Family Office Accounting & Tax Services

Clarity and Confidence, Year After Year
High-net-worth families face complex financial structures that go far beyond standard accounting. Multiple entities, diverse investments, philanthropic endeavors, and generational planning create a need for specialized coordination and strategy.
At Capstone Accounting, we provide family office accounting, tax planning, and Coordinated Financial Care (wealth advisory) services that act as the financial hub for your family. We integrate investments, entities, estate plans, and governance into a cohesive strategy, so you gain clarity, reduce risk, and preserve wealth across generations.
With Capstone, you’ll have a dedicated team that understands the intricacies of family offices and is always accessible when questions arise.
What Is Family Office Accounting?
Family office accounting is the specialized management of wealth across multiple generations, entities, and asset classes. Our core services include:
- Consolidated Financial Reporting: Aggregate investments, entities, and family member positions into unified statements.
- Entity Accounting: Manage holding companies, LLCs, partnerships, and trusts that own family assets.
- Investment Accounting: Handle partnership K-1 processing, private equity capital calls, and alternative investment tracking.
- Bill Pay & Cash Management: Oversee cash flow across family members and entities.
- Integrated Tax Planning: Coordinate compliance across individual, trust, and entity returns.
- Philanthropic Accounting: Track private foundations, donor-advised funds, and charitable giving.
Effective family office accounting provides clarity, ensures compliance, and enables families to make informed decisions across their entire financial ecosystem.
Family Office Services We Provide
Consolidated Financial Reporting
Families with multiple entities and investments need a single, accurate view of wealth. Our services include:
- Family Balance Sheets: Consolidated reporting across all entities, investments, and real property
- Performance Reporting: Track investment returns and benchmark comparisons
- Liquidity Monitoring: Cash flow and net worth trend analysis
- Custom Governance Packages: Tailored reporting for family meetings and decision-making
Multi-Entity Accounting & Administration
Coordinated oversight is essential when wealth spans multiple structures:
- Holding Companies & Investment LLCs: Comprehensive accounting and administration
- Fiduciary Reporting: Specialized trust and estate accounting
- Real Estate & Operations: Oversight for properties and operating businesses
- Intercompany Management: Tracking and elimination of intercompany transactions
- Entity Compliance: Annual reports, registered agent services, and statutory requirements
Integrated Tax Planning & Compliance
Maximizing tax efficiency requires coordination across entities, trusts, and individuals:
- Entity Tax: Partnerships, S-Corps, and C-Corps
- Fiduciary Tax: Trust and estate income tax compliance
- Individual Tax: High-net-worth individual planning and preparation
- Wealth Transfer Tax: Gift, estate, and GST planning
- Philanthropic Tax: Private foundation compliance and excise tax
- State & Local Tax (SALT): Planning for multi-state families
Wealth Coordination & Advisory (The CFC Model)
Our Coordinated Financial Care (CFC) model positions Capstone as the hub for your broader advisory team:
- Investment Oversight: Evaluate managers and coordinate reporting
- Legal Coordination: Liaison with estate planning attorneys
- Risk Management: Insurance review and analysis
- Governance Support: Facilitation of family education and meetings
Note: We do not manage investments or sell insurance products; our focus is coordination and oversight.
Bill Pay & Cash Management
Streamline household and business financial administration with transparency:
- Invoice Processing: Vendor management and payment execution
- Lifestyle Management: Household and property expense oversight
- Expense Tracking: Credit card reconciliation and categorization
- Capital Calls: Funding management and distribution processing
Family CFO Services
For families seeking strategic leadership without hiring a full-time executive:
- Strategic Planning: Annual goal setting and liquidity management
- Investment Policy Oversight: Asset allocation monitoring and compliance
- Next-Gen Stewardship: Education and involvement for heirs
- Advisor Accountability: Evaluate and coordinate external professionals
Common Financial Challenges for High-Net-Worth Families
Complexity and Fragmentation
- The Issue: Multiple entities, custodians, and alternative investments create blind spots
- The Capstone Solution: Consolidated reporting reveals concentrations, gaps, and opportunities invisible when accounts are viewed separately
Tax Coordination Across Entities
- The Issue: Decisions at trust or partnership levels affect individual beneficiaries
- The Capstone Solution: In-house preparation of all returns enables integrated tax planning and maximizes efficiency across your family structure
Generational Transition
- The Issue: Technical planning fails without proper preparation
- The Capstone Solution: We support family governance, shared mission documentation, and next-generation education to ensure heirs are prepared to steward assets
Advisor Coordination
- The Issue: Attorneys, investment managers, and insurance professionals often operate in silos
- The Capstone Solution: Capstone acts as the central hub, aligning dedicated advisors toward common objectives and identifying conflicts or coverage gaps
Types of Businesses
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The Impact of Having the Right Team
We could tell you how trusted, responsive, and strategic we are, but we’d rather let our clients speak for themselves.
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Get independent, objective evaluations that support regulatory compliance while strengthening stakeholder confidence.
Consulting
Strategic, real-world insights crafted with deep financial knowledge that helps you move forward with confidence.
Our Locations
Washington
Idaho
Colorado
Montana
New Mexico








A Secure Process Built Around You
Working with our credentialed experts begins with a simple inquiry. After completing a short online form, we typically send a secure request to upload your prior two years of tax returns and relevant documentation. This information gives our professionals the context needed for productive planning sessions or accurate return preparation. From there, we provide a detailed scope of work and clearly outline next steps.
From your first upload to your final deliverable, we make every step of the process efficient, structured, and tailored to your needs.
Frequently Asked Questions About Family Office Accounting
The Capstone Ledger
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Whether running a business, looking for integrated tax and wealth planning, or considering what’s next, Capstone Accounting & Tax is here to help you move forward with confidence. Let’s start a conversation that leads to real results.




