All for Joomla All for Webmasters

AAbout us

The company “Sigma Invest“ Ltd. was established in 2005. The company is specialized in the field of gas engineering and delivery of compressed natural gas.

W What we offer?

Advance project research

Economical analyze

Project design

Developing and creating gas installations for industrial needs

Initial start of the system and commission

Delivery of compressed natural gas

Warranty and after-sales service

Subscription service for gas installations and boiler rooms

„Sigma Invest„ LTD has highly qualified engineering staff to offer the best advice and solution to its customers. Moreover, the company has its own trucks, BDF platforms for transporting CNG, cylinder groups (bundles) and with its own methane station.


The company is the official distributor for Bulgaria of the Italian manufacturer „Coprim„SRL and direct importer of „Insert Deal„ SRL. In this regard we keep in stock a wide range of regulators, filters and gas fittings.



Compressed natural gas delivery

„Sigma Invest“ Ltd. delivers compressed natural gas to industrial sites all over Bulgaria for more than 10 years. The company has its own methane station and logistics fleet.

Developing and creating gas installations

One of the activities of „Sigma Invest“ Ltd. is full gas engineering.

Subscription service

The company is able to sign contracts for maintenance of gas systems operating on natural gas and boiler rooms.

Equipment for rent

"Sigma Invest" Ltd. offers as an option to their customers the possibility to rent gas equipment.

Installations project design

"Sigma Invest" Ltd. creates technical projects for building gas installations for industrial and public-administrative users.