Our strong execution team has been deployed on numerous sites and landmark data center projects in the EU.
The ability to quickly adapt to the specifics of the individual project in combination with best practices expertise has led to DELTA’s remarkable and acknowledged execution capacity.

The company and its predecessors have over 30 years of experience as a full-service electrical contractor with a track record of successfully executed large scale projects in various European countries.
Our scope of services is based on closing the cycle of engineering and construction, power installations and design, supply, installation of equipment, power tests and commissioning, warranty-period and subsequent servicing.
DELTA’s clients include major data centers, leading industrial companies, electricity and utility companies, telecoms, governmental institutions and municipalities.
DELTA is certified for implementing ISO 9001: 2015.
Why DELTA
Over 30 years in the field of electrical construction
All types of accreditation required by EU regulations
Complete closure cycle construction-design in many industrial areas
Cable fault test
and
diagnostics
Execution by qualified and trained professionals
Embedded high technology for the activity
Genuine concern for safety and reliability
Best in class Execution Power
Our team comprises of over 80 highly qualified and experienced experts. The qualification of the installer teams is upgraded with yearly trainings on up-to-date best industry practices.
Our lead team of electrical chartered engineers has strong international experience with building data centers.
DELTA’s engineers are certified by numerous international organizations, such as the Certified Data Centre Design Professional (CDCDP) Program from Cnet.
DELTA is the only Bulgarian company that undergoes repeated trainings and certification programs of ANORD MARDIX for installation of bus bar and data bar systems.
