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Our Team

Valentin Diderich - Director

Valentin Diderich - Director

Valentin has experience in the construction of residential and commercial facilities since 1996 in the markets of Germany and Luxembourg.

Professional manager, manager, administrator who is independently ready to perform work at any stage of construction.

Valentine also specializes in independent appraisal of real estate when buying and investing.

Tetyana Pervozvanska - architect

Tetyana Pervozvanska - architect

Tetyana Pervozvanska, a certified architect, has more then 10 year experience in Luxembourg. Tetyana is founder and managing partner of the architecture studio Arcotep.

Tetyana prepares all necessary documentations for obtaining necessary building permits and authorizations. Apart from that, Tetyana specializes in interior design.


Lidia Matveeva, marketing manager

Lidia Matveeva, marketing manager

Lidia is a marketing manager. She works for more then 7 years in marketing and communications in Luxembourg.

Lidia is in charge of the promotion of Elbau both online and offline via social media and offline channels. Lidia communicates with the clients and partners of Elbau.

Viktorija Romanenko - Administrative and Commercial Representative

Viktorija Romanenko - Administrative and Commercial Representative

She has been running construction and other projects since 2001 in the territory of Latvia and Luxembourg. Negotiates with Elbau suppliers and customers and Synchronizes the technical office workflow in Elbau.

Design engineer

Design engineer

Develops building projects. Its main task is design, preparation of relevant drawings and calculation of parameters (for example, loads in the design of buildings). At the same time, he takes into account the availability of certain materials, their cost, time and labor costs and, if necessary, makes changes.

Foreman - builder

Foreman - builder

Organizes work, controls the quality of construction work and compliance with the technological process. Ensures the fulfillment of the main planning tasks of the brigade. Supervises the timely and high-quality execution of work at Elbau.

Our contacts

Our address

7 Zone Industrielle

L-9166 Mertzig

Have questions, call!

+352 275 605 65

+352 621 657 474

Working hours

Monday-Friday: 8 a.m. - 6 p.m.

Saturday: 8: 00-16: 00

Sunday: Closed

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1 Jan, New Year's Day

13 Apr, Mon Easter Monday

1 May, Fri Labour Day

9 May, Sat Europe Day

21 May, Thu Ascension Day

Collective Holidays


The office is closed from 31st of July up to 23d of August


The office is closed from 19th of December up to 6th of January