active

CONSTRUQT GmbH GmbH

Mainz ·HRB 43850 Mainz

Part 1 / 2

Structured data

Parsed, typed and queryable directly through the API.

Overview

Legal form: GmbH
Address: Mombacher Straße 68
55122 Mainz
Commercial register: HRB 43850, Mainz
Registration date: January 17, 2012
Purpose: Gegenstand des Unternehmens ist die Tätigkeit im Bereich Projektingenieur-, Projektmanagement- und Planungsbüro, Sachverständigen- und Fachplanungsbüro, Ingenieurdienstleister im Bereich Bauwesen (insbesondere mit Fokus auf Brandschutz, Elektro, Lüftung und Leitungsführung), Übernahme, Steuerung und Abwicklung von Projekten im baulichen Brandschutz, insbesondere im Bereich Rechenzentren, Projektmanagement und Koordination komplexer Bau- und Brandschutzprojekte, Entwicklung digitaler Prozesse, Projektmanagement- und Organisationssystem, Aufbau, Koordination und Steuerung von Subunternehmernetzwerken, Vergabe und Management von Projektleistungen an Subunternehmer, Entwicklung, Aufbau, Halten und Lizenzierung von Marken, Rechten und Beteiligungen an anderen Unternehmen, Projektentwicklung, Zusammenarbeit mit Investoren, Finanzierungs- und Beteiligungsstrukturen sowie Business Angels.

Financials

Total assets 2023

564.736 €

Net income 2023

69.599 €

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

Balance sheet

2023

Assets 564,7 k

Current Assets 97,0 % 547,9 k
Fixed Assets 3,0 % 16,7 k
Prepaid Expenses 0,0 % 128

Liabilities and Equity 564,7 k

Equity 96,7 % 546,1 k
Provisions 2,4 % 13,3 k
Liabilities 0,9 % 5,3 k

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

Balance sheet data available for 1 earlier fiscal years.

Authorized representatives

Florian Dehnhard since 2026 Managing Director
Metin Sahin since 2026 Managing Director

1 former representatives · viewable with an API key Get API key →

Ownership & holdings

Shareholders

FALQN Holding GmbH DEU HRB 53065 AG Mainz 50.0 % 25k €
Stonebase Ventures GmbH DEU HRB 53757 AG Mainz 50.0 % 25k €

Ultimate beneficial owners (UBOs)

2 hold ≥ 25%

50.0 % identified 50.0 % unidentified

C****** D****** ≥25% 25.0 %

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

History

2026
08.06.

Member entry

Metin Sahin · Managing Director
08.06.

Member entry

Florian Dehnhard · Managing Director
08.06.

Change of purpose

Gegenstand des Unternehmens ist die Tätigkeit im Bereich Projektingenieur-, Projektmanagement- und Planungsbüro, Sachverständigen- und Fachplanungsbüro, Ingenieurdienstleister im Bereich Bauwesen (insbesondere mit Fokus auf Brandschutz, Elektro, Lüftung und Leitungsführung), Übernahme, Steuerung und Abwicklung von Projekten im baulichen Brandschutz, insbesondere im Bereich Rechenzentren, Projektmanagement und Koordination komplexer Bau- und Brandschutzprojekte, Entwicklung digitaler Prozesse, Projektmanagement- und Organisationssystem, Aufbau, Koordination und Steuerung von Subunternehmernetzwerken, Vergabe und Management von Projektleistungen an Subunternehmer, Entwicklung, Aufbau, Halten und Lizenzierung von Marken, Rechten und Beteiligungen an anderen Unternehmen, Projektentwicklung, Zusammenarbeit mit Investoren, Finanzierungs- und Beteiligungsstrukturen sowie Business Angels.
08.06.

Exit of position

Bertan Topuz · Managing Director
08.06.

Change of bylaws

CONSTRUQT GmbH
08.06.

Change of share capital

CONSTRUQT GmbH
2025
18.12.

Exit of position

Metin Sahin · Managing Director
11.12.

Change of bylaws

CONSTRUQT GmbH

20 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.

2023 Jahresabschluss
2022 Jahresabschluss ↓

Previous year — readable in full

Jahresabschluss 2022

Published June 17, 2024 · Source: Bundesanzeiger

Redgon GmbH

Mainz

Jahresabschluss zum Geschäftsjahr vom 01.01.2022 bis zum 31.12.2022

Bilanz

Aktiva
	31.12.2022 EUR	31.12.2021 EUR
A. Anlagevermögen	83.957,08	104.490,08
I. Immaterielle Vermögensgegenstände	6.166,00	8.566,00
II. Sachanlagen	70.269,00	88.402,00
III. Finanzanlagen	7.522,08	7.522,08
B. Umlaufvermögen	513.725,02	486.396,95
I. Forderungen und sonstige Vermögensgegenstände	494.404,07	457.939,95
II. Kassenbestand, Bundesbankguthaben, Guthaben bei Kreditinstituten und Schecks	19.320,95	28.457,00
C. Rechnungsabgrenzungsposten	1.062,87	1.751,18
Aktiva	598.744,97	592.638,21

Passiva
	31.12.2022 EUR	31.12.2021 EUR
A. Eigenkapital	476.506,89	373.189,75
I. eingefordertes Kapital	12.500,00	12.500,00
1. Gezeichnetes Kapital	25.000,00	25.000,00
2. nicht eingeforderte ausstehende Einlagen	-12.500,00	-12.500,00
II. Bilanzgewinn	464.006,89	360.689,75
davon Gewinnvortrag	360.689,75	304.392,66
B. Rückstellungen	10.849,42	4.500,00
C. Verbindlichkeiten	111.388,66	214.948,46
davon mit einer Restlaufzeit bis zu einem Jahr	111.388,66	214.948,46
Passiva	598.744,97	592.638,21

sonstige Berichtsbestandteile

Mainz, den 11.6.2024

gez. Metin Sahin, (Gesellschafter-Geschäftsführer)

Angaben zur Feststellung:
Der Jahresabschluss wurde am 11.06.2024 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.

Website snapshot (auto-discovered) AI

Unlock with API key Get API key →

Live API

GEThandelsregister.ai/api/v1/fetch-organization

?q=6d75d9017b0608b7b203a988417ad2da

&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=6d75d9017b0608b7b203a988417ad2da&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="6d75d9017b0608b7b203a988417ad2da",
    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: '6d75d9017b0608b7b203a988417ad2da',
  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: '6d75d9017b0608b7b203a988417ad2da',
    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 | 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": [],
    "products_and_services": [],
    "contact_data": {
        "website": null,
        "phone_number": null,
        "email": null
    },
    "industry_classification": {
        "WZ2008": []
    },
    "representation_scheme": {
        "current": [
            "<string>"
        ],
        "history": [
            {
                "value": [
                    "<string>"
                ],
                "effective_from": "<string>",
                "effective_to": null
            }
        ]
    },
    "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": null
                        }
                    ]
                },
                "role_representation_scheme": {
                    "current": [
                        "<string>"
                    ],
                    "history": [
                        {
                            "value": [
                                "<string>"
                            ],
                            "effective_from": "<string>",
                            "effective_to": "<string>"
                        }
                    ]
                }
            }
        ],
        "past": [
            {
                "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": "<ISO date>",
                "birth_date": null,
                "name_parts": {
                    "given": "<string>",
                    "family": "<string>",
                    "maiden": null,
                    "canonical_name": "<string>",
                    "previous_names": null
                },
                "location": {
                    "home": {
                        "city": "<string>"
                    }
                },
                "organization_representation_scheme": {
                    "latest": [
                        "<string>"
                    ],
                    "history": [
                        {
                            "value": [
                                "<string>"
                            ],
                            "effective_from": "<string>",
                            "effective_to": null
                        }
                    ]
                },
                "role_representation_scheme": {
                    "latest": [
                        "<string>"
                    ],
                    "history": [
                        {
                            "value": [
                                "<string>"
                            ],
                            "effective_from": "<string>",
                            "effective_to": "<string>"
                        }
                    ]
                }
            }
        ]
    },
    "financial_kpi": [
        {
            "year": "<int>",
            "employees": null,
            "active_total": "<float>",
            "revenue": null,
            "material_expenses": null,
            "personnel_expenses": null,
            "net_income": "<float>"
        }
    ],
    "annual_financial_statements__html": [
        {
            "document_type": "<string>",
            "document_date": "<ISO date>",
            "document_title": "<string>",
            "language": "<string>",
            "year": "<int>",
            "document_html": "<string>"
        }
    ],
    "profit_and_loss_account": [],
    "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": []
                                }
                            ]
                        }
                    ]
                }
            ]
        }
    ],
    "ubos": {
        "beneficial_owners": [
            {
                "person": {
                    "entity_id": null,
                    "name": "<string>",
                    "birth_date": null,
                    "name_parts": {
                        "given": "<string>",
                        "family": "<string>"
                    },
                    "location": null
                },
                "ownership_percentage": "<float>",
                "paths": [
                    {
                        "percentage": "<float>",
                        "via": [
                            {
                                "depth": "<int>",
                                "name": "<string>",
                                "entity_id": "<32-char hex>",
                                "step_percentage": "<float>"
                            }
                        ]
                    }
                ]
            }
        ],
        "unresolved_beneficial_owners": [
            {
                "reason": "<string>",
                "entity_id": "<32-char hex>",
                "name": "<string>",
                "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>",
                "via": []
            }
        ],
        "coverage": {
            "resolved_percentage": "<float>",
            "unresolved_percentage": "<float>"
        }
    },
    "shareholdings": null,
    "shareholders": {
        "total_capital": {
            "amount": "<float>",
            "currency": "<ISO currency>"
        },
        "entries": [
            {
                "shareholder": {
                    "entity_id": "<32-char hex>",
                    "entity_name": "<string>",
                    "address": "<string>",
                    "country_code": "<ISO country>",
                    "registration_reference": "<string>"
                },
                "contribution": {
                    "amount": "<float>",
                    "currency": "<ISO currency>"
                },
                "contribution_ratio": "<float>",
                "role": {
                    "label": "<string>",
                    "en": {
                        "long": "<string>",
                        "short": "<string>"
                    },
                    "de": {
                        "long": "<string>",
                        "short": "<string>"
                    }
                }
            }
        ],
        "history": {
            "redacted": "<bool>"
        }
    },
    "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": "<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, 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.

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.

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