АО «Грасис»
АО «Грасис»
АО «Грасис»

Research and Production Company Grasys
is a leading developer, manufacturer and EPC-contractor in air and gas separation and compression across the CIS and Eastern Europe


the year of the Company foundation


completed projects


Customers from various industries

Российское производство

high-tech manufacture


Conformity with standard

R&P Co. Grasys’ Products

The Whole Range of Products

Nitrogen Generation Units and Plants

High-purity nitrogen generation from atmosphere air using membrane and adsorption technologies.

Oxygen Generation Units and Plants

High-purity oxygen generation from atmosphere air for using in medicine and production sector.

Skid-Mounted Compressor Plants

Air compression. Compression of natural, associated petroleum and other gases.

Membrane-based Natural Gas Processing Plants

Hydrocarbon gases treatment to meet the Customer’s requirements or to comply with the product specification.

CNG Station Equipment

Equipment and package solutions for compressed natural gas (CNG) production.

Hydrogen Generation and Purification Plants

Hydrogen production from natural gas. Hydrogen purification. Hydrogen concentration from gas streams.

Gas Conversion Plants

Methanol and hydrogen production from natural gas for small and medium-scale methane conversion.

Gas Separation Membranes

Hydrogen and helium concentration, removal of unwanted components from hydrocarbon gases.

About Us

  • Full cycle engineering company
  • Job package from designing to delivery and putting into service
  • Manufacturing equipment of any scale and level of complexity
  • Two manufacturing sites in Moscow region
  • In-house manufacture of hollow fiber membrane elements
  • Track record of successful EPC-contracts
  • Prompt technical support
  • In-house Service Department and local offices
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R&P Co. Grasys



Quick work performance of high-quality, extensive staff of Service Engineers


Training and skill improvement for specialists in air and gas separation.

Turnkey Projects

From concept development to implementation of a project of any complexity.

The whole range of services

Over 650 Customers in and outside Russia

All Customers
Газпром нефть
KAZ minerals
Royal canin
Русские краски
Саратовский жировой комбинат

R&P Co. Grasys’ priority tasks are known to be high production quality, continuous development of technologies and scientific research enabling to manufacture high-tech cutting-edge equipment, to implement large-scale multi-purpose projects with the top cost effectiveness for the Customer.

As of today, Grasys has implemented over 1600 projects for 650 companies engaged in the oil and gas, petrochemical, chemical, energy, coal, metallurgical, construction, food and other industries.

The company employs top industry experts - graduates of the country’s best technical and economic universities, PhD candidates and Doctors of Sciences. Through their own unrivalled expertise and competencies Grasys specialists keep developing brand-new solutions and deliver top results by carrying out sustainable dynamic development of the company.

Ongoing scientific studies performed in company and related to membrane and adsorption technologies for air and gas separation enable to design and implement new solutions for both scientific development and industrial companies.

Grasys is provided with all proper permits and certificates required to run operations. The company's quality management system complies with international ISO 9001:2015 standards.

R&P Co. Grasys manufactures equipment in line with ASME, CE standards, corporate standards of such companies as TOTAL, Gazprom, Shell, designs and issues documentation in line with the adopted worldwide standards for EPC-contracts.

Grasys products comply with Directive 2006/42/EC of the European Union on safety of machinery and equipment. The European CE certificate confirms the product safety for human health, property, as well as product safety for the ambient environment.

Research and Production Company Grasys has accumulated a unique experience for domestic and foreign companies through project implementation of any complexity. Regular Customers of Grasys gas separation equipment are the largest Russian and foreign companies such as Shell, Eni, Enel, ConocoPhillips, ExxonMobil, Gazprom, Rosneft, TNK-BP, LUKOIL, Surgutneftegaz, NOVATEK, RITEK, Tatneft, Slavneft, Sibur, Salym Petroleum Development, Procter & Gamble, TVEL, Kotovsk Paint and Varnish Plant, Mars, Experimental Canning Plant Lebedyansky, Moscow Nut Company, Solar Products, EFKO, and others.

Grasys nitrogen equipment is efficiently running at the Gazprom fields and GTS, in the Nord Stream gas pipeline. Nitrogen generators and oxygen generators have been placed into service at the strategic for Russia Vankor field. Grasys equipment is operated at the high-priority LUKOIL facilities, including offshore platforms of the Korchagin field and Varandey Arctic oil terminal, Sibur petrochemical companies and others.

R&P Co. Grasys is proud to offer Customers high-quality repair services and technical support for both home-made equipment and third-party equipment.Click here for more information…

R&P Co. Grasys has an unrivalled experience in manufacturing diverse air separation units such as nitrogen units, oxygen units, nitrogen generators, oxygen generators, mobile nitrogen units, PSA generators, gas separation units for mobile nitrogen compressor stations, nitrogen fire extinguishing systems that effectively run in a variety of production facilities.

Information contained herein does not constitute а public offer

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A leading manufacturer and EPC-contractor in gas separation and compression


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