Services, Industrial Maintenance, Energy Management, Industrial Services, Asset Management, Technical Services, Facilities Management
Competitors McKinsey & Company, Jacobs, Bechtel Corporation, KBR, Inc., Fluor Corporation, Amec Foster Wheeler, TechnipFMC, Saipem, Aker Solutions, 千代田化工建設（株） +41 more (view full list)
SIC SIC Code 67 Companies, SIC Code 673 Companies
NAICS NAICS Code 52399 Companies, NAICS Code 523 Companies, NAICS Code 5239 Companies, NAICS Code 221 Companies, NAICS Code 22 Companies, NAICS Code 52 Companies, NAICS Code 523991 Companies

Dietsmann Questions

The Dietsmann annual revenue was $345.4 million in 2026.

1,402 people are employed at Dietsmann.

The NAICS codes for Dietsmann are [52399, 523, 5239, 221, 22, 52, 523991].

The SIC codes for Dietsmann are [67, 673].

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