Aug 6 (Reuters) - MDC Partners Inc MDZa.TO :
* Reports results for the three and six months ended June 30, 2015
* Q2 revenue $336.6 million versus I/B/E/S view $321 million
* Q2 earnings per share $0.56 from continuing operations
* Q2 earnings per share view $0.19 -- Thomson Reuters I/B/E/S
* Qtrly organic revenue increased 8.3%
* Says guidance for 2015 is reaffirmed
* Source text for Eikon ID:nCNWdNX0Ma
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