Members
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Bruce Marks
Managing Director
Philadelphia Office
Telephone: +1 (215) 569-8901
Fax: +1 (215) 569-8912
Internet Fax: +1 (215) 790-3219
marks@mslegal.com
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Sergey Sokolov
Managing Director
Moscow Office *
Telephone: +7 495 290-33-55
Mobile: +7 (495) 969-6311
Internet Fax: +1 (215) 893-4464
ssokolov@mslegal.com
Senior Attorneys
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Maria Grechishkina
Attorney
Philadelphia Office §
Tel: +1 (215) 569-8901
Fax: +1 (215) 569-8912
mgrechishkina@mslegal.com
![](https://marks-sokolov.com/wp-content/uploads/2020/01/tom_sullivan_lg.jpg)
Thomas Sullivan
Attorney
Philadelphia Office
Telephone: +1 (215) 569-8901
Fax: +1 (215) 569-8912
Mobile: (856) 278-2442
tsullivan@mslegal.com
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Yulia Cherepanova
Attorney
Philadelphia Office *
Telephone: +1 (215) 569-8901
Fax: +1 (215) 569-8912
ycherepanova@mslegal.com
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![](https://marks-sokolov.com/wp-content/uploads/2020/01/ms-derek-bloom.jpg)
Derek Bloom
Of counsel
Moscow Office
Telephone: +1 (215) 569-8901
Mobile: +7 (916) 282-0182
Internet Fax: +1 (215) 893-4464
dbloom@mslegal.com
* – Admitted in Russia
§ – Admitted in Russia and USA