United Oilfield Services S.A.

Żelazna 59 

00-848 Warsaw, Poland

Tel.: +48 22 1162 300

Fax: +48 22 1162 301

Tax ID ("NIP") PL 527-26-42-413

BDO 000015698

Company ID ("REGON") 142693020     

KRS 0000754863

District Court for the City of Warsaw -

XII Commercial Department

The amount of share capital: 74 148 300.00 PLN