COMPANY PROFILE
Protonik GmbH
GmbH (Limited Liability Company)MainzOther research and experimental development on natural sciences and engineering
FOUNDED
2024
Active
TRADE REGISTER
HRB 53299
Mainz
INDUSTRY
Other research and experimental development on natural sciences and engineering
SIZE CLASS
Small enterprise
Key questions answered
What does the company do?
Entwicklung von Wasserstoff- und Batterietechnologie und damit zusammenhängende technisch-wissenschaftliche, wirtschaftliche und organisatorische Beratung.
Who leads it?
Matthias Peter Brendel, Rittmar Barthold Helmolt
How large is it?
Small enterprise
How stable is it?
Stability assessment in Plus profile
Business activity
Industry (WZ2008)
Other research and experimental development on natural sciences and engineering
WZ M72.19
Size class
Small
Industry (WZ2008) (3)
- M72.19Other research and experimental development on natural sciences and engineering
- M71.12Engineering activities and related technical consultancy
- M74.90Other professional, scientific and technical activities n.e.c.
Business purpose
Entwicklung von Wasserstoff- und Batterietechnologie und damit zusammenhängende technisch-wissenschaftliche, wirtschaftliche und organisatorische Beratung.
Address & Contact
c/o Gutenberg Digital Hub, Taunusstraße 59-61, 55118 Mainz
Map data © OpenStreetMap
OSM ↗Legal essentials
- Register entry
- HRB 53299 (Mainz)
- Legal form
- GmbH (Limited Liability Company)
- Founded
- 25 Jan 2024
- Share capital
- €25,000
- VAT ID
- —
- LEI
- —
- Representation rules
- Ist nur ein Geschäftsführer bestellt, so vertritt er die Gesellschaft allein. Sind mehrere Geschäftsführer bestellt, so wird die Gesellschaft durch zwei Geschäftsführer oder durch einen Geschäftsführer gemeinsam mit einem Prokuristen vertreten.
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
- Balance sheet
- €481,379
- Year
- 2024
2 annual statements are on file for this company.
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
Matthias Peter Brendel
Managing Director
Rittmar Barthold Helmolt
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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Location neighbours
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