St Marys Cement has been a prominent manufacturer of cementitious materials in the Great Lakes Region since its foundation in 1912 by John Lind and Alfred Rogers in St. Marys, Ontario. St Marys Cement contributed to such landmark projects as the CN Tower, Roy Thompson Hall, Maple Leaf Gardens, and the Darlington Nuclear Station, as well as countless other engineering, civic, and residential projects that significantly contributed to the region's growth and prosperity, with six plants strategically located to serve Canadian and US customers and a production capacity of over five million metric tonnes.

St Marys Cement is now part of Votorantim Cimentos, a vibrant international business environment. Votorantim Cimentos, one of the world's major cement makers, has 22 cement facilities in the Americas with a total capacity of 40.5 million metric tonnes per year.

Both Votorantim Cimentos and St Marys Cement have a long history of quality and dedication. St Marys Cement produces a variety of cements in bulk and bagged form for various applications, including normal, high-early strength, low heat hydration, and sulphate-resistant cements, as well as other supplemental cementitious products.

To fulfill the high standards needed by today's dynamic building needs, products are extensively tested. Cement was transported from the St Marys Plant by horse-drawn carriages in 1912. Today, distribution is handled by a complex network of ports spread over the Great Lakes Region, with barge, rail, and truck service.

Through its Canada Building Materials (CBM) operational unit, St Marys Cement provides cement to customers throughout the Great Lakes Region. It is also a significant supplier of concrete and aggregates.

Founded: 1912

Headquarters: Toronto, Ontario

Company size: 1001-5000 employees

Cement Production Capacity: 750,000 Mt/yr

Website: www.stmaryscement.com

Lafarge Holcim cement was formed in 2015 by the combination of Holcim, a Swiss cement producer, and Lafarge, a French construction firm. LafargeHolcim cement has a presence in more than 70 countries and employs 72,452 people in its various operating cities.

Cement, aggregates, ready mix, and solutions are the main focuses of the LafargeHolcim cement group. LafargeHolcim's yearly revenues after the merger were USD 27.76 billion. LafargeHolcim's headquarters are situated in Chicago.

The LafargeHolcim Group operates 13 cement factories in the United States, with a total annual production capacity of 22 MT (million tonnes). LafargeHolcim offers masonry, speciality, blended, mortar, slag, and custom stucco in bulk and bag form, as well as portland, environmentally friendly fly ash, friendly Cement, and cement-lime and cementitious materials.

In their respective industries, both Lafarge and Holcim have over 100 years of experience. The first St. Croix Crossing Bridge, which connects Minnesota and Wisconsin, and the World Trade Center in New York are two of LafargeHolcim's outstanding projects in the United States.

LafargeHolcim Products

• Cement
• Aggregates
• Building Materials
• Ready-Mix Concrete
• Asphalt and Construction materials

Founded: 2015
Headquarters: Chicago, IL
Revenue: USD 27.76 billion
Annual Cement Production: 286.66 Mt/yr
Cement Production Capacity: 386.5 Mt/yr
Number of Employees: 72,452

Website: www.holcim.com

Lehigh Hanson Cement was founded in 1887 in the United States as a cement manufacturer. Heidelberg, a German-based multinational cement company, eventually purchased Lehigh Hanson.

Heidelberg also purchased Hanson, a British corporation, in 2007, resulting in the establishment of Lehigh Hanson, which is headquartered in Texas. Lehigh Hanson Cement is the world's fourth largest cement manufacturer, with 79 units worldwide generating 121.11 MT (million tonnes) of cement last year.

Lehigh Hanson Cement is Germany's largest cement business, employing 55,047 people across its facilities. Lehigh Hanson Cement is well known for producing concrete, cement, aggregates, asphalt, and other building materials. Lehigh Hanson owns and operates 19 cement plants in the United States.

Portland, slag, fly ash, mixed, ecologically friendly, oil well, masonry and colored masonry, white, and photocatalytic cement are among the cementitious products offered by Lehigh Hanson. Irving, Texas is the company's headquarters.

Heidelberg Cement Products

• Cement
• Aggregates
• Concrete
• Asphalt

Founded: 1874
Cement Headquarters: Irving, TX
Cement Revenue: 20.38
Cement Annual Cement Production: 121.11 Mt/yr
Cement, Cement Production Capacity: 129 Mt/yr

Website: www.lehighhanson.com

Cemex cement is ranked 5th among the top 10 cement firms in the world, having produced 87.09 MT (million tonnes) of cement last year and having a cement production capacity of 93 MT (million tonnes) across 56 cement facilities across the world.

Cemex Cement is a Mexican multinational construction materials firm with headquarters in San Pedro, Mexico, and is the largest cement producer in the United States. Cemex cement is a global company that manufactures, produces, and distributes aggregate, ready-mix concrete, and cement in over 50 countries.

Cemex was been recognized as an energy star partner by the Environmental Protection Agency (EPA) for the year 2019. The Cemex cement group is well-known for its work in the Orlando and Arizona areas. The creation of a concrete volcano at the Universal Theme Park in Orlando is one of Cemex's most well-known projects.

Cemex is a Houston, Texas-based company that sells cement lime mix, as well as plastic, stucco, portland, and masonry cement. Cemex cement is a Mexican corporation that is the largest cement manufacturer in the United States of America. Cemex has 11 cement facilities around the country.

Cemex Products

• Cement
• Concrete
• Aggregates
• Fly Ash
• Slag Cement
• Ready-mix concrete
• Construction aggregates

Founded: 1906
Headquarters: Houston, TX
Revenue: USD 18 billion
Annual Cement Production: 87.09 Mt/yr
Cement Production Capacity: 93 Mt/yr

Website: www.cemex.com

Italcementi's subsidiary Essroc Cement is an Italian multinational cement producer and manufacturer with a headquarters in Bergamo, Italy. Last year, Essroc Cement was the world's sixth largest cement producer, producing 76.62 MT (million tonnes) of cement.

Essroc Cement claims to have a 77+ MT (million tonnes) cement manufacturing capacity spread throughout 60 cement plants in the United States. Essroc Cement is noted for its cement, ready-mix concrete, aggregates, and asphalt production. The firm is also regarded as one of the best concrete firms in the world.

Until it was acquired by Heidelberg in 2016, Essroc Cement was the world's fifth largest cement producer. Essroc cement was formerly known as Coplay cement, but after being acquired by Heidelberg, it was renamed Essroc cement. Essroc became a part of Lehigh Hanson. Essroc is currently employed by Lehigh's business lines.

Italcementi Products

• Cement
• Construction aggregate
• Ready-mix concrete

Founded: 1866
Headquarters: Bergamo, Italy
Annual Cement Production: 76.62 Mt/yr
Cement Production Capacity: 77 Mt/yr

Website: www.italcementigroup.com

Argos Cement is a significant global cement maker with its headquarters in Colombia. It is one of the largest cement producers in the United States.

Argos operates four cement plants in the United States and is the fourth largest cement manufacturer in the Southeast.

Cement, masonry, concrete, and aggregates are the major products offered by Argos Cement.

Argos USA Corporation sells portland, masonry, mortar, and stucco cement in bulk and packaged form, as well as supplemental cement, cement lime, and concrete mixes.
Kind I-IL portland cement is available, and portland and masonry cement come in a variety of colors depending on the type.

Green-Star, the national ready mix concrete association, has approved Argos USA.

Argos product line includes:

• Cement
• Concrete
• Masonry
• Block
• Aggregates

Founded: 1936

Headquarters: Alpharetta, GA

Cement Production Capacity: 23 Mt/yr

Website: www.argos-us.com

The Ash Grove Company, based in Overland Park, Texas, is a CRH subsidiary. Although Ash Grove cement was originally produced by an American company, it was recently purchased by CRH plc, an Irish building materials company.

Ash Grove Company is one of the leading cement businesses in the United States, with over 135 years of experience and a reputation for producing high-quality cement. Ash Grove operates eight cement plants in the United States, all of which are ISO 14001:2004 certified.

In its cement manufacturing process, Ash Grove cement places a premium on product quality and complies to internationally agreed-upon environmental standards. They sell brickwork, slag, oil wells, soil stabilizing I-V, and fly ash cement, among other things.

Packaged cement products are also available from Ash Grove Cement Company for industrial, commercial, and residential use.

Founded: 1882

Headquarters: Overland Park, Kansas

Company size: 1,001-5,000 employees

Annual Cement Production: 9 Mt/yr

Cement Production Capacity: 14.3 Mt/yr
Website: www.ashgrove.com

Buzzi Unicem USA is a significant cement manufacturer in the United States, with headquarters in Bethlehem, Pennsylvania. Alamo Cement Company is one of the company's eight (8) cement facilities, which has a production capacity of around 9.7 million metric tons.

Buzzi Unicem USA, which was formed by the merging of RC Cement (Buzzi Unicem SpA) and Lone Star Industries (Dyckerhoff) in early 2004, covers the North East, Midwest, and Southern States along the Mississippi River, as well as several key regions of the South East (Georgia, Alabama), and lastly Texas.

The company has 35 cement ports across the United States and distributes cement to more than 20 states. With over 1,400 dedicated personnel, Buzzi Unicem USA provides cement and masonry cement to over 3,800 ready-mix concrete, highway and airport paving, concrete block, and concrete product companies.

Cape Girardeau, MO; Chattanooga, TN; Festus, MO; Greencastle, IN; Maryneal, TX; Pryor, OK; Stockertown, PA; and Alamo Cement Company in San Antonio, TX are the company's cement producing locations.

Alamo Concrete Products has an unique vertical integration in the ready-mix concrete and natural aggregates sectors in central and southern Texas, with 68 batching plants and three aggregate quarries.

Founded: 2004
Headquarters: Bethlehem, Pennsylvania
Company size: 1,001-5,000 employees
Annual Cement Production: 9.8 Mt/yr
Cement Production Capacity: 9.7 Mt/yr

Website: www.buzziunicemusa.com

Eagle Materials Cement is one of the most well-known cement manufacturers in the United States. Eagle Materials operates seven cement factories in the United States. The company's headquarters are in Texas.

Gypsum, wallboard, aggregate, paperboard, and concrete are all available from Eagle Materials. Eagle Materials' yearly cement manufacturing capacity is 5 MT (million tonnes).

Eagle Materials products are made in the United States for commercial, residential, industrial, infrastructure, and energy applications. Eagle Materials Cement has consistently upgraded its facilities, resulting in increased production capacity.

Founded: 1866

Headquarters: Dallas, TX

Cement Production Capacity: 1.7 Mt/yr
Website: http://www.eaglematerials.com/

Martin Marietta Materials is one of the largest cement businesses in the United States, with headquarters in North Carolina.

Martin Marietta is a company that specializes in aggregates, ready-mix concrete, cement, and cement-related goods. Another major cement company in the United States is Martin Marietta Material.

Martin Marietta maintains offices in Canada and the Bahamas, and has worked in 27 states in the United States.

Martin Marietta cement specializes in below product types:

• Aggregates
• Ready-mix concrete
• Asphalt
• Cement
• Cement treated materials.

Founded: 1993

Headquarters: Raleigh, North Carolina

Cement Production Capacity: 1.6 Mt/yr
Website: www.martinmarietta.com