CRH PLC

Proxy Solicitation & Information Statement • Mar 15, 2024

Your vote matters – here's how to vote!

You may vote online instead of mailing this card.

Votes submitted electronically must be received by 11:00 a.m. (Dublin), on April 23, 2024.

Online

Go to www.envisionreports.com/CRH or scan the QR code — login details are located in the shaded bar below.

Meeting Materials

The formal Notice of Meeting and Proxy Statement, which includes further details on the proposals to be considered at the 2024 Annual General Meeting, is available on the the Company's website, www.crh.com/investors/shareholder-centre/agm.

Using a black ink pen, mark your votes with an X as shown in this example. Please do not write outside the designated areas.

2024 Annual Meeting Proxy Card

IF VOTING BY MAIL, SIGN, DETACH AND RETURN THE BOTTOM PORTION IN THE ENCLOSED ENVELOPE.

A							Proposals — The Board of Directors recommend a vote FOR each of the Director nominees listed in Proposal 1 and FOR Proposals 2 – 7.
		For	Against Abstain		For	Against Abstain		For	Against Abstain
	1. By separate resolutions, to re-elect:					3. By separate resolutions:
	1(a) - Richie Boucher			1(h) - Albert Manifold			3(a) Continuation of Deloitte as Auditors
	1(b) - Caroline Dowling			1(i) - Jim Mintern			3(b) Remuneration of Auditors
	1(c) - Richard Fearon			1(j) - Gillian L. Platt			4. Authority to allot Shares
	1(d) - Johan Karlström			1(k) - Mary K. Rhinehart			5. Disapplication of pre emption rights
	1(e) - Shaun Kelly			1(l) - Siobhán Talbot			6. Authority to purchase own Ordinary Shares
	1(f) - Badar Khan			1(m) - Christina Verchere			7. Authority to re-issue Treasury Shares
	1(g) - Lamar McKay			2. Consideration of Executive Compensation for 2023

Please sign in the order that appears above. When signing as attorney, executor, administrator, corporate officer, trustee, guardian, or custodian, please give full title. Where the appointer is a body corporate this form must be under seal or signed by a duly authorized officer of attorney of the body corporate. Joint owners should each sign personally. Date (mm/dd/yyyy) — Please print date below. Signature 1 — Please keep signature within the box. Signature 2 (joint holder) — Please keep signature within the box. B Authorized Signatures — This section must be completed for your vote to count. Please date and sign below.

2024 Annual General Meeting Admission Ticket

2024 Annual General Meeting of CRH plc Shareholders

Thursday, April 25, 2024, 11:00 a.m. (Dublin) Royal Marine Hotel Marine Road, Dun Laoghaire, Co. Dublin, Ireland

Upon arrival, please present this admission ticket. The card is for the purposes of registration and accreditation when attending the Annual General Meeting.

Meeting Materials

The formal Notice of Meeting and Proxy Statement, which includes further details on the proposals to be considered at the 2024 Annual General Meeting, is available on the the Company's website, www.crh.com/investors/shareholder-centre/agm, together with copies of the Company's 2023 Annual Report on Form 10-K and the Company's financial statements prepared in accordance with IFRS and Irish law.

IF VOTING BY MAIL, SIGN, DETACH AND RETURN THE BOTTOM PORTION IN THE ENCLOSED ENVELOPE.

Proxy — CRH plc

Notice of 2024 Annual Meeting of Shareholders

Proxy Solicited by Board of Directors for Annual Meeting — April 25, 2024

I/We the undersigned being an Ordinary Shareholder(s) of the Company HEREBY APPOINT the chairman of the meeting with full power of substitution or ____________________________

__________________________ (see note 1 below) as my/our proxy to vote for me/us and on my/our behalf at the Annual General Meeting of the Company to be held at 11:00 a.m. (Dublin) on April 25, 2024 and at any adjournment thereof. I/We direct my/our proxy to attend, speak and vote on the proposals set out in the Notice of Meeting and Proxy Statement as instructed and in respect of other proposals that may arise at the meeting as the proxy thinks fit.

This proxy may be exercised in respect of all/___________________ shares registered in my/our name(s).

This Proxy, when properly executed, will be voted in the manner directed herein by the shareholder. If no such directions are indicated, the Proxy will have authority to vote FOR the re-election of each of the Director nominees listed in Proposal 1 and FOR proposals 2-7.

In the case of registered joint holders (i) only one need sign, and (ii) the vote of the senior holder who tenders a vote, whether in person or by proxy or (in the case of a corporation) by authorized representative, will alone be counted. For this purpose seniority will be determined by the order in which the names appear in the register of shareholders of CRH plc in respect of the joint holding.

1. If it is desired to appoint another person as proxy, the words "the chairman of the meeting" should be deleted and the name and address of the proxy, who need not be a member of the Company, inserted instead. Please note that proxies may be asked to present identification.

(Items to be voted appear on reverse side)