Contact the Board

You can contact Medidata Solutions, Inc.'s Board of Directors to provide comments, to report concerns, or to ask a question, at the following address.

You may submit your concern anonymously or confidentially by postal mail. You may also indicate whether you are a shareholder, customer, supplier, or other interested party.

Medidata Solutions, Inc.

Attn: Corporate Secretary
350 Hudson Street, 9th Floor
New York, New York 10014