Nos. 51-75

75. O&G Industries (previous ranking: 78th)
74. Mitsubishi Cement Corp. (previous ranking: 91st)
73. Higgins Asphalt Paving Co. (previous ranking: 66th)
72. Mathy Construction Co. (previous ranking: 73rd)
71. L.G. Everist (previous ranking: 48th)
70. Great Lakes Aggregates (previous ranking: 69th)
69. The Vicat Group (previous ranking: 67th)
68. Capitol Aggregates (previous ranking: 72nd)
67. BMC Aggregates (previous ranking: 64th)
66. CSA Materials (previous ranking: 71st)
65. Warren Paving (previous ranking: 47th)
64. Greer Industries (previous ranking: 70th)
63. Salem Stone Corp. (previous ranking: 55th)
62. Peckham Industries (previous ranking: 58th)
61. B.V. Hedrick Gravel & Sand Co. (previous ranking: 57th)
60. Youngquist Brothers Rock (previous ranking: 59th)
59. ISP Minerals (previous ranking: 60th)
58. The DePaul Group (previous ranking: 63rd)
57. Capital Material (previous ranking: 51st)
56. Lannon Stone Products (previous ranking: 56th)
55. Haydon Materials (previous ranking: 61st)
54. Graniterock Co. (previous ranking: 53rd)
53. United States Lime & Minerals (previous ranking: 49th)
52. GCC SAB de CV (previous ranking: 62nd)
51. 3M Co. (previous ranking: 40th)
Six producers in this tier move up at least five positions from a year ago, with Mitsubishi Cement Corp. (No. 74) making the biggest leap at 17 positions. GCC SAB de CV (No. 52) moves up 10 spots, with Haydon Materials (No. 55) and Greer Industries (No. 64) climbing 10 positions each. The DePaul Group (No. 58) and CSA Materials (No. 66) move up five spots each. The biggest faller in this tier, meanwhile, is L.G. Everist (No. 71), which slides 23 positions. Warren Paving (No. 65) drops 18 spots while 3M Co. (No. 51) slips 11. Salem Stone Corp. (No. 63) slides eight slots while Higgins Asphalt Paving Co. (No. 73) slips seven positions yet remains in the tier.