Offshore Structure Setup Cost Calculator

Offshore structures overview 2026: Cayman Islands: most common for hedge funds and PE; LLC or exempted company $20,000-50,000 setup; $10,000-25,000/year maintenance; registered agent: $2,000-5,000/year; directors: $5,000-15,000/year; British Virgin Islands (BVI): simpler structure, lower cost; BVI Business Company $5,000-15,000 setup; $3,000-8,000/year maintenance; Isle of Man / Guernsey / Jersey: favored by UK-connected families; sophisticated trust law; $20,000-50,000 annual trust administration; Cook Islands Trust: gold standard for asset protection; very difficult for US creditors to attach; setup $15,000-30,000; annual $8,000-20,000; Liechtenstein Foundation: civil law foundation alternative to trust; privacy-focused; $25,000-75,000 setup; $15,000-30,000/year; Singapore Family Office: 13O/13U tax incentive schemes; manage $10M-50M to qualify; $100,000-300,000 to establish.

US offshore reporting requirements (critical compliance): FBAR (FinCEN 114): required if foreign financial accounts exceed $10,000 at any point; due April 15 (auto-extension to October); penalty: willful failure $100,000+ or 50% of account value per year; FATCA (Form 8938): foreign assets exceeding $50K (single) or $100K (married) at year-end; filed with Form 1040; PFIC (Passive Foreign Investment Company) reporting: Form 8621 for each PFIC held; complex mark-to-market or QEF elections; Form 3520/3520-A: foreign trust reporting; gifts received from foreign persons >$100K; Form 5471: US shareholders of foreign corporations (10%+ ownership); Form 8865: US partners in foreign partnerships; GILTI (Global Intangible Low-Taxed Income): US shareholders of foreign corps pay GILTI at 10.5-21%; compliance costs: $25,000-100,000/year in accountant fees for complex offshore structures; IRS focus: offshore compliance is high priority enforcement area.

Family offices (single or multi) make sense at $50M+ in investable assets. Below that, private banking (JP Morgan Private Bank, Goldman Sachs PWM, UBS) offers similar services with lower minimums ($5-25M). Family offices provide consolidated reporting, direct deal access, and custom investment mandates unavailable at private banks. Multi-family offices (Bessemer Trust, Glenmede) offer a middle ground at $10M+ with family-office-level service at lower cost.

Most wealth advisors recommend 3-5% of liquid net worth in cash/cash equivalents for UHNW individuals — enough to cover 12-24 months of lifestyle expenses plus opportunistic investments. Excess cash above this benchmark costs 5-8% annually in opportunity cost vs. diversified portfolios. Treasury bills, money market funds, and short-duration bonds provide liquidity with yield while maintaining capital preservation objectives.