Accounting & Tax
Lakewood, CO
O&G Tax and Accounting Services is a specialized cross-border tax firm led by a Tax Attorney and CPA, serving individuals, families, and businesses with complex U.S. tax compliance needs. They specialize in foreign-owned U.S. entities, immigrant tax rights, cross-border real estate, and U.S. expats abroad, offering audit-defensible tax strategy, bookkeeping, entity formation, IRS representation, and payroll services across all 50 states. Their unique strength lies in combining legal tax expertise with accounting precision to protect clients from high-stakes compliance risks and penalties.
Ideal for: Foreign-owned U.S. businesses, U.S. expats and digital nomads abroad, resident aliens and green card holders, immigrant families, high-net-worth individuals with cross-border assets
Service area: Lakewood, CO and nationwide (all 50 U.S. states, virtual service)
Tax Attorney + CPA Combination: Led by both a licensed Tax Attorney and CPA, providing legal interpretation of tax treaties and trade-or-business standards alongside precise accounting—a rare combination that reduces litigation and penalty exposure.
IRS Certified Acceptance Agent: Facilitate ITIN applications and verify client identity securely, eliminating the need to mail original passports to the IRS and protecting undocumented and documented immigrants building a legal tax history.
Specialized Cross-Border Expertise: Deep focus on foreign-owned U.S. entities, expat tax defense (FEIE, FBAR, FATCA), and nonresident estate planning—areas where a single missed filing can trigger $25,000+ penalties automatically.
Address: 355 S Teller St Suite 204, Lakewood, CO 80226
Phone: (303) 514-6589
Website: oandgaccounting.com
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