active

Castellanus GmbH GmbH

Eching ·HRB 8406 Schweinfurt

Part 1 / 2

Structured data

Parsed, typed and queryable directly through the API.

Overview

Legal form: GmbH
Address: Spechtweg 2a
85386 Eching
Commercial register: HRB 8406, Schweinfurt
Registration date: November 25, 2020
Industry: Erbringung von Beratungsleistungen auf dem Gebiet der Informationstechnologie
Wärme- und Kältehandel
Erbringung von sonstigen Informationsdienstleistungen
Purpose: Erbringung von Dienstleistungen im Bereich der Meteorologie

Financials

Employees 2024

Total assets 2024

2,26 Mio. €

Net income 2024

872.468 €

2 previous years · values unlocked with an API key Get API key →

Balance sheet

2024

Assets 2,26 Mio

Current Assets 74,7 % 1,69 Mio
Fixed Assets 25,3 % 570,6 k

Liabilities and Equity 2,26 Mio

Equity 81,4 % 1,84 Mio
Provisions 15,7 % 353,6 k
Liabilities 3,0 % 66,7 k

Full balance sheet line items with an API key Get API key →

Balance sheet data available for 2 earlier fiscal years.

Authorized representatives

Mike Rosin since 2020 Managing Director

Ownership & holdings

Shareholders

Mike Rosin 100.0 % 25k €

Ultimate beneficial owners (UBOs)

1 hold ≥ 25%

1 more beneficial owners · viewable with an API key Get API key →

History

2023
24.04.

Change of address

Castellanus GmbH
2022
18.02.

Change of address

Castellanus GmbH
2020
30.11.

Change of bylaws

Castellanus GmbH
30.11.

Change of purpose

Erbringung von Dienstleistungen im Bereich der Meteorologie
30.11.

Incorporation

Castellanus GmbH
30.11.

Change of address

Castellanus GmbH
30.11.

Change of share capital

Castellanus GmbH
30.11.

Change of seat

Castellanus GmbH

4 more entries Get API key →

Part 2 / 2

Raw data & documents

Original filings, full-text markdown and PDFs — full content via the API.

Annual statements (full text)

Published reports as markdown — including management report, balance sheet, P&L and appendix.

2024 Jahresabschluss
2023 Jahresabschluss ↓
2021 Jahresabschluss

Previous year — readable in full

Jahresabschluss 2023

Published April 9, 2025 · Source: Bundesanzeiger

Castellanus GmbH

Bad Neustadt a. d. Saale

Jahresabschluss zum Geschäftsjahr vom 01.01.2023 bis zum 31.12.2023

Bilanz

Aktiva
	31.12.2023 EUR	31.12.2022 EUR
A. Anlagevermögen	1.001.588,17	6.417,00
I. Sachanlagen	584.888,17	6.417,00
II. Finanzanlagen	416.700,00
B. Umlaufvermögen	1.180.810,80	1.230.081,40
I. Vorräte	0,00	48.714,28
II. Forderungen und sonstige Vermögensgegenstände	1.103.755,45	935.183,48
III. Wertpapiere	52.570,62	103.067,65
IV. Kassenbestand, Bundesbankguthaben, Guthaben bei Kreditinstituten und Schecks	24.484,73	143.115,99
C. Rechnungsabgrenzungsposten	0,00	502,09
Aktiva	2.182.398,97	1.237.000,49

Passiva
	31.12.2023 EUR	31.12.2022 EUR
A. Eigenkapital	1.707.458,31	905.096,60
I. Gezeichnetes Kapital	25.000,00	25.000,00
II. Gewinnvortrag	880.096,60	234.474,43
III. Jahresüberschuss	802.361,71	645.622,17
B. Rückstellungen	368.831,75	236.189,24
C. Verbindlichkeiten	106.108,91	95.714,65
davon mit einer Restlaufzeit bis zu einem Jahr	106.108,91	95.714,65
davon gegenüber Gesellschaftern	254,87	254,87
Summe Passiva	2.182.398,97	1.237.000,49

Anhang

Allgemeine Angaben zum Jahresabschluss

Der Jahresabschluss wurde nach den Vorschriften der §§ 242 ff. HGB unter der Beachtung der ergänzenden Bestimmungen für Kleinstkapitalgesellschaften aufgestellt.

Angaben zur Identifikation der Gesellschaft laut Registergericht

Firmenname laut Registergericht:	Castellanus GmbH
Firmensitz laut Registergericht:	Eching
Registereintrag:	Handelsregister
Registergericht:	Schweinfurt
Register-Nr.:	HRB 8406

Angaben zu Bilanzierungs- und Bewertungsmethoden

Bilanzierungs- und Bewertungsgrundsätze

Das Sachanlagevermögen wurde zu Anschaffungs- bzw. Herstellungskosten angesetzt und, soweit abnutzbar, um planmäßige Abschreibungen vermindert.

Die Finanzanlagen wurden zur Anschaffungskosten angesetzt und bewertet, wobei außerplanmäßige Abschreibung bei dauernden Wertminderungen vorgenommen wurden.

Die Steuerrückstellungen beinhalten die das Geschäftsjahr betreffenden, noch nicht veranlagten Steuern.

Die sonstigen Rückstellungen wurden für alle weiteren ungewissen Verbindlichkeiten gebildet. Dabei wurden alle erkennbaren Risiken berücksichtigt.

Verbindlichkeiten wurden zum Erfüllungsbetrag angesetzt.

Gegenüber dem Vorjahr abweichende Bilanzierungs- und Bewertungsmethoden

Beim Jahresabschluss konnten die bisher angewandten Bilanzierungs- und Bewertungsmethoden im Wesentlichen übernommen werden.

Ein grundlegender Wechsel von Bilanzierungs- und Bewertungsmethoden gegenüber dem Vorjahr fand nicht statt.

Sonstige Angaben

Durchschnittliche Zahl der während des Geschäftsjahrs beschäftigten Arbeitnehmer

Die durchschnittliche Zahl der während des Geschäftsjahres im Unternehmen beschäftigten Arbeitnehmer betrug 1.

Unterschrift der Geschäftsführung

Eching, den 03.12.2024

____________________________________

sonstige Berichtsbestandteile

Angaben zur Feststellung:
Der Jahresabschluss wurde am 27.03.2025 festgestellt.

Latest filings and full-volume access to every fiscal year. Get API key →

Register documents

PDF documents straight from the court register — fetched on demand via the :code endpoint.

Current extract (AD)
Chronological extract (CD)
Structured content (SI, XML)
Shareholders list
Articles of association

Unlock with API key Get API key →

Website content

Structured markdown rendering of the company's public website — perfect for enrichment and AI pipelines.

Website snapshot (auto-discovered) AI

Unlock with API key Get API key →

Live API

GEThandelsregister.ai/api/v1/fetch-organization

?q=4f744c67434ce62fff6b12bbd73c7f6d

&features=financial_kpi

&features=balance_sheet_accounts

&features=related_persons

&features=shareholders

&features=ubos

&features=history

&features=annual_financial_statements__html

curl -H 'X-API-KEY: YOUR_API_KEY' \
  "https://handelsregister.ai/api/v1/fetch-organization?q=4f744c67434ce62fff6b12bbd73c7f6d&features=financial_kpi&features=balance_sheet_accounts&features=related_persons&features=shareholders&features=ubos&features=history&features=annual_financial_statements__html"

# pip install handelsregister
from handelsregister import Handelsregister

client = Handelsregister(api_key="YOUR_API_KEY")  # or set HANDELSREGISTER_API_KEY
organization = client.fetch_organization(
    q="4f744c67434ce62fff6b12bbd73c7f6d",
    features=[
        "financial_kpi",
        "balance_sheet_accounts",
        "related_persons",
        "shareholders",
        "ubos",
        "history",
        "annual_financial_statements__html",
    ],
)
print(organization["name"])

// npm install handelsregister
import { Handelsregister } from 'handelsregister';

const client = new Handelsregister('YOUR_API_KEY'); // or set HANDELSREGISTER_API_KEY
const organization = await client.fetchOrganization({
  q: '4f744c67434ce62fff6b12bbd73c7f6d',
  features: [
    'financial_kpi',
    'balance_sheet_accounts',
    'related_persons',
    'shareholders',
    'ubos',
    'history',
    'annual_financial_statements__html',
  ],
});
console.log(organization.name);

// npm install handelsregister
const { Handelsregister } = require('handelsregister');

const client = new Handelsregister(process.env.HANDELSREGISTER_API_KEY);
(async () => {
  const organization = await client.fetchOrganization({
    q: '4f744c67434ce62fff6b12bbd73c7f6d',
    features: [
      'financial_kpi',
      'balance_sheet_accounts',
      'related_persons',
      'shareholders',
      'ubos',
      'history',
      'annual_financial_statements__html',
    ],
  });
  console.log(organization.name);
})();

{
    "entity_id": "<32-char hex>",
    "name": "<string>",
    "status": "<enum: ACTIVE | INACTIVE>",
    "legal_form": "<string>",
    "address": {
        "house_number": "<string>",
        "street": "<string>",
        "postal_code": "<string>",
        "city": "<string>",
        "county": "<string>",
        "state": "<string>",
        "country": "<ISO country>",
        "coordinates": {
            "latitude": "<float>",
            "longitude": "<float>"
        }
    },
    "registration": {
        "court": "<string>",
        "register_type": "<string>",
        "register_number": "<string>"
    },
    "registration_date": "<ISO date>",
    "purpose": "<string>",
    "keywords": [],
    "products_and_services": [],
    "contact_data": {
        "website": null,
        "phone_number": null,
        "email": null
    },
    "industry_classification": {
        "WZ2008": [],
        "WZ2025": [
            {
                "code": "<string>",
                "label": "<string>"
            }
        ]
    },
    "related_persons": {
        "current": [
            {
                "entity_id": "<32-char hex>",
                "label": "<string>",
                "role": {
                    "en": {
                        "long": "<string>",
                        "short": "<string>"
                    },
                    "de": {
                        "long": "<string>",
                        "short": "<string>"
                    }
                },
                "name": "<string>",
                "start_date": "<ISO date>",
                "end_date": null,
                "birth_date": null,
                "name_parts": {
                    "given": "<string>",
                    "family": "<string>",
                    "maiden": null,
                    "canonical_name": "<string>",
                    "previous_names": null
                },
                "location": {
                    "home": {
                        "city": "<string>"
                    }
                }
            }
        ],
        "past": []
    },
    "profit_and_loss_account": [],
    "annual_financial_statements__html": [
        {
            "document_type": "<string>",
            "document_date": "<ISO date>",
            "document_title": "<string>",
            "language": "<string>",
            "year": "<int>",
            "document_html": "<string>"
        }
    ],
    "balance_sheet_accounts": [
        {
            "year": "<int>",
            "balance_sheet_accounts": [
                {
                    "name": {
                        "de": "<string>",
                        "en": "<string>",
                        "in_report": "<string>"
                    },
                    "value": "<float>",
                    "children": [
                        {
                            "name": {
                                "de": "<string>",
                                "en": "<string>",
                                "in_report": "<string>"
                            },
                            "value": "<float>",
                            "children": [
                                {
                                    "name": {
                                        "de": "<string>",
                                        "en": "<string>",
                                        "in_report": "<string>"
                                    },
                                    "value": "<float>",
                                    "children": []
                                }
                            ]
                        }
                    ]
                }
            ]
        }
    ],
    "shareholders": {
        "total_capital": {
            "amount": "<float>",
            "currency": "<ISO currency>"
        },
        "entries": [
            {
                "shareholder": {
                    "entity_id": "<32-char hex>",
                    "first_name": "<string>",
                    "last_name": "<string>",
                    "birth_date": null,
                    "address": "<string>"
                },
                "contribution": {
                    "amount": "<float>",
                    "currency": "<ISO currency>"
                },
                "contribution_ratio": "<float>",
                "role": {
                    "label": "<string>",
                    "en": {
                        "long": "<string>",
                        "short": "<string>"
                    },
                    "de": {
                        "long": "<string>",
                        "short": "<string>"
                    }
                }
            }
        ]
    },
    "financial_kpi": [
        {
            "active_total": "<float>",
            "net_income": "<float>",
            "revenue": null,
            "material_expenses": null,
            "personnel_expenses": null,
            "employees": "<int>",
            "year": "<int>"
        }
    ],
    "ubos": {
        "beneficial_owners": [
            {
                "person": {
                    "entity_id": "<32-char hex>",
                    "name": "<string>",
                    "birth_date": null,
                    "name_parts": {
                        "given": "<string>",
                        "family": "<string>",
                        "canonical_name": "<string>"
                    },
                    "location": {
                        "home": {
                            "city": "<string>",
                            "county": "<string>",
                            "state": "<string>",
                            "country": "<ISO country>"
                        }
                    }
                },
                "ownership_percentage": "<float>",
                "paths": [
                    {
                        "percentage": "<float>",
                        "via": []
                    }
                ]
            }
        ],
        "unresolved_beneficial_owners": [],
        "coverage": {
            "resolved_percentage": "<float>",
            "unresolved_percentage": "<int>"
        }
    },
    "shareholdings": null,
    "history": [
        {
            "entity_type": "<string>",
            "name": {
                "en": "<string>",
                "de": "<string>"
            },
            "description": {
                "short": {
                    "en": "<string>",
                    "de": "<string>"
                }
            },
            "start_date": "<ISO date>",
            "details": {
                "value": {
                    "@type": "<string>"
                },
                "linked_entities": {
                    "organization": {
                        "name": "<string>"
                    }
                }
            }
        }
    ]
}

Base fields

entity_id string

Stable handelsregister.ai identifier (32-char hex string).

name string

Registered legal name of the entity.

status enum

ACTIVE or INACTIVE.

legal_form string

Legal form (GmbH, AG, KG, …) when available.

address object

Postal address with street, house_number, postal_code, city, county, state, country and coordinates.

registration object

registration_date date

Initial entry into the commercial register (ISO date).

purpose string

Stated business purpose (Unternehmensgegenstand).

contact_data object

website, phone_number and email when available.

industry_classification object

Industry codes per WZ2008 and WZ2025 with labels.

keywords array<string>

Keywords derived from the business purpose.

products_and_services array<string>

Product and service descriptions when available.

history array<object>

Chronological log of all register changes (name, seat, capital, representation, …).

features=financial_kpi

financial_kpi array<object>

Per fiscal year: revenue, employees, active_total (balance-sheet total), net_income, material_expenses, personnel_expenses.

features=balance_sheet_accounts

balance_sheet_accounts array<object>

Per fiscal year: hierarchical balance-sheet line items from the published annual statement.

features=profit_and_loss_account

profit_and_loss_account array<object>

Per fiscal year: hierarchical profit-and-loss line items.

features=related_persons

related_persons object

Authorized representatives: { current: [...], past: [...] } — managing directors, board members, signatories.

features=shareholders

shareholders object

Shareholders: { total_capital, entries: [...] }. Each entry carries shareholder, contribution, contribution_ratio and role. total_capital, contribution and contribution_ratio may be null (e.g. for partnerships).

features=ubos

ubos object

Ultimate beneficial owners: { beneficial_owners, unresolved_beneficial_owners, coverage } as recorded in the transparency register.

features=shareholdings

shareholdings object

Stakes this entity holds in others: { holdings: { current: [...] }, summary }. Each holding links another organization by entity_id.

features=publications

publications array<object>

Official commercial-register publications (date, title, full text).

features=annual_financial_statements__html

annual_financial_statements__html array<object>

Published annual statements with document_html (rendered HTML), document_type, document_title, document_date, language and year.

Profile · Financials · People · Documents

Structured data and full text — per company

From annual statements as HTML to UBO lists: enable each field individually via the features parameter. One API, all data.

Key figures Revenue, employee count, total assets, net income — per fiscal year.
Authorized representatives Current and former managing directors, board members, signatories — with roles and date ranges.
Publications Official commercial register publications including date and full text.
Gesellschafter Current shareholder structure with stakes and contributions.
Wirtschaftlich Berechtigte (UBOs) Ultimate beneficial owners as recorded in the German transparency register.
Beteiligungen Stakes this company holds in other entities.
Bilanz Full balance sheet line items from published annual statements.
Gewinn- und Verlustrechnung P&L line items per fiscal year.
Jahresabschlüsse (HTML) Published annual financial statements rendered as HTML.
Insolvenzbekanntmachungen Notices from the official insolvency registers.
News Recent mentions of the company from external news sources.

Unlock every field with an API key Get API key →

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REST API Plain GET request with an X-API-KEY header. Works with any HTTP client. Python Works with requests, httpx, or your library of choice. Node.js Standard fetch or axios — no extra SDK required. MCP Server Plug directly into Claude, Cursor, or any MCP-capable AI client. n8n Drop-in custom node for n8n workflow automations. Webhook Callable from Zapier, Make, or any webhook platform.

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