active Legal form AG Gesellschaft mit beschränkter Haftung

ad hoc holding AG

JenaGera, DEU ·HRB 523473 Jena ·adhoc-holding.de

Part 1 / 2

Structured data

Parsed, typed and queryable directly through the API.

Overview

Legal form: AG
Address: Roland-Ducke-Weg 1
07745 Jena
Commercial register: HRB 523473, Jena
Registration date: May 26, 2025
Industry: Beteiligungsgesellschaften
Managementtätigkeiten von sonstigen Holdinggesellschaften
Managementtätigkeiten von Holdinggesellschaften mit überwiegend finanziellem Anteilsbesitz
Purpose: die Beteiligung an anderen Unternehmen, vorwiegend im Bereich der Immobilienbewirtschaftung

15 products, services and keywords · viewable with an API key Get API key →

Financials

Employees 2024

Total assets 2024

1,99 Mio. €

Net income 2024

550.525 €

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

Balance sheet

2024

Assets 1,99 Mio

Fixed Assets 58,0 % 1,15 Mio
Current Assets 41,2 % 820,1 k
Prepaid Expenses 0,8 % 16,9 k

Liabilities and Equity 1,99 Mio

Liabilities 51,3 % 1,02 Mio
Equity 43,7 % 870,5 k
Provisions 5,0 % 99,1 k

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

Balance sheet data available for 2 earlier fiscal years.

Authorized representatives

Michael Topf since 2025 Board Member
Mike Michel Neumeister since 2025 Board Member
Saskia Beyer since 2025 Board Member

Ownership & holdings

Ultimate beneficial owners (UBOs)

3 hold ≥ 25%

S***** B**** ≥25% 33.3 %
M****** T*** ≥25% 33.3 %

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

Holds shares in

ad hoc bau.werk GmbH Jena, DEU 100.0 %
K & S Holding GmbH Triptis, DEU 100.0 %
ad hoc maler.werk GmbH Jena, DEU 100.0 %

4 more holdings · viewable with an API key Get API key →

History

2026
03.02.

Change of bylaws

ad hoc holding AG
03.02.

Change of share capital

ad hoc holding AG
2025
14.07.

Change of company name

ad hoc holding AG
14.07.

Change of bylaws

ad hoc holding AG
14.07.

Member entry

Saskia Beyer · Board Member
14.07.

Change of representation scheme

Ist nur ein Vorstandsmitglied bestellt, so vertritt es die Gesellschaft allein. Sind mehrere Vorstandsmitglieder bestellt, so wird die Gesellschaft durch zwei Vorstandsmitglieder oder durch ein Vorstandsmitglied gemeinsam mit einem Prokuristen vertreten.
14.07.

Change of seat

ad hoc holding AG
14.07.

Member entry

Michael Topf · Board Member

27 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 ↓
2022 Jahresabschluss

Previous year — readable in full

Jahresabschluss 2023

Published October 4, 2024 · Source: Bundesanzeiger

ad hoc Holding GmbH

Gera

Jahresabschluss zum Geschäftsjahr vom 01.01.2023 bis zum 31.12.2023

Bilanz

Aktiva

	31.12.2023 EUR	31.12.2022 EUR
A. Anlagevermögen	392.235,52	20.276,00
I. Immaterielle Vermögensgegenstände	4.898,00	5.290,00
II. Sachanlagen	263.587,52	2.486,00
III. Finanzanlagen	123.750,00	12.500,00
B. Umlaufvermögen	878.284,18	173.266,63
I. Vorräte	13.511,68
II. Forderungen und sonstige Vermögensgegenstände	809.866,25	23.243,68
III. Kassenbestand, Bundesbankguthaben, Guthaben bei Kreditinstituten und Schecks	54.906,25	150.022,95
C. Rechnungsabgrenzungsposten	7.597,06	44.322,05
Aktiva	1.278.116,76	237.864,68
Passiva
	31.12.2023 EUR	31.12.2022 EUR
A. Eigenkapital	319.948,28	115.699,64
I. eingefordertes Kapital	53.398,00	25.249,00
1. Gezeichnetes Kapital	65.898,00	34.600,00
2. nicht eingeforderte ausstehende Einlagen	-12.500,00	-9.351,00
II. Gewinnvortrag	90.450,64	25.841,54
III. Jahresüberschuss	176.099,64	64.609,10
B. Rückstellungen	57.636,02	39.132,90
C. Verbindlichkeiten	900.532,46	83.032,14
Passiva	1.278.116,76	237.864,68

Anhang

Allgemeine Angaben zum Jahresabschluss

Angaben zur Identifikation der Gesellschaft laut Registergericht

Firmenname laut Registergericht:	ad hoc Holding GmbH
Firmensitz laut Registergericht:	Gera
Registereintrag:	Handelsregister
Registergericht:	Jena
Register-Nr.:	HRB 516757

Angaben zu Bilanzierungs- und Bewertungsmethoden

Bilanzierungs- und Bewertungsgrundsätze

Erworbene immaterielle Anlagewerte wurden zu Anschaffungskosten angesetzt und, sofern sie der Abnutzung unterlagen, um planmäßige Abschreibungen vermindert.

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

Die planmäßigen Abschreibungen wurden nach der voraussichtlichen Nutzungsdauer der Vermögensgegenstände linear vorgenommen.

Die Finanzanlagen wurden wie folgt angesetzt und bewertet:

- Beteiligungen zu Anschaffungskosten

Soweit erforderlich, wurde der am Bilanzstichtag vorliegende niedrigere Wert angesetzt.

Die Vorräte wurden zu Anschaffungs- bzw. Herstellungskosten angesetzt. Sofern die Tageswerte am Bilanzstichtag niedriger waren, wurden diese angesetzt.

Forderungen und Wertpapiere wurden unter Berücksichtigung aller erkennbaren Risiken bewertet.

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.

Angaben zur Bilanz

Angabe zu Forderungen mit einer Restlaufzeit größer einem Jahr

Der Betrag der Forderungen mit einer Restlaufzeit größer einem Jahr beträgt 77.534,75 Euro (Vorjahr: 5.118,19 Euro).

Angaben zu Forderungen gegenüber Gesellschaftern

Der Wert der Forderungen gegenüber Gesellschaftern beläuft sich auf 23.507,70 Euro (Vorjahr: 13.532,50 Euro).

Angabe zu Restlaufzeitvermerken

Der Betrag der Verbindlichkeiten mit einer Restlaufzeit bis zu einem Jahr beträgt 822.231,37 Euro (Vorjahr: 83.032,14 Euro).

Sonstige Angaben

Durchschnittliche Zahl der während des Geschäftsjahrs beschäftigten Arbeitnehmer

Die durchschnittliche Zahl der während des Geschäftsjahres im Unternehmen beschäftigten Arbeitnehmer betrug 22.

Unterschrift der Geschäftsführung

Gera, 12.09.2024

Saskia Beyer, Geschäftsführer ad hoc Holding GmbH

Michael Topf, Geschäftsführer ad hoc Holding GmbH

Mike Neumeister, Geschäftsführer ad hoc Holding GmbH

sonstige Berichtsbestandteile

Angaben zur Feststellung:

Der Jahresabschluss wurde am 12.09.2024 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.

adhoc-holding.de AI

Unlock with API key Get API key →

Live API

GEThandelsregister.ai/api/v1/fetch-organization

?q=b183b9c884d7ac6e8672de53e5bd7b48

&features=financial_kpi

&features=balance_sheet_accounts

&features=related_persons

&features=ubos

&features=shareholdings

&features=history

&features=annual_financial_statements__html

curl -H 'X-API-KEY: YOUR_API_KEY' \
  "https://handelsregister.ai/api/v1/fetch-organization?q=b183b9c884d7ac6e8672de53e5bd7b48&features=financial_kpi&features=balance_sheet_accounts&features=related_persons&features=ubos&features=shareholdings&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="b183b9c884d7ac6e8672de53e5bd7b48",
    features=[
        "financial_kpi",
        "balance_sheet_accounts",
        "related_persons",
        "ubos",
        "shareholdings",
        "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: 'b183b9c884d7ac6e8672de53e5bd7b48',
  features: [
    'financial_kpi',
    'balance_sheet_accounts',
    'related_persons',
    'ubos',
    'shareholdings',
    '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: 'b183b9c884d7ac6e8672de53e5bd7b48',
    features: [
      'financial_kpi',
      'balance_sheet_accounts',
      'related_persons',
      'ubos',
      'shareholdings',
      'history',
      'annual_financial_statements__html',
    ],
  });
  console.log(organization.name);
})();

{
    "entity_id": "<32-char hex>",
    "name": "<string>",
    "status": "<enum: ACTIVE | TERMINATED | DISSOLVED | INSOLVENT>",
    "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": [
        "<string>"
    ],
    "products_and_services": [
        "<string>"
    ],
    "contact_data": {
        "website": "<URL>",
        "phone_number": "<phone>",
        "email": "<email>"
    },
    "industry_classification": {
        "WZ2008": [
            {
                "code": "<string>",
                "label": "<string>"
            }
        ],
        "WZ2025": [
            {
                "code": "<string>",
                "label": "<string>"
            }
        ]
    },
    "seat": {
        "city": "<string>"
    },
    "shareholders": null,
    "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>"
        }
    },
    "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": []
                                }
                            ]
                        }
                    ]
                }
            ]
        }
    ],
    "annual_financial_statements__html": [
        {
            "document_type": "<string>",
            "document_date": "<ISO date>",
            "document_title": "<string>",
            "language": "<string>",
            "year": "<int>",
            "document_html": "<string>"
        }
    ],
    "representation_scheme": {
        "current": [
            "<string>"
        ],
        "history": [
            {
                "value": [
                    "<string>"
                ],
                "effective_from": "<string>",
                "effective_to": "<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>"
                    }
                },
                "organization_representation_scheme": {
                    "current": [
                        "<string>"
                    ],
                    "history": [
                        {
                            "value": [
                                "<string>"
                            ],
                            "effective_from": "<string>",
                            "effective_to": "<string>"
                        }
                    ]
                },
                "role_representation_scheme": {
                    "current": [
                        "<string>"
                    ],
                    "history": [
                        {
                            "value": [
                                "<string>"
                            ],
                            "effective_from": "<string>",
                            "effective_to": null
                        }
                    ]
                }
            }
        ],
        "past": []
    },
    "shareholdings": {
        "holdings": {
            "current": [
                {
                    "organization": {
                        "entity_id": "<32-char hex>",
                        "name": "<string>",
                        "status": "<enum: ACTIVE | TERMINATED | DISSOLVED | INSOLVENT>",
                        "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>"
                        }
                    },
                    "ownership": {
                        "percentage": "<float>",
                        "contribution": {
                            "amount": "<float>",
                            "currency": "<ISO currency>"
                        }
                    },
                    "as_of": "<string>"
                }
            ]
        },
        "summary": {
            "total_current": "<int>"
        }
    },
    "profit_and_loss_account": [],
    "financial_kpi": [
        {
            "year": "<int>",
            "employees": "<int>",
            "active_total": "<float>",
            "revenue": null,
            "material_expenses": null,
            "personnel_expenses": null,
            "net_income": "<float>"
        }
    ],
    "capital": {
        "current": {
            "amount": "<float>",
            "currency": "<ISO currency>",
            "kind": "<string>"
        },
        "history": [
            {
                "value": {
                    "amount": "<float>",
                    "currency": "<ISO currency>",
                    "kind": "<string>"
                },
                "effective_from": "<string>",
                "effective_to": "<string>"
            }
        ]
    },
    "history": [
        {
            "entity_type": "<string>",
            "name": {
                "en": "<string>",
                "de": "<string>"
            },
            "description": {
                "short": {
                    "en": "<string>",
                    "de": "<string>"
                }
            },
            "start_date": "<ISO date>",
            "details": {
                "value": {
                    "@type": "<string>",
                    "value": "<float>",
                    "currency": "<ISO currency>"
                },
                "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, TERMINATED, DISSOLVED or INSOLVENT.

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).

representation_scheme object

General representation scheme: { current: [...], history: [...] } with effective_from/effective_to per version.

capital object

Registered capital: { current, history }. current carries amount, currency and kind (STAMMKAPITAL, GRUNDKAPITAL, HAFTSUMME, GENEHMIGTES_KAPITAL, BEDINGTES_KAPITAL, VARIABLES_KAPITAL — open enum); each history entry has value, effective_from and effective_to (null = still in force). change_amount on a history entry is unsigned and does not always equal the difference between two consecutive amounts, so derive increases and decreases from the amounts. Partnerships and other entities without registered capital return current: null and an empty history.

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. Each person carries organization_representation_scheme and role_representation_scheme (current scheme + history).

features=shareholders

shareholders object

Shareholders: { total_capital, entries: [...], history: { current_as_of, past: [...] } }. Each entry carries shareholder, contribution, contribution_ratio and role; history.past delivers previous shareholder lists with an as_of date. 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.

AI assistants

This company in Claude or ChatGPT

Connect handelsregister.ai to your AI assistant once – then simply ask it about this and any other company.

All MCP tools in the documentation →

In Claude, go to Settings → Connectors → “Add custom connector”.
Enter this server URL: https://mcp.handelsregister.ai/mcp
Sign in with your handelsregister.ai account in the dialog. The connector is then available in every chat under “Tools”.

In ChatGPT, go to Settings → Connectors → Advanced, enable Developer mode and choose “Create”.
Enter the name “handelsregister”, authentication OAuth and this server URL: https://mcp.handelsregister.ai/mcp
Sign in with your handelsregister.ai account in the dialog and enable the connector in the chat under “More”.

Run once in your terminal:

claude mcp add --transport http handelsregister https://mcp.handelsregister.ai/mcp \
  --header "X-API-Key: YOUR_API_KEY"

Done – the server is now available in every Claude Code session.

For your own applications: pass the server as a tool, authenticated with your API key.

from openai import OpenAI

client = OpenAI()
response = client.responses.create(
    model="gpt-6-astra",
    input="ad hoc holding AG: Geschäftsführung, Gesellschafter, Kennzahlen?",
    tools=[{
        "type": "mcp",
        "server_label": "handelsregister",
        "server_url": "https://mcp.handelsregister.ai/mcp",
        "headers": {"X-API-Key": "YOUR_API_KEY"},
        "require_approval": "never",
    }],
)
print(response.output_text)

Cursor, Windsurf and other MCP clients: add this block to the MCP configuration.

{
  "mcpServers": {
    "handelsregister": {
      "url": "https://mcp.handelsregister.ai/mcp",
      "headers": { "X-API-Key": "YOUR_API_KEY" }
    }
  }
}

Replace YOUR_API_KEY with your key – once you are signed in it is filled in here automatically.

Try it in the chat:

What do you know about ad hoc holding AG? Use entity_id b183b9c884d7ac6e8672de53e5bd7b48 and show me the management, shareholders and the latest key figures.

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 →

Code · AI agents · No-code · Workflows

Plug into any stack

Whether you're building a classical API integration, an AI agent, or a no-code workflow — this data slots in.

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.

Use this data in your app

Grab an API key and pull this structured commercial register data straight from your application — no scraping, no PDFs.

Get API key