NSI N.V.

M&A Activity • Apr 18, 2011

PRESS RELEASE

NIEUWE STEEN INVESTMENTS AND VASTNED OFFICES/INDUSTRIAL RESUME DISCUSSIONS

Hoofddorp (the Netherlands), 15 April 2011 - Nieuwe Steen Investments (NSI) announces that discussions between VastNed Officesllndustrial have been resumed in order to explore opportunities concerning a possible combination. No comments are made on the content of the discussions.

There can be no certainty that these discussions will result in a transaction of any kind and NSI will keep the market informed if and when appropriate.

NSI PROFILE

NSI aims to create a sustainable and increasing return for private and institutional investors by investing in high quality offices and retail that offer tenants business accommodation that enables them to run their businesses successfully. NSI achieves this by investing in offices and retail in highquality locations in the Netherlands and Switzerland. NSI is a publicly listed closed-end real estate investment company with a variable capital, and currently manages invested assets of around €1.4 billion .

INVESTOR RELATIONS I PRESS CONTACTS

For further information please contact: NSI Frank Gerards, corporate secretary +31 6 51 85 79 91

DISCLAIMER

This announcement and related information do not constitute an offer to sell or buy or the solicitation of an offer to buy or sell any NSI or VNOI securities. This announcement should not be construed as an offer for Intervest Offices, or confirmation that an offer for IntervestOffices will be made, or is to be made, in connection with a combination of NSI and VNOI.

The statements contained in this press release are or may be forward looking statements and reflect management's current analysis and expectations, based on reasonable assumptions. Actual results may differ materially from the statements made depending on a variety of factors. Additional information concerning factors that could cause actual results to differ materially from those in the forward looking statements are contained in the relevant securities regulatory fifings and financial statements of each of the respective companies.