| Incorporated and operating in | % held | Products and services | |||||||||
| Canada | CRH Canada Group Inc. | 100 | Aggregates, asphalt, cement and readymixed concrete and provider of construction services | ||||||||
| United States | Ash Grove Cement Company | 100 | Aggregates and cement | ||||||||
| Callanan Industries, Inc. | 100 | Aggregates, asphalt, readymixed concrete and related construction activities | |||||||||
| CPM Development Corporation | 100 | Aggregates, asphalt, readymixed concrete, prestressed concrete and related construction activities | |||||||||
| Dolomite Products Company, Inc. | 100 | Aggregates, asphalt, readymixed concrete and related construction activities | |||||||||
| Michigan Paving and Materials Company | 100 | Aggregates, asphalt and related construction activities | |||||||||
| Mountain Enterprises, Inc. | 100 | Aggregates, asphalt and related construction activities | |||||||||
| Mulzer Crushed Stone | 100 | Aggregates, asphalt, readymixed concrete, aggregates distribution and related construction activities | |||||||||
| CRH Americas Materials, Inc. and subsidiaries | 100 | Holding company | |||||||||
| Oldcastle SW Group, Inc. | 100 | Aggregates, asphalt, readymixed concrete and related construction activities | |||||||||
| OMG Midwest, Inc. | 100 | Aggregates, asphalt, readymixed concrete and related construction activities | |||||||||
| Pennsy Supply, Inc. | 100 | Aggregates, asphalt, readymixed concrete and related construction activities | |||||||||
| Pike Industries, Inc. | 100 | Aggregates, asphalt, readymixed concrete and related construction activities | |||||||||
| P.J. Keating Company | 100 | Aggregates, asphalt and related construction activities | |||||||||
| Preferred Materials, Inc. | 100 | Aggregates, asphalt, readymixed concrete, aggregates distribution and related construction activities | |||||||||
| Staker & Parson Companies | 100 | Aggregates, asphalt, readymixed concrete and related construction activities | |||||||||
| Suwannee American Cement Company, LLC (trading as Ash Grove South) | 80 | Cement | |||||||||
| Tilcon Connecticut Inc. | 100 | Aggregates, asphalt, readymixed concrete and related construction activities | |||||||||
| Tilcon New York Inc. | 100 | Aggregates, asphalt and related construction activities | |||||||||
| The Shelly Company | 100 | Aggregates, asphalt, readymixed concrete and related construction activities | |||||||||
| Trap Rock Industries, LLC* | 60 | Aggregates, asphalt and related construction activities | |||||||||
| West Virginia Paving, Inc. | 100 | Aggregates, asphalt and related construction activities | |||||||||
BoDean Company Inc. | 100 | Readymix | |||||||||
Northgate Ready-Mix LLC. | 100 | Readymix | |||||||||
| Incorporated and operating in | % held | Products and services | |||||||||
| Canada | Oldcastle Building Products Canada, Inc. (trading as Groupe Permacon, Expocrete Concrete Products, Techniseal, Oldcastle Enclosure Solutions), C.R. Laurence of Canada | 100 | Specialty masonry, hardscape and patio products, utility boxes and trench systems | ||||||||
| United States | APG Mid-Atlantic, Inc | 100 | Specialty masonry, hardscape and patio products | ||||||||
| Barrette Outdoor Living (Trading as Boyle Transportation Services, LLC and Barrette Logistics, Inc.) | 100 | Vinyl and aluminum fencing and railing and transportation | |||||||||
| CRH America Finance, Inc. | 100 | Holding company | |||||||||
| CRH America, Inc. | 100 | Holding company | |||||||||
| CRH Americas, Inc. | 100 | Holding company | |||||||||
| CRH Americas Products, Inc. | 100 | Holding company | |||||||||
| MoistureShield, Inc. | 100 | Composite building products | |||||||||
| National Pipe & Plastics, Inc. | 100 | Pipe Products | |||||||||
| Oldcastle APG Northeast, Inc. (trading principally as Anchor Concrete Products) | 100 | Specialty masonry, hardscape and patio products | |||||||||
| Oldcastle APG South, Inc. (trading principally as Adams Products, Georgia Masonry Supply, Northfield Block Company, and Oldcastle Coastal) | 100 | Specialty masonry, hardscape and patio products | |||||||||
| Oldcastle APG West, Inc. (trading principally as Amcor Masonry Products, Central Pre-Mix Concrete Products, Jewell Concrete, Sierra Building Products, US Mix, Superlite Block and Calstone) | 100 | Specialty masonry and stone products, hardscape and patio products | |||||||||
| Oldcastle APG, Inc. (trading principally as EP Henry, Pebble Technology International, and Anchor Wall Systems) | 100 | Specialty masonry and stone products, hardscape, patio products, aggregate pool finishes and freestanding and retaining wall systems | |||||||||
| Oldcastle Building Products, Inc. | 100 | Holding company | |||||||||
| Oldcastle Infrastructure, Inc. | 100 | Precast concrete products, concrete pipe, prestressed plank and structural elements | |||||||||
| Oldcastle Lawn & Garden, Inc. | 100 | Patio products, bagged stone, mulch and stone | |||||||||
| Hydro International Americas, Inc | 100 | Stormwater and waste water products | |||||||||
| Turner International Topco Limited (Hydro International) | 100 | Stormwater and waste water products | |||||||||
| Nordic Fiberglass Inc. | 100 | Fiberglass products | |||||||||
| Incorporated and operating in | % held | Products and services | |||||||||
| Australia | Infrastructure Products Australia Pty Ltd | 100 | Supplier of access chambers and ducting products | ||||||||
| Leviat Pty Limited | 100 | Construction accessories | |||||||||
| Tri-Underground Pty Ltd | 100 | Supplier of access chambers and ducting products | |||||||||
| CTC Precast Pty Ltd | 100 | Precast concrete | |||||||||
| Adbri Pty Ltd | 57 | Cement, lime, readymixed concrete, aggregates & masonry | |||||||||
| Belgium | Ergon N.V. | 100 | Precast concrete and structural elements | ||||||||
| Prefaco N.V. | 100 | Precast concrete structural elements | |||||||||
| Schelfhout N.V. | 100 | Precast concrete wall elements | |||||||||
| VVM N.V.* | 100 | Clinker grinding and cement production | |||||||||
| Plakabeton N.V. | 100 | Construction accessories | |||||||||
| Marlux N.V. | 100 | Concrete paving and landscaping products | |||||||||
| Britain & Northern Ireland | Northstone (NI) Limited | 100 | Building & civil engineering | ||||||||
| Northstone Materials Limited | 100 | Aggregates, readymixed concrete, mortar, coated macadam, rooftiles, building and civil engineering contracting | |||||||||
| Cubis Systems Limited | 100 | Chamber & covers | |||||||||
| Materials Testing Limited | 100 | Testing | |||||||||
| Premier Cement Limited | 100 | Marketing and distribution of cement | |||||||||
| Southern Cement Limited | 100 | Sale and distribution of cement | |||||||||
| Tarmac Aggregates Limited | 100 | Aggregates, asphalt, readymixed concrete and contracting | |||||||||
| Tarmac Building Products Limited | 100 | Building products | |||||||||
| Tarmac Cement Limited | 100 | Cement | |||||||||
| Tarmac Trading Limited | 100 | Aggregates, asphalt, cement, readymixed concrete and contracting | |||||||||
| Leviat Limited | 100 | Construction accessories | |||||||||
| MCL Industrial Enclosures Limited | 100 | Supplier of ducting products | |||||||||
| MCL Group Holdings Limited | 100 | ||||||||||
| Filoform UK Ltd | 100 | Supplier of access chambers and ducting products | |||||||||
| NAL Limited | 100 | Supplier of access chambers and ducting products | |||||||||
| Denmark | Betongruppen RBR A/S | 100 | Concrete paving manufacturer | ||||||||
| RC Beton A/S | 100 | Manufacturer of concrete paving, concrete blocks and underground products | |||||||||
| CRH Concrete A/S | 100 | Structural concrete products | |||||||||
| Estonia | Rudus AS | 100 | Aggregates and readymixed concrete | ||||||||
| Finland | Finnsementti Oy | 100 | Cement | ||||||||
| Rudus Oy | 100 | Aggregates, readymixed concrete and concrete products | |||||||||
| France | Eqiom* | 99.99 | Aggregates, cement and readymixed concrete | ||||||||
| L’industrielle du Béton S.A. | 100 | Structural concrete products | |||||||||
| Stradal | 100 | Utility and infrastructural concrete products | |||||||||
| Leviat S.A.S (Name change, formerly Plaka Group SAS) | 100 | Construction accessories | |||||||||
| Cubis SARL | 100 | Supplier of access chambers and ducting products | |||||||||
| Germany | Opterra GmbH* | 100 | Cement | ||||||||
| EHL AG | 100 | Concrete paving and landscape walling products | |||||||||
| Leviat GmbH | 100 | Construction accessories | |||||||||
| Filoform GmbH | 100 | Supplier of ducting products | |||||||||
| Hungary | Danucem Magyarország Kft. | 100 | Cement, aggregates and readymixed concrete | ||||||||
| Ferrobeton Dunaújvárosi Beton- és Vasbetonelem-gyártó Zrt* | 100 | Precast concrete structural elements | |||||||||
| Ireland | Irish Cement Limited | 100 | Cement | ||||||||
| Roadstone Limited | 100 | Aggregates, readymixed concrete, mortar, coated macadam, concrete blocks and pipes, asphalt, agricultural and chemical limestone and contract surfacing | |||||||||
| Cubis Systems Limited | 100 | Supplier of access chambers and ducting products | |||||||||
| NAL Products Limited | 100 | Supplier of access chambers and ducting products | |||||||||
| Netherlands | Calduran B.V. | 100 | Sand-lime bricks and building elements | ||||||||
| Cementbouw B.V. | 100 | Cement transport and trading, readymixed concrete and aggregates | |||||||||
| Heembeton B.V. | 100 | Precast concrete structural elements | |||||||||
| Dycore B.V. | 100 | Concrete flooring elements | |||||||||
| Struyk Verwo Groep B.V. | 100 | Concrete paving products | |||||||||
| Leviat B.V. | 100 | Construction accessories | |||||||||
| Poland | Przedsiebiorstwo Produkcji Mas Betonowych Bosta Beton Sp. z o.o. | 90.3 | Readymixed concrete | ||||||||
| Drogomex Sp. z o.o.* | 100 | Asphalt and contract surfacing | |||||||||
| Cement Ożarów S.A. | 100 | Cement | |||||||||
| Masfalt Sp. z o.o.* | 100 | Asphalt and contract surfacing | |||||||||
| Trzuskawica S.A. | 100 | Production of lime and lime products | |||||||||
| Polbruk S.A. | 100 | Concrete paving products | |||||||||
| Romania | ROMCIM S.A. | 98.61 | Cement, aggregates and readymixed concrete | ||||||||
| Elpreco S.A. | 100 | Architectural concrete products | |||||||||
| TehnoWorld SRL | 100 | Water infrastructure solutions | |||||||||
| Ferrobeton Romania SRL* | 100 | Structural concrete products | |||||||||
| Bauelemente | 100 | Structural concrete products | |||||||||
| Serbia | Moravacem d.o.o. Popovac | 100 | Cement | ||||||||
| Slovakia | Danucem Slovensko a.s. | 99.8 | Cement, readymixed concrete and aggregates | ||||||||
| Premac, spol. s.r.o.* | 100 | Concrete paving and floor elements | |||||||||
| Spain | Beton Catalan S.A. | 100 | Readymixed concrete | ||||||||
| Cementos Lemona S.A. | 98.75 | Cement | |||||||||
| Sweden | Ulricehamns Betong AB | 100 | Structural concrete products | ||||||||
| Switzerland | JURA-Holding AG | 100 | Cement, aggregates and readymixed concrete | ||||||||
| Leviat AG* | 100 | Construction accessories | |||||||||
| Ukraine | LLC Cement | 100 | Cement | ||||||||
| PJSC Mykolaivcement | 100 | Cement | |||||||||
VIPCEM PJSC | 100 | Cement | |||||||||
| Podilsky Cement PJSC* | 100 | Cement | |||||||||
| United States | Meadow Burke, LLC | 100 | Concrete accessories | ||||||||
| Philippines (i) | Republic Cement & Building Materials, Inc. | 40 | Cement | ||||||||
| Republic Cement Land & Resources Inc. | 40 | Cement and Building Materials | |||||||||
| (i) 55% economic interest in the combined Philippines business. | |||||||||||
| Incorporated and operating in | % held | Products and services | |||||||||
| Canada | Airlinx Transit Partners Inc.* | 50 | Special-purpose entity on Ontario infrastructure construction | ||||||||
| Blackbird Infrastructure 407 General Partnership* | 50 | Special-purpose entity on highway infrastructure construction | |||||||||
| Blackbird Maintenance 407 General Partnership* | 50 | Construction | |||||||||
| Blackbird Constructors 407 General Partnership* | 50 | Construction | |||||||||
| Blackbird Infrastructure 407 CRH GP Inc.* | 50 | Special-purpose entity on highway infrastructure construction | |||||||||
| DAD (Finch West LRT Inc.)* | 33 | Special-purpose entity on Ontario infrastructure construction | |||||||||
| Kiewit-Dufferin Midtown Partnership* | 35 | Construction | |||||||||
| Mosaic Transit Partners General Partnership* | 33 | Special-purpose entity on infrastructure construction | |||||||||
| Mosaic Transit Constructors General Partnership* | 33 | Construction | |||||||||
| United States | Buckeye Ready Mix, LLC* | 45 | Readymixed concrete | ||||||||
| Cadillac Asphalt, LLC* | 50 | Asphalt | |||||||||
| Piedmont Asphalt, LLC* | 50 | Asphalt | |||||||||
| Southside Materials, LLC* | 50 | Aggregates | |||||||||
| Camden Materials, LLC* | 50 | Asphalt | |||||||||
| Carrollton River Terminal, LLC* | 50 | Liquid asphalt storage | |||||||||
| Nally & Gibson Georgetown, LLC* | 50 | Aggregates, asphalt and construction | |||||||||
| S&Y Terminal, LLC* | 20 | Liquid asphalt terminal | |||||||||
| Great Lakes Slag US, LLC* | 50 | Slag | |||||||||
| Incorporated and operating in | % held | Products and services | |||||||||
| 2 | |||||||||||
| Australia | E.B. Mawson & Sons Pty Ltd & Controlled Entities | 50 | Aggregates & readymixed concrete | ||||||||
| Independent Cement & Lime Pty Ltd | 50 | Cement | |||||||||
| China | Yatai Building Materials Group Company Limited* | 26 | Cement | ||||||||
| Ireland | Kemek Limited* | 50 | Commercial explosives | ||||||||