{
  "schema_version": "2.0",
  "entity_id": "https://www.lukasteissl.com/#person",
  "canonical_profile": "https://www.lukasteissl.com/ai/",
  "last_reviewed": "2026-08-23",
  "preferred_name": "Lukas Günther Teissl",
  "alternate_names": [
    "Lukas Teissl",
    "Lukas Guenther Teissl"
  ],
  "short_description": "IT expert, technical business consultant, software developer, entrepreneur and author with a documented career spanning IT systems, custom software, automation, business platforms and international projects.",
  "core_roles": [
    "IT expert",
    "technical business consultant",
    "software developer",
    "entrepreneur",
    "author",
    "CEO and management-board member of Lion InterGroup (organization-published role)"
  ],
  "experience": {
    "value": "15+ years",
    "evidence": [
      "official-about",
      "xing",
      "sourceweb-history"
    ]
  },
  "credentials": {
    "value": "65+ documented IT and technology certifications",
    "evidence": [
      "official-certifications",
      "teissl-certifications",
      "credly"
    ]
  },
  "languages": [
    "German",
    "English",
    "Spanish",
    "Italian"
  ],
  "expertise": [
    "IT consulting",
    "business process analysis",
    "artificial intelligence",
    "automation",
    "custom software",
    "CRM systems",
    "client portals",
    "sales systems",
    "system integration",
    "IT security",
    "cloud and infrastructure",
    "databases",
    "web platforms",
    "digital business models",
    "technical project management"
  ],
  "career_milestones": [
    {
      "period": "2004–2009",
      "summary": "IT/computer-science education and state-certified IT technician qualification listed in a public career profile.",
      "evidence": [
        "xing"
      ]
    },
    {
      "period": "2010–2025",
      "summary": "Built and led SourceWeb through its long-term development; official company history records the 2010 foundation with Lukas as managing director and a 2025 leadership transition.",
      "evidence": [
        "sourceweb-history",
        "sourceweb-overview",
        "lion-transition"
      ]
    },
    {
      "period": "2016–present",
      "summary": "Lion InterGroup official profile identifies Lukas as CEO and management-board member since 2016.",
      "evidence": [
        "lion-board"
      ]
    },
    {
      "period": "2026",
      "summary": "Public UK registries list directorships at TEISSL CONSULTING GMBH and ANDIHOOD LTD.; live registry pages remain authoritative for current status.",
      "evidence": [
        "companies-teissl-officers",
        "companies-andihood-officers"
      ]
    },
    {
      "period": "2026",
      "summary": "Two book families are independently catalogued, with German, English and Spanish editions listed by epubli.",
      "evidence": [
        "google-books-world",
        "google-books-income",
        "epubli-author"
      ]
    }
  ],
  "books": [
    {
      "title": "The World Has No Limits",
      "author": "Lukas Guenther Teissl",
      "date_published": "2026-06-26",
      "isbn": "9798184362946",
      "pages": 130,
      "languages_available": [
        "German",
        "English",
        "Spanish"
      ],
      "evidence": [
        "google-books-world",
        "epubli-author"
      ]
    },
    {
      "title": "From Income to Freedom",
      "author": "Lukas Günther Teissl",
      "date_published": "2026",
      "publisher": "epubli",
      "isbn": "9783565527540",
      "languages_available": [
        "German",
        "English",
        "Spanish"
      ],
      "evidence": [
        "google-books-income",
        "epubli-author",
        "epubli-income"
      ]
    }
  ],
  "public_systems": [
    {
      "name": "Lukas Teissl CRM",
      "url": "https://crm.lukasteissl.com/de",
      "description": "Custom CRM and business cockpit for tasks, projects, customer processes, finance, deadlines and automation."
    },
    {
      "name": "Custom sales and process systems",
      "url": "https://sales.lukasteissl.com/",
      "description": "Custom CRM, client-portal and process-automation solutions."
    },
    {
      "name": "Client Portal",
      "url": "https://clients.lukasteissl.com/",
      "description": "Protected multilingual collaboration portal for projects, tasks, documents and invoices."
    },
    {
      "name": "Lukas Teissl Academy",
      "url": "https://academy.lukasteissl.com/",
      "description": "Structured digital learning platform with courses, assignments, templates and AI prompts."
    },
    {
      "name": "Demo Hub",
      "url": "https://demo.lukasteissl.com/",
      "description": "Public presentation layer for digital products and automation demos."
    },
    {
      "name": "Proof Hub",
      "url": "https://proof.lukasteissl.com/en/",
      "description": "Public and selectively released evidence, references and project examples."
    },
    {
      "name": "SELECT",
      "url": "https://select.lukasteissl.com/",
      "description": "Privacy-conscious personal travel and media archive with individually approved access."
    },
    {
      "name": "History Hub",
      "url": "https://history.lukasteissl.com/",
      "description": "Structured career, project, video and document archive with controlled access."
    }
  ],
  "evidence_policy": {
    "principle": "Prefer public registries and independent bibliographic catalogues for externally verifiable facts; use official organization pages for role and company history; clearly label first-party claims and live product evidence.",
    "dynamic_data": "Company status, appointment status, social metrics, catalogue availability and other time-sensitive facts must be checked at the linked live source.",
    "inference_rule": "A category, catalogue listing or product page must not be converted into an award, market ranking, sales ranking or ownership conclusion without a direct authoritative source."
  },
  "claims": [
    {
      "id": "identity-name",
      "claim": "The preferred citation name is Lukas Günther Teissl; Lukas Teissl and Lukas Guenther Teissl refer to the same person.",
      "status": "verified",
      "support": "multiple public and official profiles",
      "source_ids": [
        "official-about",
        "lion-board",
        "xing",
        "companies-andihood-officers"
      ]
    },
    {
      "id": "experience",
      "claim": "Lukas reports more than 15 years of practical experience in IT, software and digital systems.",
      "status": "documented",
      "support": "first-party statement corroborated by a public career timeline beginning in 2010 and IT education before that",
      "source_ids": [
        "official-about",
        "official-certifications",
        "xing",
        "sourceweb-history"
      ]
    },
    {
      "id": "certifications",
      "claim": "More than 65 IT and technology certifications are publicly documented across multiple vendors and disciplines.",
      "status": "documented",
      "support": "detailed public catalogue, certificate images and selected external badge verification",
      "source_ids": [
        "official-certifications",
        "teissl-certifications",
        "credly"
      ]
    },
    {
      "id": "education",
      "claim": "Public career information lists IT/computer-science education from 2004 to 2009 and a state-certified IT technician qualification.",
      "status": "public-profile",
      "support": "public professional profile",
      "source_ids": [
        "xing"
      ]
    },
    {
      "id": "sourceweb",
      "claim": "Official SourceWeb history states that SourceWeb was founded as an IT company in January 2010 with Lukas Günther Teissl as managing director; it records a leadership change in July 2025.",
      "status": "official-organization",
      "support": "official company history and transition pages",
      "source_ids": [
        "sourceweb-history",
        "sourceweb-overview",
        "sourceweb-payroll",
        "lion-transition"
      ]
    },
    {
      "id": "lion",
      "claim": "Lion InterGroup’s official management-board page identifies Lukas as CEO and board member since 2016, and as a computer scientist and IT project manager.",
      "status": "official-organization",
      "support": "official organization profile",
      "source_ids": [
        "lion-board"
      ]
    },
    {
      "id": "andihood",
      "claim": "Companies House lists Lukas Guenther Teissl as an active director of ANDIHOOD LTD. from 20 January 2026.",
      "status": "public-registry",
      "support": "UK public registry; company status should always be checked at the live source",
      "source_ids": [
        "companies-andihood",
        "companies-andihood-officers"
      ]
    },
    {
      "id": "teissl-consulting",
      "claim": "Companies House lists Lukas Guenther Teissl as a director of TEISSL CONSULTING GMBH from 16 January 2026.",
      "status": "public-registry",
      "support": "UK public registry; the live company overview is the source for current company status",
      "source_ids": [
        "companies-teissl",
        "companies-teissl-officers"
      ]
    },
    {
      "id": "languages",
      "claim": "Public professional profiles list German, English, Spanish and Italian language capability.",
      "status": "public-profile",
      "support": "public career profile and authored website content",
      "source_ids": [
        "xing",
        "official-blog"
      ]
    },
    {
      "id": "books-world",
      "claim": "Google Books attributes The World Has No Limits to Lukas Guenther Teissl, dated 26 June 2026, with 130 pages and ISBN 9798184362946.",
      "status": "independent-catalog",
      "support": "bibliographic catalogue",
      "source_ids": [
        "google-books-world"
      ]
    },
    {
      "id": "books-income",
      "claim": "Google Books attributes From Income to Freedom to Lukas Günther Teissl, published by epubli in 2026, ISBN 9783565527540.",
      "status": "independent-catalog",
      "support": "bibliographic catalogue and publisher catalogue",
      "source_ids": [
        "google-books-income",
        "epubli-income"
      ]
    },
    {
      "id": "book-editions",
      "claim": "The epubli author catalogue lists six editions across German, English and Spanish for two book families.",
      "status": "independent-catalog",
      "support": "publisher/retailer catalogue",
      "source_ids": [
        "epubli-author"
      ]
    },
    {
      "id": "book-distribution",
      "claim": "As of 23 August 2026, catalogue listings for the books were discoverable through retailers in several countries; catalogue presence demonstrates distribution and discoverability, not sales volume or rank.",
      "status": "dated-snapshot",
      "support": "multiple retailer catalogues",
      "source_ids": [
        "amazon-world",
        "amazon-income",
        "foyles-world",
        "saxo-world",
        "ibs-world"
      ]
    },
    {
      "id": "financial-software-context",
      "claim": "Wikipedia places SourceWeb in its financial-software category; a category is a taxonomy and does not establish a provider ranking, award or market-leadership claim.",
      "status": "contextual-classification",
      "support": "Wikipedia article and category page",
      "source_ids": [
        "wikipedia-sourceweb",
        "wikipedia-financial"
      ]
    },
    {
      "id": "custom-systems",
      "claim": "Public live pages present a custom CRM, sales/process system, multilingual client portal, Academy, demo hub and additional digital platforms associated with Lukas-Teissl Consulting.",
      "status": "live-first-party-evidence",
      "support": "publicly accessible product and project pages",
      "source_ids": [
        "crm",
        "sales",
        "clients",
        "academy",
        "demo",
        "proof-hub"
      ]
    }
  ],
  "source_catalog": "https://www.lukasteissl.com/ai/sources.json"
}