Private company
Poseidon Commercial Insurance Company
Poseidon Commercial Insurance Company is an American company based in Greensboro, North Carolina.1
Last updated Oct 20, 2026.
Overview
Corporate structure
Poseidon Commercial Insurance Company is part of a group headed by Arch Capital Group Ltd.. 40 entities, 8 countries on record. Switch between the flow chart and the network, and select any entity to see its details.
- Arch Capital Group Ltd. Hamilton, Bermuda
- ALWYN INSURANCE COMPANY LIMITED Gibraltar, Gibraltar
- ARCH CAPITAL GROUP (U.S.) INC. Jersey City, New Jersey, United States
- Arch Group Reinsurance Ltd. Hamilton, Bermuda
- ARCH INSURANCE GROUP INC. Jersey City, New Jersey, United States
- Stoneshore Insurance Limited Pembroke, Bermuda
- ARCH FINANCIAL HOLDINGS EUROPE II LIMITED Dublin 4, Ireland
- ARCH INSURANCE (EU) DESIGNATED ACTIVITY COMPANY Dublin, Ireland
- Arch Insurance (EU) DAC Branch · Dublin, Ireland
- Arch Insurance (EU) Designated Activity Company Branch · Ballsbridge, Ireland
- ARCH UNDERWRITERS EUROPE LIMITED Dublin, Ireland
- ARCH FINANCIAL HOLDINGS EUROPE IV LIMITED Subsidiary · Dublin, Ireland
- ARCH INSURANCE (EU) DESIGNATED ACTIVITY COMPANY Dublin, Ireland
- ARCH FULFILLMENT OPERATIONS INC. Wilmington, Delaware, United States
- ARCH INDEMNITY INSURANCE COMPANY Jersey City, New Jersey, United States
- Arch Insurance Canada Ltd. Toronto, Ontario, Canada
- ARCH LENDERS MORTGAGE INDEMNITY LIMITED Sydney, Australia
- ARCH MANAGING AGENCY LIMITED London, United Kingdom
- ARCH REINSURANCE COMPANY Morristown, New Jersey, United States
- Arch Reinsurance Europe Underwriting Designated Activity Company Dublin, Ireland
- ARCH INSURANCE (UK) LIMITED London, United Kingdom
- ARCH REINSURANCE EUROPE UNDERWRITING DESIGNATED ACTIVITY COMPANY Branch · Dublin, Ireland
- ARCH REINSURANCE LTD. Hamilton, Bermuda
- ARCH RE UNDERWRITING ApS København K, Denmark
- Arch Investment Holdings I Ltd. Subsidiary · Hamilton, Bermuda
- ARCH SPECIALTY INSURANCE COMPANY Jersey City, New Jersey, United States
- ARCH U.S. MI HOLDINGS INC. Wilmington, Delaware, United States
- ARCH MORTGAGE ASSURANCE COMPANY Greensboro, North Carolina, United States
- ARCH MORTGAGE GUARANTY COMPANY Greensboro, North Carolina, United States
- Poseidon Commercial Insurance Company Greensboro, North Carolina, United States
- United Guaranty Residential Insurance Company Greensboro, North Carolina, United States
- ARCH U.S. MI SERVICES INC. Greensboro, North Carolina, United States
- United Guaranty Credit Insurance Company Greensboro, North Carolina, United States
- UNITED GUARANTY RESIDENTIAL INSURANCE COMPANY OF NORTH CAROLINA Greensboro, North Carolina, United States
- ARCH CAPITAL FINANCE (IRELAND) LIMITED Subsidiary · Dublin, Ireland
- ARCH CAPITAL FINANCE LLC Subsidiary · White Plains, New York, United States
- ARCH CAPITAL HOLDINGS LTD. Subsidiary · Pembroke, Bermuda
- ARCH INVESTMENTS II LLC Subsidiary · Wilmington, Delaware, United States
- Arch Investment Holdings II Ltd. Subsidiary · Hamilton, Bermuda
- Arch Investment Holdings III Ltd. Subsidiary · Hamilton, Bermuda
- Arch Investment Holdings IV Ltd. Subsidiary · Hamilton, Bermuda
Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0). Each entity in the chart links to its source.
Subsidiaries and ownership
Parent company (GLEIF)
Ultimate parent
Ownership links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); each one cites its LEI record.
Timeline
- Apr 29, 2021Parent Directly consolidated by ARCH U.S. MI HOLDINGS INC.1
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1