About us GRASYS

Equipment Request

Research and Production Company Grasys is a leading manufacturer and EPC-contractor in air and gas separation.


Company foundation year


Completed projects


Customers from various industries

Russian production

high-tech manufacture


standard conformity

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

Russian Research and Production Company Grasys is engaged in manufacturing equipment for gaseous fluid production and separation. The company also performs EPC-contracts applicable to air and gas separation.

The core company’s business line is the development and manufacture of the cutting-edge high-tech gas separation systems, natural and associated gas treatment and processing units, helium recovery and concentration units based on tailor-made membrane of in-house design. The other type of the manufactured equipment includes air separation systems, primarily nitrogen and oxygen fixed units and mobile plants, medical oxygen concentrators and stations, nitrogen fire extinguishing installations, as well as modular compressor stations, hydrogen production and purification plants and CNG filling station equipment.

Grasys equipment and projects are presented in all federal districts of Russia, across the CIS and in many countries worldwide. R&P Co. Grasys boasts a well-developed client network. Grasys services are used by the most influential representatives of oil and gas production, engineering, medical, food, coal, chemical, petrochemical and other industries.

R&P Co. Grasys has its own Training Center with the key objective of training and developing Customer’s staff competence in air and gas separation at the Customer's facility.

Our Development Driver –

covers refurbishment and growth of various industries from oil and gas to food.

Our Goal –

is to assist Russian and foreign companies in increasing their production efficiency, meeting the demand for nitrogen, oxygen, air, hydrogen, and others, as well as in APG and natural gas treatment to the required requirements.

We pay particular heed to after-sales service and training of our customer staff.


Production complex

R&P Co. Grasys Manufacturing Facility

  • Two manufacturing sites in Dubna and Domodedovo, Moscow region
  • In-house manufacture of hollow fiber membranes and membrane cartridges
  • All Grasys production processes are regulated by ISO 9001:2015
Learn more about production operations

In the city of Dubna (Moscow region) Grasys has started the first in Russia and the CIS production of hollow fiber gas separation membranes and membrane cartridges with a broad application scope in various industries, including oil and gas, metallurgy, food and many others. This is one-of-a-kind research and production complex located within the Dubna Technology and Innovation Special Economic Zone. One of the high-profile business lines covers manufacture of membrane cartridges to separate hydrocarbon gases, as well as to recover helium concentrate.


From process development to implementation

Training center

Complete range of after-sales service, training

Promotional Materials and Booklets

Business profile and competence

The whole range of services

Today –

We are a leading engineering company at the air and gas separation market implementing turnkey projects of any complexity.

АО «Грасис»

Information contained herein does not constitute а public offer

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


About Us

Equipment Request
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