
Quietstorm AI
AI lab building intelligent agents for the premium ground mobility industry.
Investments across technology, energy, mobility, financial services, real estate, and private equity.
EHID maintains a diversified portfolio of operating companies, long-term holdings, and realized investments. Companies are organized by sector below.
Technology

AI lab building intelligent agents for the premium ground mobility industry.

North American commercialization arm for Step-X GmbH (Zürich) — enterprise email archiving and data management.
Energy

Strategic minority investment in the energy services sector.
Mobility

Asset-light global mobility platform focused on premium transportation and network-driven scale.

Acquisition and partnership platform targeting fragmented ground transportation operators.
Financial Services

Corporate finance and advisory firm with cross-border capabilities.

Venture capital and merchant banking firm focused on structured investments.
Real Estate

Real estate portfolio focused on long-term asset ownership and income generation.
Private Equity

Focused on small and mid-sized business acquisitions under a buy-and-build strategy.