History

CROSCO expands its onshore activities on Ukrainian market.

CROSCO is successfully certified to Energy management system according to ISO 50001:2011, by BVQI.

CROSCO is reorganized – new organization is in place.
CROSCO’s semi-submersible drilling unit Zagreb-1 undergone a five-year survey and class renewal by Lloyd`s registar.

CROSCO expands its activities to Iraq-Kurdistan market.
CROSCO’s environmental management system and occupational health and safety management system are re-certified to ISO 14001: 2004 and OHSAS 18001: 2007, by BVQI.

CROSCO’s quality management system is re-certified to ISO 9001:2008, by BVQI.

CROSCO expands its offshore activities to Gulf of Mexico.
CROSCO acquires Hungarian drilling and well services company Rotary Drilling Co. Ltd.

CROSCO expands its activities on Libyan and Syrian markets.

CROSCO expands its activities to Egypt and Hungary.
CROSCO is reorganized – new organization is in place.

CROSCO provides, manages and maintains drilling, completion and workover services on ENI's Libyan Sabratha drilling and production platform.
CROSCO conducts a substantial upgrade of jack-up drilling rig Labin.

CROSCO’s environmental management system and occupational health and safety management system receive certification from Bureau Veritas Quality International (BVQI) to ISO 14001: 1996 and OHSAS 18001: 1999 standards, respectfully. Meanwhile CROSCO’s quality management system is re-certified to ISO 9001:2000, also by BVQI.
CROSCO obtains bareboat charter of Noble Drilling Corporation jack-up rig Noble Carl Norberg and upgrades the rig for Mediterranean operations.

CROSCO purchases the international assets of Rotary Rt., a subsidiary of MOL Oil and Gas Company of Hungary under the contract in Syria and Tunisia. The purchase adds three drilling rigs to CROSCO's fleet.

CROSCO’s quality management system earns certification from Bureau Veritas Quality International (BVQI) to ISO 9001:1994 quality standards. Scope of supply includes all of CROSCO’s services.

CROSCO forms joint venture company Noble CROSCO Drilling Ltd. in equal partnership with Noble Asset Co. Ltd., a subsidiary of Noble Drilling Corporation.

CROSCO forms joint venture company Mideast Integrated Drilling & Well Services Company LLC (Midwesco) with Riyam Engineering Ltd. and commences with provision of workover, wireline (slick line) and pumping services in Oman. Drilling and coil tubing services are later also provided in Oman.

CROSCO implements Management Information System SAP R/3. SAP R/3 modules implemented: Controlling, Finance and Accounting, Materials Management and Plant Maintenance. Treasury Cash Management and Human Resources are later implemented.

CROSCO commences an extensive upgrading program, which includes an investment of nearly U.S. $30 million into the semi-submersible Zagreb 1.

Association agreements are signed with Western Atlas Logging Services and Sperry-Sun Drilling Services to ensure the most current logging and horizontal drilling services.

Geoservice is added as CROSCO's newest integrated service component.

CROSCO is formed as a separate entity within the INA Group, on 17th December 1996.

CROSCO HISTORY WITHIN

INA NAFTAPLIN

Drilled the deepest onshore well in Europe at that time, well Oresac 2, 6,047 m (18,443 ft) in Croatia. Today, we regularly drill wells that surpass the above record.

Drilled the deepest offshore well in Europe to date, well Amanda, 7,305 m (23,967 ft), in Italian waters.

Offshore logging, coring, well testing, nitrogen and coil tubing services are added to the Company's offshore integrated service package.

One of the first companies in Europe to offer Nitrogen and Coil Tubing services.

Acquired the offshore platform Neptun and commenced offshore drilling, cementing, stimulation, fishing and directional drilling services.

Well Testing is added to the Company's integrated service package.

Company enters the international market by providing geophysical services in Ethiopia and Egypt and drilling services in India and Jordan.

Company drills its first directional well.

Cementing, stimulation, coring and fishing services are added to Company's growing package of onshore integrated services. Acidizing services were introduced in 1959, fracturing in 1970, and sand control in 1986.

Obtained its first Schlumberger onshore logging unit. Well logging services are introduced offshore in 1977.

The provision of drilling, mud and workover services marks the beginnings of oil industry in Croatia.