Hamon & Cie : Regulated and privileged information of 23-12-2016 - Launch of the public offer

The capital increase with preferential subscription rights for the current shareholders in a minimum amount of EUR 37,700,000 and a maximum amount of EUR 49,009,426 (including issue premium) will be launched on Tuesday, 27 December 2016.

This important capital increase will enable the Group to strengthen its equity, to improve its treasury, to reduce its short-term financial debt as well as to improve the financing of its operational activities. It will give a broader financial base to the Group, which will allow it to carry on its development with high-performing products addressing thereby today's needs (water saving and air quality).

The new shares shall be offered at a subscription price of EUR 3.615 per share, in a ratio of 5 new shares for 4 preferential rights (i.e. 4 existing shares). The capital increase will entail the issuance of minimum 10,428,769 new shares and maximum 13,557,241 new shares.

By way of reminder, Sopal and Sogepa committed to subscribe to this capital increase in an amount of EUR 5,050,000 and EUR 32,650,000 respectively. As a result, the participations of Sopal and Sogepa (acting for its own account and on behalf and for the account of the Walloon Region) will move, upon closing of the offering, from 67.71% and 9.30%, respectively, to 41.08% and 47.20% (in case of a minimum capital increase), and to 35.82% and 41.15% (in case of a maximum capital increase).

The prospectus as approved by the FSMA also relates to the admission to trading on Euronext Brussels of 2,809,877 shares of the Company, which were issued in the framework of previous capital increases.

Hamon points out that a restated version of the Group's financial results as at 30 June 2016, as published on 7 September 2016, has been prepared in order to include additional information required by IFRS standards relating notably to operational expenses, deferred taxed assets, financial liabilities and related parties. These are set out in Annex I to the abovementioned prospectus. The prospectus also includes specific notes relating to the 2015 annual report set out in Annex II, which provides additional information required by IFRS standards relating to deferred taxed assets, derivative financial instruments and financial liabilities.

The main terms of the offering can be summarized as follows:

Period of subscription with scrips: after the subscription period has expired, any rights that have not been exercised will be converted into an equal number of scrips. The scrips will be offered and sold through an accelerated bookbuilding process through an exempt private placement. BNP Paribas Fortis SA/NV shall act as Sole Lead Manager. Such placement is expected to take place on or around 16 or 17 January 2017. It is expected to last only one day, but may be extended. The net proceeds of the scrips (if any) will accrue to the holders of the preferential rights that have not been exercised during the rights subscription period, unless the net proceeds of the sale of the scrips divided by the number of unexercised rights is less than € 0.01 in which case such net proceeds will be transferred to Hamon. Purchasers of scrips will have the obligation to subscribe for new shares corresponding to the scrips acquired by them in accordance with the Ratio.

Prospectus: the prospectus approved by the FSMA is available to all investors in Belgium and will be freely available at the company's registered office located rue Emile Francqui 2, 1435 Mont-Saint- Guibert (Belgium). Copies of documents included by way of reference in the Prospectus are available (for free) at Hamon's registered office or on Hamon's website (www.hamon.co m). The prospectus in French is also available to all investors in Belgium on the following website:www.bnpparibasfortis.be/epargneretplacer.

This announcement is not an offer of securities for sale in the United States of America. The securities referred to herein may not be offered or sold in the United States of America (as defined in Regulation S under the U.S. Securities Act) absent registration with the United States Securities and Exchange Commission or an exemption from registration under the U.S. Securities Act of 1933, as amended. The Company and its affiliates have not registered and do not intend to register any part of any offering in the United States of America, and have not conducted and do not intend to conduct a public offering of securities in the United States of America.

This announcement is not a prospectus within the meaning of the Prospectus Directive in relation to the offering. A prospectus prepared and made available in accordance with the Prospectus Directive has been published, and can be obtained as mentioned above. Investors should not subscribe for any securities referred to in this announcement except on the basis of information contained in the Prospectus. Investors may not accept an offer of securities referred to herein, nor acquire or sell such securities, unless on the basis of information contained in the Prospectus. This communication cannot be used as basis for any investment agreement or decision.

This announcement does not, and shall not, in any circumstances constitute a public offering nor an invitation to the public in connection with any offer to buy or subscribe for securities in any jurisdiction. No announcement or information regarding the offering, listing or securities of the Company referred to above may be disseminated to the public in jurisdictions outside of Belgium where a prior registration or approval is required for such purpose. No steps have been taken, or will be taken, for the offering or listing of securities of the Company referred to above in any jurisdiction outside of Belgium where such steps would be required. The issue, exercise, or sale of, and the subscription for or purchase of, securities of the Company are subject to special legal or statutory restrictions in certain jurisdictions. The Company is not liable if the aforementioned restrictions are not complied with by any person.

More information is available at the following link: http://www.hamon.com/en/corporate/news/284- hamon-&-cie-(international)-capital-increase

For more information, please contact:

Hamon Investors Relations investorsrelations@hamon.comFrancis Lambilliotte, CEOcorporate@hamon.com

Christian Leclercq, CFO christian.leclercq@hamon.com +32.10.39.04.22

The Hamon Group is a world player in engineering & contracting (design, installation and project management). Its activities include the design, the manufacturing of critical components, the installation and the after-sale services of cooling systems, process heat exchangers, air quality systems (AQS), Heat Recovery Steam Generators (HRSG) and chimneys, used in power generation, oil & gas and other heavy industries like metallurgy, glass, chemicals.