Laguna hills, CA 92653
About Me
Hi, I’m Brian H McKinstry Jr, and I lead McKinstry Bookkeeping, a strategic advisory and certified QuickBooks ProAdvisor firm based in Laguna Hills, CA. Through modern cloud technology, I provide executive-level financial oversight to business owners nationwide.
I mastered the transition from manual, disorganized records to the power of the QuickBooks Online ecosystem. By replacing fragmented workflows with sophisticated financial architecture, I specialize in identifying hidden margin leakages and engineering the strategic tax savings that traditional bookkeeping often misses. Today, my focus is on delivering the clarity and foresight my clients need to secure their profit and scale with absolute confidence.
A California native, I spent my younger years surfing and my recent years fishing in San Clemente and Dana Point. Today, I live in Laguna Hills with my two teenage sons.


Mckinstry Bookkeeping LLC
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© 2026 McKinstry Bookkeeping LLC
Laguna Hills, CA 92653
(949) 354-7821




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Note: McKinstry Bookkeeping LLC is a strategic bookkeeping and growth advisory firm, not a licensed CPA firm. Formal audits, attestations, or Income Tax Return filings are not provided. Services include monthly bookkeeping, payroll, Sales Tax & 1099 filing, and specialized tax-ready clean-up. McKinstry Bookkeeping delivers the sophisticated financial architecture and forward-looking analysis typically reserved for a full-scale CFO. No licensed investment advice or strategy regarding stocks, 401(k) plans, or securities is provided. For Income Tax-Return filings or regulated investment strategies, consult a licensed CPA, CFP, AIF, or C(k)P professional.
