Top 5 Oilfield Service Companies in The Upstream Industry

Oilfield service companies are one of the major parts of the oil and gas exploration/production industry. Some people who would like get good pay and challenging jobs should apply for oilfield service jobs.


In this industry, there are a lot of oilfield service companies and we would like you to take a look at these 5 big names in the industry. They are multinational companies therefore they will hire a lot of people from different parts of the world. Let’s get started.

Schlumberger Limited

Schlumberger Limited

With company employees over 118,000 people, Schlumberger is the largest oil service company in the world. They company employs over 140 nationalities and the works are done in about 85 countries. The main offices are in Paris, The Hague, and Houston. The company has annual revenues of about $ $27.16 billion per year and the current CEO is Paal Kibsgaard with Simon Ayat as the CFO. The company provides services and products to the upstream industry. They supply integrated project management, technology, and information solutions to customers that work in the oil and gas industry worldwide. They are driven to provide value for shareholders, employees and their customers.

SLB website:



Another one of the world’s top 5 oilfield service companies is Halliburton. They operate in more than 70 different counties and they own affiliates, subsidiaries, branches, brands, and divisions throughout the world. Halliburton employs over 60,000 people. The founder of this company is Erle P. Halliburton and they have estimated yearly revenues of about US$24.8 billion in 2013. The current CEO is David Lesar and they work to provide services and products to the energy industry as a whole.

They serve the upstream oil and gas industry such as locating and perform functions such as locating hydrocarbons and managing geological data. They perform formation evaluation, drilling, well construction, and they work top optimize production throughout the life cycle of an oil field. They have been a company since 1919.

Halliburton website:



This company is an Italian oil and gas industry contractor and a subsidiary of Italian energy company Eni. About 43% of Saipem’s shares are owned by Eni. The design pipelines such as Greenstream, Blue Stream, South Stream, and Nord Stream. The current CEO is Umberto Vergine and they have estimated yearly revenues of US$14.1 billion in 2013. They provide construction and engineering for onshore and offshore oil drilling projects. They also help with drillship, drilling rig and they help with FPSO operation.

They have an emphasis towards gas and oil related activities in remote areas and in the area of deep-water exploration. They are leaders in procurement, project management, engineering, and construction services. They work in the design and the implementation of large-scale projects such as heavy oil exploitation and gas monetization. They employ over 40,000 people with more 110 nationalities employed.

Saipem website:



Weatherford is one of the largest global oilfield service companies and services and the company has services in several fields as drilling, evaluation, completion, production and intervention cycles of oil and natural gas wells. Weatherford is a new breed of service company—one that can provide the industry with extended products and services, more efficient operations, more powerful research and development capabilities and greater geographic diversity.

Today’s Weatherford is the result of internal growth and innovation, as well as the consolidation of 250+ strategic acquisitions over the past 13 years. From a strategic standpoint, Weatherford has two key objectives—efficiency and productivity. Weatherford strives for efficiency, both in terms of delivering results for its clients as well as leveraging its worldwide infrastructure. The ultimate goal in both cases is to help reduce costs and increase well productivity. As well, Weatherford has created a more streamlined organizational structure to continue a push towards greater individual productivity levels through more intensive recruiting, training and retention.

Weatherford website:

Baker Hughes

Baker Hughes 

This is one of the largest oil and gas service companies in the world. They have operations in over 90 countries and they provide services in the gas and oil industry such as formation evaluation, drilling, production, completion, as well as offering reservoir consulting. The current CEO and Chairman is Martin S. Craighead and they have an estimated yearly revenue of US$11.86 billion.

These are the top 5 oilfield services companies in the world offering service in this industry to customers, clients, and shareholders.

Baker Hughes website:

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One Response to Top 5 Oilfield Service Companies in The Upstream Industry

  1. Sunil Ahamed says:

    I am an NDT technician specialised in Magnetic particle testing(MPT) & Liquid penetrant testing(LPT). Currently working for Special oilfield services in oman as a tubular inspector since 2007.

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