{
  "icp": {
    "regions": [
      "global"
    ],
    "industries": [
      "renewable energy",
      "engineering",
      "paper",
      "textile",
      "plastics",
      "machine tools",
      "food",
      "chemical/pharmaceutical"
    ]
  },
  "itha": "0.1",
  "proof": {
    "customers": [
      {
        "name": "Koehler Paper Group"
      },
      {
        "name": "Textilveredlung an der Wiese GmbH"
      },
      {
        "name": "Lacom"
      },
      {
        "name": "novoflow"
      }
    ],
    "case_studies": [
      {
        "url": "https://maier-heidenheim.com/en/maiergroup/references/",
        "title": "Koehler Paper Group PM6 calender",
        "outcome": "Investments refinanced through reduced maintenance costs after installing DQ series rotary joints on the PM6 production line"
      },
      {
        "url": "https://maier-heidenheim.com/en/maiergroup/references/",
        "title": "Textilveredlung an der Wiese GmbH",
        "outcome": "Improved safety and maintenance-cycle optimization reported by this German textile finisher"
      },
      {
        "url": "https://maier-heidenheim.com/en/maiergroup/references/",
        "title": "Lacom sensor pilot",
        "outcome": "Pilot deployment of sensor technology in rotary unions for real-time component measurement"
      }
    ]
  },
  "company": {
    "hq": {
      "city": "Heidenheim",
      "country": "DE"
    },
    "url": "https://maier-heidenheim.com/en/",
    "name": "Christian Maier GmbH & Co. KG",
    "domain": "maier-heidenheim.com",
    "founded": 1925,
    "same_as": [
      "https://www.linkedin.com/company/christian-maier-gmbh-&-co-kg"
    ],
    "employees": {
      "min": 160
    },
    "legal_name": "Christian Maier GmbH & Co. KG",
    "description": "Manufactures rotary joints (rotary unions) and slip rings that transfer fluids, gases, and electrical power/signals between stationary and rotating machine parts, and provides laser cladding coating services and IO-Link condition-monitoring sensors for these components.",
    "identifiers": {
      "vat_id": "DE 145617115"
    }
  },
  "offerings": [
    {
      "id": "rotary-joints",
      "icp": {
        "industries": [
          "renewable energy",
          "engineering",
          "paper",
          "textile",
          "plastics",
          "machine tools",
          "food",
          "chemical/pharmaceutical"
        ]
      },
      "url": "https://maier-heidenheim.com/en/products/rotary-joints/",
      "kind": "hardware",
      "name": "Rotary Joints",
      "role": "manufacturer",
      "summary": "Rotary unions transferring water, compressed air, steam, hydraulic oil, thermal oil, and vacuum between stationary and rotating machine parts. Nominal sizes 3-500 mm across six standard series.",
      "certifications": [
        {
          "id": "atex",
          "status": "self_declared"
        },
        {
          "id": "ped_2014_68_eu",
          "status": "self_declared"
        },
        {
          "id": "ad2000_hp0",
          "status": "self_declared"
        },
        {
          "id": "en_iso_3834",
          "status": "self_declared"
        }
      ]
    },
    {
      "id": "electrical-rotary-joints",
      "icp": {
        "use_cases": [
          "slewing cranes",
          "plant construction",
          "sewage treatment plants",
          "mining",
          "stage technology"
        ]
      },
      "url": "https://maier-heidenheim.com/en/products/electrical-rotating-unions/",
      "kind": "hardware",
      "name": "Electrical Rotary Joints",
      "role": "manufacturer",
      "summary": "Slip rings transmitting electrical power, data, and signals across rotating interfaces, used in slewing cranes, plant construction, sewage treatment, mining, and stage technology equipment."
    },
    {
      "id": "laser-coating",
      "url": "https://maier-heidenheim.com/en/products/laser-coating-laser-cladding/",
      "kind": "service",
      "name": "Laser Coating & Cladding",
      "role": "manufacturer",
      "summary": "Laser buildup welding service applying wear-protection, corrosion-protection, and repair coatings to machine components, with adjustable hardness, thermal conductivity, and layer thickness."
    },
    {
      "id": "sensors",
      "url": "https://maier-heidenheim.com/en/products/sensors/",
      "kind": "hardware",
      "name": "Sensors & Predictive Maintenance",
      "role": "manufacturer",
      "summary": "IO-Link sensor line (Sense L leakage, Sense P/T pressure-temperature, Sense S speed, Sense W wear, Link C communication interface) for condition monitoring and predictive maintenance of rotary joints."
    }
  ],
  "engagement": {
    "url": "https://maier-heidenheim.com/en/contact/staff-contact/",
    "email": "info@maier-heidenheim.de",
    "phone": "+49 7321 317-0"
  },
  "updated_at": "2026-09-01"
}