COMPANY PROFILE
GroSe GmbH
GmbH (Limited Liability Company)MannheimReal estate agencies
FOUNDED
1989
37+ years active
TRADE REGISTER
HRB 4874
Mannheim
INDUSTRY
Real estate agencies
SIZE CLASS
Small enterprise
Key questions answered
What does the company do?
Immobilienverwaltung, Vermittlung und Verkauf von Immobilien, treuhändische Verwaltung von Vermögen aller Art, Vermittlung und Überwachung von Werk- und Dienstleitungen aller Art, Organisation und Betreuung von Gebäude-Instandsetzungen aller Art
Who leads it?
Petra Grotelüschen-Serafim (geb. Grotelüschen) · Managing Director
How large is it?
Small enterprise
How stable is it?
Stability assessment in Plus profile
Business activity
Industry (WZ2008)
Real estate agencies
WZ L68.31
Size class
Small
Industry (WZ2008) (3)
- L68.31Real estate agencies
- L68.32Management of real estate on a fee or contract basis
- N82.99Other business support service activities n.e.c.
Business purpose
Immobilienverwaltung, Vermittlung und Verkauf von Immobilien, treuhändische Verwaltung von Vermögen aller Art, Vermittlung und Überwachung von Werk- und Dienstleitungen aller Art, Organisation und Betreuung von Gebäude-Instandsetzungen aller Art
Legal essentials
- Register entry
- HRB 4874 (Mannheim)
- Legal form
- GmbH (Limited Liability Company)
- Founded
- 07 Feb 1989
- Share capital
- €25,750
- VAT ID
- —
- LEI
- —
- Representation rules
- Ist nur ein Geschäftsführer bestellt, vertritt er allein. Sind mehrere Geschäftsführer bestellt, vertreten zwei gemeinsam oder ein Geschäftsführer mit einem Prokuristen. Einzelvertretungsbefugnis kann erteilt werden.
Order shareholder list
The statutory shareholder list (§ 40 GmbHG) straight from the official register portal — who holds which shares.
Available once you sign in
Annual statements
No public annual statements on file.
Signals
Four dimensions from hard data — age, financials, HRB events, compliance. The ratings themselves are shown in the Plus profile only.
- Continuity1Available in Plus profile
- Financials2Available in Plus profile
- Management3Available in Plus profile
- Legal status4Available in Plus profile
Directors & officers
Managing directors
Petra Grotelüschen-Serafim (geb. Grotelüschen)
Managing Director
Research contacts
AI-powered research for publicly available contacts: name, role, phone, email, LinkedIn.
Available once you sign in
Recent news
AI-powered research across press, social media and job postings from the last six months.
Available once you sign in
Commercial register history
No events on file.
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DEVELOPERS
Programmatic access
Three ways to access this company's data programmatically:
- AGENT-CARD
Freely accessible, no API key required — a compact JSON summary for agents and crawlers.
- API
Full, authenticated data via the Implisense API v2 (API key required).
- MCP
MCP server live at mcp.implisense.com (FastMCP, Bearer auth) — usable with ChatGPT, Claude, and your own agents.
What the Plus profile adds
The same page, fully populated — plus the research services locked here.
- Revenue, result and equity across every available year
- All four signals with rationale and source
- Contact search: names, roles, phone, email, LinkedIn
- Shareholder list from the official register portal
- News research covering the last six months
- The full commercial register history