MORE THAN $1 BILLION
1 OLDCASTLE INC. / ATLANTA
No. 1 for five years running, this is North America's leading manufacturer of building products and materials. This Irish subsidiary of CRH plc has 1900 locations in all 50 states and four Canadian provinces. www.oldcastle.com
2 CEMEX INC. / HOUSTON
With a presence in 50 countries, this Mexico-based producer provides concrete and cement products to many sectors, including industrial, commercial, residential, and municipal. www.cemexusa.com
3 LAFARGE NORTH AMERICA / HERNDON, VA.
This is one of North America's largest building materials manufacturers with 1000 locations in North America. It introduced a LEED product guide app for mobile phones in 2011. www.lafargenorthamerica.com
4 HOLCIM / WALTHAM, MASS.
A subsidiary of Holcim, Ltd. in Switzerland, this company has 15 manufacturing facilities and more than 76 distribution terminals in the U.S., contributing to 14.5% of the company's revenue. It supplies cement and mineral components to 70 countries. www.holcim.com/us
5 COLAS S.A. / ROSELAND, N.J.
Headquartered in France, the North American operations account for 19% of revenue. Concentrating on road, air, rail, and maritime infrastructure, it completes more than 100,000 projects per year in 45 countries. www.colas.com
6 HEIDELBERG CEMENT / ALLENTOWN, PA.
This German company has operations in more than 40 countries, including the U.S. and Canada. U.S. operations include 163 ready-mix plants, 100 precast plants, and 226 aggregate facilities. www.heidelbergcement.com
7 VULCAN MATERIALS CO. / BIRMINGHAM, ALA.
The largest producer of construction aggregates in the U.S., this company has more than 300 facilities in more than 20 states, as well as the Bahamas and Mexico. 2010 showed signs of recovery, the company says. www.vulcanmaterials.com
8 TRINITY CONSTRUCTION PRODUCTS GROUP / DALLAS
Company serves construction, industrial, and energy sectors. The Construction Products Group was its only division whose revenue increased in 2010. www.trin.net/trinbusi/construct.html
9 MARTIN MARIETTA MATERIALS INC. / RALEIGH, N.C.
This producer of ready-mixed concrete saw improvements in aggregate volume, sales, and earnings in 2010. Infrastructure sales represent more than half of its business. www.martinmarietta.com
10 KNIFE RIVER CORP. / BISMARCK, N.D.
Since buying its first aggregate company in 1992, this company has acquired 69 more, with operations in the central, southern, and western U.S. Employs 5000 men and women at the peak of construction season. www.kniferiver.com
11 BUZZI UNICEM / BETHLEHEM, PA.
This Italy-based company manufactures construction materials with its core activity in production and distribution of cement, ready-mix concrete, and natural aggregates. It serves the Midwest, Southwest, Northwest, and Southeast, and Mexico. www.buzziunicemusa.com
$501 MILLION TO $1 BILLION
12 TITAN AMERICA LLC / NORFOLK, VA.
A subsidiary of Greek Titan Cement Co. S.A., this company operates in the Eastern U.S., manufacturing and distributing concrete, cement, and building materials. It serves the public and private sectors of concrete and building construction industries. www.titanamerica.com
13 MITSUBISHI MATERIALS / CORONA, CALIF.
Headquartered in Japan, concrete and cement account for 15% of revenue. Nevada Ready Mix is part of its operations in the U.S., where it anticipates moderate demand increase. www.mmc.co.jp/english/
14 TAIHEIYO CEMENT CORP. / GLENDORA, CALIF.
Japanese company manufactures concrete, cement, and environmental products. Its U.S. operations are primarily in the West Coast region and account for 7.5% of total revenue. www.taiheiyo-cement.com
15 TXI / DALLAS
In April 2011, this company bought Transit Mix Concrete and Materials, a subsidiary of Trinity Industries. This adds to TXI's ready-mix presence in Central Texas. The deal also included three sand and gravel plants. www.txi.com
16 ITALCEMENTI GROUP / NAZARETH, PA.
Based in Italy, this company's North American subsidiary accounts for 8.7% of revenues generated from production of ready-mix concrete, aggregates, cement, and related construction materials. Its 2010 fourth quarter showed signs of recovery. www.italcementigroup.com
17 GRUPO CEMENTOS DE CHIHUAHUA / CHIHUAHUA, MEXICO
This company produces, markets, and distributes ready-mix concrete, cement, aggregates, and other construction materials in the U.S. and Mexico. It has continued to expand and modernize its older facilities. www.gcc.com
$101 MILLION TO $500 MILLION
18 VOTORANTIM GROUP / BRIDGEVIEW, ILL.
Brazil-based company is one of the world's 10 largest producers of cement with operations in 24 countries. It sells about 4 million yards of concrete per year in North America. www.votorantim.com
19 U.S. CONCRETE / HOUSTON
This producer emerged from Chapter 11 bankruptcy last year, and although it reported losses for 2010, it remains optimisticforf a slow recovery. It has 102 fixed and 11 portable ready-mix concrete plants. www.us-concrete.com
20 CLYDE COMPANIES / OREM, UTAH
This company is a player in heavy civil construction, aggregate production, and construction products manufacturing. Two subsidiaries, Geneva Rock and Sunroc Building Materials, partnered with TV's Extreme Makeover, Home Edition to build a dream house for a Utah family. www.clydeinc.com
21 EAGLE MATERIALS INC. / DALLAS
Company produces and distributes wallboard and cement, as well as ready-mix concrete, aggregates, and recycled paperboard. Concrete and aggregate businesses are Centex Materials, Matthews Readymix, and Western Aggregates. www.eaglematerials.com
22 COUNTY MATERIALS CORP. / MARATHON, WIS.
This family-owned company supplies more than 30 locations throughout the Midwest with circular and elliptical concrete pipes, along with precast concrete products. www.countymaterials.com
23 CRETEX COMPANIES INC. / ELK RIVER, MINN.
Manufactures specialty and customized reinforced precast concrete products for residential and commercial construction in the Midwest and West. Recently acquired Concrete Products of Wyoming. www.cretexinc.com
24 CEMENTOS ARGOS S.A. / MEDELLIN, COLUMBIA
This Columbia-based company is the largest cement producer in Latin America and exports cement and clinker to 27 countries. The greatest concrete production capacity belongs to its subsidiary in the U.S., Argos USA, which operates 134 plants. www.argos.com.co
25 BORAL INDUSTRIES / ROSWELL, GA.
A subsidiary of Australian-based Boral Ltd., this company has several U.S. divisions which manufacture and distribute various building products. The U.S. subsidiary experienced a 16% increase from last year's revenue. www.boral.com
26 DUNN CONSTRUCTION CO. / BIRMINGHAM, ALA.
Through its subsidiaries, MMC and Bayou Concrete, this company supplies ready-mix concrete and related construction products. It services the industrial, commercial, and infrastructure markets in the Southeast. www.dunnconstruction.com
27 PAVESTONE / DALLAS
Dan Mulhern, president of Veneerstone, a sister company of Pavestone, became president of the Masonry Veneer Manufacturers Association early in 2011. Pavestone became a subsidiary of the Oklahoma Publishing Co. in 2010. www.pavestone.com
28 IRVING MATERIALS INC. / GREENFIELD, IND.
This employee-owned corporation has four regional operation centers. It provides concrete, aggregates, and related products to the construction and building industries. www.irvmat.com
29 IMPULSORA TLAXCALTECA / MEXICO CITY
This company produces materials for manufacturing, freight, and installing precast concrete structures. It is a leading manufacturer of precast concrete structures, construction rehabilitation, railways, and concrete sleepers or railroad ties. www.itisa.com.mx
30 VALMONT INDUSTRIES INC. / OMAHA, NEB.
Operating in four business units, this company's Utilities Support Structures division produces concrete and steel poles and other structures used by utilities. The U.S. accounts for 55% of its revenue. www.valmont.com
31 CARDI CORP. / WARWICK, R.I.
This company is the largest provider of construction services in Rhode Island, specializing in commercial concrete and highway and heavy construction. It provides ready-mix concrete and aggregates throughout the Northeast U.S. www.cardi.com
32 HARPER INDUSTRIES / PADUCAH, KY.
Founded in 1949, this company is comprised of eight operating companies, including Metro Ready Mix Concrete of Nashville, Tenn., which operates 14 plants. Harper is also pursuing projects in the alternative fuel markets. www.harper1.com
33 VICAT GROUP / STOCKBRIDGE, GA.
This French company experienced an overall 6.2% increase in revenue in 2010. Its U.S. concrete businesses are National Ready Mixed Concrete Co., of Encino, Calif., and Kirkpatrick Concrete Inc., of Birmingham, Ala. www.vicat.com
34 MEADOW VALLEY CORP. / PHOENIX
With operations concentrated in the Las Vegas and Phoenix areas, this producer specializes in heavy-highway construction. Its materials division provides products for both its own projects and third parties. www.meadowvalley.com
35 LATTIMORE MATERIALS / MCKINNEY, TEXAS
Family-owned since 1961, minority owner Holcim acquired the entire company in early 2011. Operations include seven aggregate mines, 26 ready-mix concrete plants, four rail terminals, and more than 400 ready-mix and haul trucks. www.lmctx.com
36 NEW ENTERPRISE STONE & LIME / NEW ENTERPRISE, PA.
This company specializes in highway construction and construction materials production. It has several subsidiaries throughout the U.S. and operates several ready-mix plants in central Pennsylvania. www.nesl.com
37 CEMSTONE PRODUCTS CO. / MENDOTA HEIGHTS, MINN.
This producer has operations in Minnesota, Western Wisconsin, and Northern Iowa. It hosts the annual Run for Others five-kilometer race to support Habitat for Humanity. www.cemstone.com
38 METROMONT CORP. / GREENVILLE, S.C.
Specializing in precast, this company has facilities in Greensville, S.C., Atlanta, Nashville, Tenn., Charlotte, N.C., Richmond, Va., and Bartow, Fla. It acquired Royal Concrete Concepts in West Palm Beach, Fla., in January 2011. www.metromont.com
39 CONCRETE SUPPLY CO. / CHARLOTTE, N.C.
Merger of three ready-mix producers more than 50 years ago created this company, which operates more than 30 plants in South and North Carolina. It provides building materials for the commercial and residential sectors and concrete pumping services. www.concretesupplyco.com
40 FABCON INC. / SAVAGE, MINN.
This producer has operations in four states: Minnesota, Indiana, Ohio, and Pennsylvania. It manufactures concrete wall panels, highway traffic barriers, columns, and sound walls. www.fabcon-usa.com
41 HIGH CONCRETE GROUP / DENVER, PA.
This company operates in Illinois, New Jersey, Pennsylvania, and Ohio. It is a leading producer of architectural and structural wall panels, as well as the nation's largest producer of precast concrete parking structures. www.highconcrete.com
42 GATE CONSTRUCTION MATERIALS GROUP / JACKSONVILLE, FLA.
Manufacturer of architectural precast concrete, prestressed hollow core slabs, and transportation and infrastructure components. One of few producers with a blog on its website. www.gateprecast.com
43 TINDALL CORP. / SPARTANBURG, S.C.
This company designs, manufactures, and erects precast and prestressed concrete systems. Last year it completed a new Armed Forces retirement home in Gulfport, Miss., which was damaged by Hurricane Katrina. www.tindallcorp.com
44 A&A READY MIXED CONCRETE / NEWPORT BEACH, CALIF.
This is the largest family-owned supplier of ready-mixed concrete in California. Founded in 1949, its website extols, “We are concrete experts with the passion, the expertise, and the guts to take on any job.” www.aareadymix.com
45 ERNST ENTERPRISES / DAYTON, OHIO
Third-generation family-owned producer operates in Ohio, Indiana, Kentucky, and Georgia. It supplies ready-mixed concrete and provides concrete pumping services for the residential, commercial, industrial, and public sectors. www.ernstconcrete.com
46 THE MONARCH CEMENT CO. / HUMBOLDT, KAN.
Company provides ready-mixed concrete and other materials in Kansas, Iowa, Nebraska, Missouri, Arkansas, and Oklahoma. Includes Monarch Portland Cement and Monarch Masonry Cement. www.monarchcement.com
47 CONTINENTAL MATERIALS CORP. / CHICAGO
Dividing its products between construction and HVAC, this company's construction products segment accounts for half of its sales. Ready-mix concrete and aggregates are produced through subsidiaries Castle Concrete Co. and Transit Mix Concrete. www.continentalmaterials.com
48 THOMAS CONCRETE INDUSTRIES / ATLANTA
A subsidiary of Swedish-based Thomas Concrete Group AB, this is one of the Georgia's largest ready-mix producers. In less than 20 years, it has grown from three plants to 42 in three states. www.thomasconcrete.com
49 HOLIDAY ROCK / UPLAND, CALIF.
With more than 70 years in business, this is one of the largest independent producers of aggregates and concrete in the U.S. It currently has seven aggregate plants and 13 ready-mix concrete plants servicing the West Coast. www.holidayrock.com
50 TEICHERT, INC. / SACRAMENTO, CALIF.
This company's construction materials segments produce a wide variety of building materials. Its precast division manufactures products for underground utilities and infrastructure projects. www.teichert.com
51 ANGELLE CONCRETE GROUP / JENNINGS, LA.
Founded in 1947, this producer has grown through acquisitions and now operates 28 plants in central and southern Louisiana. It has made seven acquisitions since 1998, more than doubling its concrete manufacturing volume. www.angelleconcrete.com
$51 MILLION TO $100 MILLION
52 BOSTON SAND & GRAVEL CO. / BOSTON
This company is a recognized leader in the New England ready-mixed concrete and aggregate industry. Its product line includes lightweight, heavyweight, and high-strength concrete, flow fill, slurry concrete, and colored concrete. www.bostonsand.com
53 ALLEY-CASSETTY BRICK & BLOCK / NASHVILLE, TENN.
In business for more than 125 years, this company is recognized as one of Nashville's 110 largest private companies. Serving Tennessee, Kentucky, and Atlanta, it produces and distributes brick and other masonry products. www.alley-cassetty.com
54 DOLESE BROS. CO. / OKLAHOMA CITY
Employing more than 1000 people, this producer operates 45 ready-mix plants, more than 15 aggregate facilities, and two block plants. The company and its employees support 17 different organizations and charities. www.dolese.com
55 SUPERIOR READY MIX CONCRETE / ESCONDIDO, CALIF.
Family-owned producer provides concrete, aggregates, and asphalt to contractors and homeowners in Southern California. Product line includes block, decorative rock, sand, tools, and other building materials. www.superiorrm.com
56 UNISTRESS CORP. / PITTSFIELD, MASS.
Company designs, manufactures, and builds a variety of precast and prestressed concrete structures, bridges, roadways, retail and industrial structures. It primarily serves New England and the New York metro area. www.unistresscorp.com
57 R.W. SIDLEY INC. / PAINESVILLE, OHIO
With roots in mining and manufacturing, this company is a supplier of construction materials, including ready-mix concrete and masonry block. It has installed a coloring admixture measuring system for decorative concrete. www.rwsidley.com
58 NEBCO INC. / LINCOLN, NEB.
This third-generation family-owned and operated company supplies the construction industry in Nebraska with materials needed to construct buildings, streets, and highways. It employs 1000 people within 21 different companies. www.nebcoinc.com
59 CRANESVILLE BLOCK CO. / AMSTERDAM, N.Y.
John Tesiero Jr. founded the company in 1947 after returning from World War II. It remains family-owned and is one of the largest producers of ready-mixed concrete in New York State with 24 plants. www.cranesville.com
60 SPANCRETE / WAUKESHA, WIS.
This third-generation and family-owned provider of architectural and structural precast has manufactured products that have been used in LEED-recognized Sliver, Gold, and Platinum projects. www.spancrete.com
61 CLAYTON COMPANIES / LAKEWOOD, N.J.
Company has Clayton Concrete, Clayton Block, and Clayton Sand divisions. It also operates under the name Ralph Clayton & Sons. Also sells concrete retarder for decorative concrete. www.claytonco.com
62 MIDWEST PRODUCTS GROUP / JEFFERSON CITY, MO.
With 22 locations in six states, this company has several subsidiaries that manufacture and distribute concrete block, segmental retaining walls, pavers, brick, stone, and other masonry and landscape products. www.midwestproductsgroup.com
UP TO $50 MILLION
63 DELTA INDUSTRIES, INC. / JACKSON, MISS.
Parent company of 10 divisions supplies the mid-south region with ready-mix concrete and related products. Started with 22 Army surplus trucks in 1945; today it has a fleet of more than 200 trucks serving 30 locations. www.delta-ind.com
64 CONSUMERS CONCRETE CORP. / KALAMAZOO, MICH.
Serving Southwest Michigan from 33 facilities, this producuer manufactures, supplies, and recycles ready-mix concrete, concrete products, sand, and gravel. It is Michigan's largest producer of ready-mix and concrete block. www.consumersconcrete.com
65 STANDARD CONCRETE PRODUCTS / COLUMBUS, GA.
With four locations throughout Florida, Georgia, and Alabama, this producer designs and manufactures a wide variety of prestressed and precast concrete products for government and commercial use. www.standardconcrete.net
66 EMPRESAS MASTER / TOA BAJA, PUERTO RICO
Caribbean company was founded in 1987 and distributes and manufactures concrete, decorative, and paint products. Master Products segment includes QUIKRETE packaged concrete and related products. www.mastergroup-pr.com
67 BMC ENTERPRISES INC. / ST. LOUIS
This family-owned and operated company is a supplier of ready-mix concrete and building materials. One of the largest ready-mix producers in Missouri, it has more than 20 plants and a fleet of 200 ready-mix trucks. www.breckenridgematerial.com
68 CLARK PACIFIC / WEST SACRAMENTO, CALIF.
This West Coast precast company designs, manufactures, and installs state-of-the-art architectural precast building systems. In 2010, it received the PCI Design Award for Best Public/ Institutional Building. www.clarkpacific.com
69 EUCON CORP. / SPOKANE, WASH.
Locally owned construction materials supplier has three ready-mix locations, in addition to sand and gravel, and asphalt facilities. Its concrete division is Spokane Rock Products. www.spokanerock.com
70 SEQUATCHIE CONCRETE SERVICE INC. / SOUTH PITTSBURG, TENN.
Family-operated producer supplies concrete construction materials to Tennessee, Alabama, and Georgia. In 2010, projects included the Volkswagen assembly plant in Chattanooga, Tenn. www.seqconcrete.com
71 MACLEOD CONSTRUCTION / DENVER, N.C.
This company supplies construction materials, including ready-mix concrete, poured concrete walls, septic systems, stone, and concrete accessories. Its plants are located in both North and South Carolina. www.macinc1.com
72 GRAND JUNCTION CONCRETE PIPE / GRAND JUNCTION, COLO.
Manufacturer and distributor of concrete pipe, sand, and gravel serves western Colorado, eastern Utah, and northwestern New Mexico. It operates as a subsidiary of Summit Materials. www.gjpipe.com
73 FERRARA BROS. BUILDING MATERIALS / FLUSHING, N.Y.
New York-based, family-owned producer supplies ready-mix concrete and aggregates. In 2010, its projects included the World Trade Center Memorial and Second Avenue Subway in Manhattan.
74 INDEPENDENT CONCRETE PIPE / INDIANAPOLIS
Manufacturer of reinforced concrete pipe for storm and sanitary sewers across the U.S. has facilities in Ohio, Kentucky, Indiana, Missouri, and Illinois. Currently working on $600 million Louisville Airport project in Kentucky. www.icpipe.com
75 OZINGA BROTHERS, INC. / CHICAGO
Producer and supplier of ready-mix and decorative concrete, and exposed aggregates and overlay materials to metro Chicago, Indiana, and Michigan. Affiliates include Entrée Kitchen catering service. www.ozinga.com
76 TEXAS CONCRETE CO. / VICTORIA, TEXAS
Prestressed concrete supplier received the Visually Unique Bridge Award for work done on the Gulf Intracoastal Waterway Bridge in 2010. www.texasconcreteco.com
77 JENSEN PRECAST / SPARKS, NEV.
One of the largest independent precast concrete producers in the U.S., this company manufactures and designs standard and custom precast concrete products. It has facilities in Nevada, California, and Hawaii. www.jensenprecast.com
78 ENTERPRISE PROPERTIES / OMAHA, NEB.
Company produces architectural and structural precast products used for high-rise buildings, parking structures, bridges, and housing. Businesses include Enterprise Precast Concrete, American Concrete Products, Enterprise Concrete Products, Enterprise Transport, and Stonco Inc. www.enterprise-properties.com
79 SUHOR INDUSTRIES / OVERLAND PARK, KAN.
Manufacturer of precast concrete for the funeral service, building trades, and agricultural markets located in Arkansas, Colorado, Kansas, Louisiana, Missouri, New York, Oklahoma, Oregon, Pennsylvania, and Texas. www.suhor.com
80 KERKSTRA PRECAST / GRANDVILLE, MICH.
Producer specializes in structural and architectural precast products for the hospitality, industrial, and retail markets in the Midwest. It completed work on Hope College in Michigan in 2010. www.kerkstra.com
81 CAST-CRETE CORP. / SEFFNER, FLA.
Producer of engineered products for the residential, commercial, and institutional construction industries. It is the largest manufacturer of precast and prestressed concrete U-lintels in the U.S. www.castcrete.com
82 MORAINE MATERIALS / FRANKLIN, OHIO
Family-owned for more than 75 years, this producer manufactures and supplies concrete products for the commercial, industrial, and residential markets in Ohio and Kentucky. www.mormat.com
83 SHELBY MATERIALS / SHELBYVILLE, IND.
Family-owned producer for more than 50 years operates eight concrete plants and two aggregate mines in Indiana. It completed work on a water treatment plant in 2010. www.shelbymaterials.com
84 MCCOIGH GROUP / TRENTON, MICH.
This Michigan-based company is a distributor, supplier, and marketer of construction materials and trucks used for the commercial and industrial markets.
85 SILVI GROUP / FAIRLESS HILLS, PA.
Silvi Concrete division was founded in 1948 by Larry Silvi Sr. It operates four ready-mix plants in Pennsylvania and two in New Jersey. Its fleet is comprised solely of front-discharge mixers. www.silvi.com
86 MOLIN CONCRETE PRODUCTS / LINO LAKES, MINN.
Serving the Midwest, this fourth-generation, family-owned company designs, manufactures, and installs structural concrete components. In 2010, it completed work on the Eau Claire County (Wis.) Jail. www.molin.com
87 GULF COAST PRE-STRESS / PASS CHRISTIAN, MISS.
Producer manufactures precast/prestressed concrete components for the bridge, marine, and structural industries in the Gulf region. Recent projects include the I-310 interchange in St. Charles Parish, La. www.gcprestress.com
88 NITTERHOUSE CONCRETE GROUP / CHAMBERSBURG, PA.
This company is a precast/prestressed concrete producer for the industrial, residential, and commercial markets. Services include concrete and masonry products such as parking structures, wall panels, and architectural block and brick. www.nitterhouse.com
89 QUADROZZI CONCRETE CORP. / BROOKLYN, N.Y.
This producer has manufactured ready-mix concrete for many high-profile projects in metro New York. It has a page on Facebook.
90 CONTRACTOR'S SUPPLIES / LUFKIN, TEXAS
Producer of ready-mixed concrete and concrete and masonry supplies serves East Texas. Business includes five ready-mix plants. www.csiconcrete.com
91 GRECO BROTHERS / OZONE PARK, N.Y.
This 53-year-old family-owned ready-mix concrete producer serves the New York metro area. It has plants in Ozone Park and Brooklyn. www.grecoreadymix.com
92 SMITH-MIDLAND CORP. / MIDLAND, VA.
Precast concrete producer had its the most profitable year in 2010 due to product diver-sification. Two slenderwall projects scheduled for 2011 will be the company's largest to date. www.smithmidland.com
93 UNITED PRECAST / MT. VERNON, OHIO
This precast and prestressed producer started with three employees in 1970 and has more than 250 today. It co-sponsors a five-kilometer run in August. www.unitedprecast.net
94 THE WELLS GROUP / WEST LIBERTY, KY.
This producer received 98% of its revenue last year from ready-mix concrete. It plans to hire drivers this year and is currently working on starting a website.
95 SPEED FAB-CRETE CORP. / FORT WORTH, TEXAS
Structural products producer aggressively markets precast products in the transportation sector. In received the 2011 Small Business of the Year Award from the Fort Worth Chamber of Commerce. www.speedfab-crete.com
96 DOAN COMPANIES / YPSILANTI, MICH.
Ready-mix producer has nine manufacturing plants in southwest Michigan. It provides ready-mix concrete for the residential, commercial, and government markets, and also sells used construction equipment. www.doancompanies.com
97 SCHMITZ READY MIX INC. / MILWAUKEE
This southeast Wisconsin ready-mix producer's website includes the Schmitzmix Concrete Connection, which links homeowners with reputable concrete contractors. www.schmitzmix.com
98 NATIONAL PRECAST INC. / ROSEVILLE, MICH.
Architectural and structural precast producer serves Michigan, Illinois, Indiana, Ohio, and Wisconsin. Products include concrete walls, columns, beams, and double-tees. www.nationalprecast.com
99 KCI COMPANIES / CECILIA, KY.
Owner of Kentucky Concrete was founded in 1979 as Hardin County Ready Mix. Today, it operates six ready-mix plants in Kentucky and one in nearby Indiana; it has 65 front-discharge trucks. www.kyconcrete.com
100 SNYDER BRICK & BLOCK / MONROE, OHIO
This fourth-generation company is the last block producer remaining in Dayton, Ohio. Block accounts for one-half of revenue, with supplies such as brick, masonry tools, rebar, mortar and cement accounting for the rest.
* Ranked by 2010 revenue
—Sharon J. Rehana researched and wrote the company summaries.
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