Impax Environmental Markets PLC — AGM Information 2012

May 17, 2012

IMPAX ENVIRONMENTAL MARKETS PLC

COMPANY No. 4348393

COMPANY LIMITED BY SHARES

INCORPORATED UNDER THE COMPANIES ACT 1985

This is to confirm that at the Annual General Meeting of Impax Environmental Markets plc, duly convened and held at:

Norfolk House 31 St James Square London SW1Y 4JR

On the 17th day of May 2012

The following resolutions were passed. Resolutions 12,13 and 14 were passed as special resolutions.

1. That the directors be and are hereby generally and unconditionally authorised (in substitution for all subsisting authorities to the extent unused) to exercise all powers of the Company to allot relevant securities (as defined in section 551 of the Companies Act 2006) up to an aggregate nominal amount equal to £2,901,740 PROVIDED THAT the directors may not allot relevant securities of an aggregate nominal amount more than 9.99% of the nominal value of the issued share capital at the date of the Annual General Meeting and that this authority shall expire (unless previously varied, revoked or renewed by the Company in general meeting) at the conclusion of the Annual General Meeting of the Company to be held in 2013 or, if earlier, on the expiry of 15 months from the passing of this resolution (the "section 551 period") but so that the directors may, at any time prior to the expiry of the section 551 period, make an offer or agreement which would or might require relevant securities to be allotted after the expiry of the section 551 period and the directors may allot relevant securities in the pursuance of such an offer or agreement as if the authority granted by this resolution had not expired.

2. That the Company be and is hereby generally and unconditionally authorised in accordance with section 701 of the Companies Act 2006 ("the Act") to make market purchases (within the meaning of section 693(4) of the Act) of its Ordinary Shares of 10p each, provided that:

(a) the maximum number of Ordinary Shares hereby authorised to be purchased shall be 43,540,700 (representing 14.99 per cent of the Company's issued Ordinary Share capital (excluding shares held in Treasury) at the date of the notice of this meeting);

(b) the minimum price (exclusive of any expenses) which may be paid for an Ordinary Share is 10p;

(c) the maximum price (excluding expenses) which may be paid for an Ordinary Share is not more than the higher of (i) 5 per cent above the average of the middle market quotations for the Ordinary Shares for the five business days immediately before the day on which it purchases that share and (ii) the price stipulated by Article 5(1) of the Buyback and Stabilisation Regulation (EC 2273/2003);

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(d) the authority hereby conferred shall expire at the conclusion of the annual general meeting of the Company in 2013 or, if earlier, on the expiry of 15 months from the passing of this resolution, unless such authority is renewed prior to such time; and

(e) the Company may make a contract to purchase Ordinary Shares under the authority hereby conferred prior to the expiry of such authority, which will or may be executed wholly or partly after the expiration of such authority and may make a purchase of Ordinary Shares pursuant to any such contract.

1. That, subject to the passing of resolution 11, in substitution for any existing power under section 570 of the Companies Act 2006 but without prejudice to the exercise of any such power prior to the date hereof, the directors be and are hereby empowered, pursuant to section 570 of that Act, to allot and make offers or agreements to allot equity securities (as defined in section 560 of that Act) and/or sell equity securities held as Treasury shares pursuant to section 573 of that Act, in each case for cash pursuant to the authority and for the period of the authority conferred by resolution 11 up to an aggregate nominal amount of £2,901,740 as if section 561(1) of that Act did not apply to such allotment (subject to a maximum of 9.99 per cent. of the aggregate nominal value of the issued share capital at the date of this resolution).

2. That a general meeting of the Company other than an annual general meeting may be called on not less than 14 clear days' notice, provided that this authority shall expire at the conclusion of the Company's next annual general meeting after the date of the passing of this resolution.

Certified a true copy

A Lee

Cavendish Administration Limited

Company Secretary to Impax Environmental Markets plc

Registered office: 145-157 St John Street London EC1V_4RU

Date: 17th May 2012