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Call or submit our online form to request an estimate or for general questions about U.S. Certified Contractors and our services. We look forward to serving you!

Our offices

Athens Headquarters

19-23, Al. Pantou str.
176 71 Kallithea
T: (+30) 211 9997000
F: (+30) 211 9997100

UniSystems Belgium-Luxembourg

Rue des Deux Eglises 26,
Boit 4, Brussels 1000, Belgium
T: +32 (0) 2 832 10 00
F: +32 (0) 2 832 10 19 

UniSystems SRL

17C Sevastopol Street, 1st Floor, apartment no. 4
1st District, Bucharest, Romania
T: +40 21 224 41 97/98
F: +40 21 224 41 99

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Subsidiaries abroad

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UniSystems Headquarters

19-23, Al.Pantou str.
176 71 Athens, Greece
+30 211 999 7000
+30 211 999 7100

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UniSystems (6 days ago)
#Hiring: experienced Solution #Architect to work on one of our projects in #Stockholm, Sweden.… https://t.co/s9YGIOfLim
UniSystems (2 weeks ago)
#Renovation in our meeting rooms is underway. #Transformation as a way of living in #UniSystems https://t.co/W5RfQTvHQW
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#Hiring: Senior Business #Analyst-Test Officer in #Luxembourg with 2+ years of technical experience… https://t.co/F9DyhWOYQA
UniSystems (2 weeks ago)
Books on the move; the National #Library of Greece relocation project was completed today; welldone #TeamUnisystems… https://t.co/e2VZELVsdn
UniSystems (3 weeks ago)
The 1st Athens #PrestaShop Meetup will take place tomorrow @ #UniSystemsHQ in Athens! Register to attend:… https://t.co/J9DtOrDbYL
UniSystems (3 weeks ago)