Fundraising FoxPetra
Venture capitalActively deployingSan Francisco · 5 people tracked
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Fund manager profile
Petra is a venture fund manager based in San Francisco. SEC filings show 1 venture fund on record, most recently Petra Fund I, LP ($50M offering) filed April 2026.
Source: SEC EDGAR Form D filings. Firm website data not yet available.
Team · 5 people
from public directories
Lukas Linemayr is a founder and general partner at Petra, an early-stage venture capital firm focused on technology companies. He serves as a board member at Bezel and has made seed investments in multiple companies including Mesh, Logical Intelligence, Coframe, Mermaid, and Lemurian Labs, among others. Linemayr is an Austrian immigrant.
What they invest in
from 1 of 1 portfolio companiesAI & Machine Learning ×1Enterprise Software ×1Fintech ×1
HQs:United States×1
Investments · 1 tracked
founders shown can be your intro pathRiver Technologies builds custom software from scratch for financial firms, including global investment banks, hedge funds, alternative asset managers, and sovereign wealth funds.
AI & Machine LearningEnterprise SoftwareFintechNew York City, US
Co-investorsAlso CapitalFounders FundTimeless Partners VenturesBain CapitalFirst AnalysisGreat Hill Partners
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Frequently asked questions
- Where is Petra located?
- Petra is headquartered in San Francisco, US.