When Quality Matters
The subcontractors of PT Provider PTS Bulgaria at PTS Bulgaria LTD perform activities for sampling, homogenizing, reducing of the samples and their packing, as well as testing activities to establish the homogeneity and stability of the samples.
Road Construction Laboratory at “Road Company” EAD is the successor or Road Testing laboratory at “Patstroy-92” AD. The initial accreditation of the laboratory dates back from the year 2003. Since February 2013 the laboratory has been a part from at Road Company EAD. The laboratory is accredited by the Executive Agency “Bulgarian Accreditation Service” according to the requirements of EN ISO/IEC 17025:2018 and its Certificate for Accreditation is with reg. № 29 ЛИ.
ТРА International is represented in Bulgaria by TPA EOOD, which has three testing laboratories as it follows: Construction Testing Centres in Sofia, Burgas and Krepost Village, municipality of Dimitrovgrad. Since august 2003 Construction Testing Centre at TPA EOOD has been a successor of Central Construction Laboratory at “Injstroy” AD, Sofia. Construction Testing Centre at TPA EOOD is accredited by the Executive Agency “Bulgarian Accreditation Service” according to the requirements of EN ISO/IEC 17025:2018 and its Certificate for Accreditation is with reg. № 147 ЛИ.
Department Testing at Service Lab Ltd is a conformity assessment body which performs the laboratory activities testing and sampling in the construction area. The initial accreditation of the laboratory is from 2022. The laboratory has a Certificate of Accreditation Reg. № 296 ЛИ, issued by Executive Agency “Bulgarian Accreditation Service”. More about the laboratory and its scope you will find on their website below.
is a conformity assessment body that performs laboratory activities on sampling and testing in the field of construction. The initial accreditation of the laboratory is from 2020. The laboratory has accreditation certificate Reg. №7 ЛИ, issued by Executive Agency “Bulgarian Accreditation Service”.
at the Bulgarian Institute of Metrology (BIM) represents the Republic of Bulgaria and participates in working groups and projects of the following international metrology organizations: CIPM, EURAMET, EURACHEM, COOMET. National Center of Metrology carries out the activities to fulfill the requirements of CIPM-MRA (Mutual Recognition Arrangement), including activities for recognition of calibration and measurement capabilities (CMS) and their publication in the database (KCDB) of BIPM. It is accredited by Executive Agency “Bulgarian Accreditation Service” according to the requirements of ISO/IEC 17025. The accreditation certificate is Reg. №9 ЛК.
Calabsi laboratory is one of the first private calibration laboratories in Bulgaria. The laboratory has high-precision standards and measuring devices, manufactured by leading companies in the industry. Calabsi Laboratory at "Calabsi" OOD is accredited by Executive Agency “Bulgarian Accreditation Service” according to the requirements of ISO/IEC 17025 and the certificate of accreditation is Reg. №10 ЛК.
The main activity of testing and calibration laboratory Metrologia at "Metrologia Holding" OOD is calibration and verification of measuring devices. The laboratory has been developing its activity for more than 20 years, not only in Bulgaria, but also abroad. The laboratory has two offices, one in Sofia, Bulgaria and one in Bratislava, Slovakia. Laboratory Metrologia is accredited by Executive Agency “Bulgarian Accreditation Service” according to the requirements of ISO/IEC 17025 and the certificate of accreditation is Reg. №7 ЛИК.