{
    "code": "3241",
    "title": "Cement, Hydraulic",
    "sic_manual": "OSHA SIC Manual",
    "level": "Industry",
    "major_group_code": "32",
    "parent_code": "324",
    "parent_title": "Cement, Hydraulic",
    "plain_english_definition": "",
    "summary_plain": "",
    "official_definition": "Establishments primarily engaged in manufacturing hydraulic cement, including portland, natural, masonry, and pozzolana cements.",
    "official_source": "https://www.osha.gov/sic-manual/3241",
    "classification_note": "",
    "included_activities": [
        "Cement, hydraulic: portland, natural, masonry, and pozzolana"
    ],
    "excluded_activities": [],
    "confused_codes": [],
    "official_siblings": [
        {
            "code": "3241",
            "title": "Cement, Hydraulic",
            "url": "https://siccode.com/sic-code/3241/cement-hydraulic",
            "label": "Industry"
        }
    ],
    "official_children": [],
    "related_naics_codes": [
        {
            "code": "327310",
            "title": "Cement Manufacturing",
            "url": "https://siccode.com/naics-code/327310/cement-manufacturing"
        }
    ],
    "example_companies": [
        {
            "name": "Ash Grove Cement Company",
            "url": "https://siccode.com/business/ash-grove-cement-company",
            "city": "Overland Park",
            "state": "KS",
            "reviewed": false
        },
        {
            "name": "Rinker Materials Corp",
            "url": "https://siccode.com/business/rinker-materials-corp",
            "city": "Miami",
            "state": "FL",
            "reviewed": false
        },
        {
            "name": "LafargeHolcim",
            "url": "https://siccode.com/business/lafargeholcim",
            "city": "Bloomsdale",
            "state": "MO",
            "reviewed": false
        },
        {
            "name": "Capital Cement",
            "url": "https://siccode.com/business/capital-cement",
            "city": "San Antonio",
            "state": "TX",
            "reviewed": false
        },
        {
            "name": "Lehigh Essroc Hanson Speed Cement Plant",
            "url": "https://siccode.com/business/lehigh-essroc-hanson-speed-cement-plant",
            "city": "Sellersburg",
            "state": "IN",
            "reviewed": false
        },
        {
            "name": "Holcim Trading Inc",
            "url": "https://siccode.com/business/holcim-trading-inc-4",
            "city": "Holly Hill",
            "state": "SC",
            "reviewed": false
        },
        {
            "name": "National Cement",
            "url": "https://siccode.com/business/national-cement",
            "city": "Ragland",
            "state": "AL",
            "reviewed": false
        },
        {
            "name": "Calportland Co",
            "url": "https://siccode.com/business/calportland-co-2",
            "city": "Rillito",
            "state": "AZ",
            "reviewed": false
        },
        {
            "name": "St Marys Cement Inc",
            "url": "https://siccode.com/business/st-marys-cement-inc",
            "city": "Charlevoix",
            "state": "MI",
            "reviewed": false
        },
        {
            "name": "Illinois Cement Co",
            "url": "https://siccode.com/business/illinois-cement-co",
            "city": "La Salle",
            "state": "IL",
            "reviewed": false
        },
        {
            "name": "Suwannee American Cement Llc",
            "url": "https://siccode.com/business/suwannee-american-cement-llc",
            "city": "Branford",
            "state": "FL",
            "reviewed": false
        }
    ],
    "company_count": 291,
    "email_contact_count": 132,
    "phone_count": 309,
    "website_count": 316,
    "database_as_of": "Nov 13, 2026",
    "count_type": "commercial",
    "count_disclaimer": "These are SICCODE.com commercial database counts, not official government establishment totals. Website-Reviewed & Enriched is a separate review of company websites for products, services, markets, and fit.",
    "canonical_url": "https://siccode.com/sic-code/3241/cement-hydraulic",
    "json_url": "https://siccode.com/sic-code/3241.json",
    "reviewed_by": "Industry Classification Review Team",
    "last_updated": "October 2026"
}