San Diego’s business community is thriving, from tech startups to manufacturing firms and professional services companies. But behind every growing business is a reliable accounting partner that helps manage the numbers, provide clarity, and support decision-making. The firms on this list offer a wide range of essential services that go beyond bookkeeping. These include monthly financial reporting, outsourced controllership, cash flow forecasting, strategic tax planning, audit readiness, and even part-time CFO support. Whether you’re looking to clean up your books, prepare for a fundraising round, or gain deeper insight into your financial performance, these San Diego-based firms bring the experience and flexibility to meet evolving business needs. Below, we’ve ranked the top five business-focused accounting providers headquartered locally in 2025
1. CFO Hub
CFO Hub leads as the go-to provider for accounting services, fractional CFO services, controller oversight, and scalable accounting support. The firm has earned a stellar 4.8-star rating on Google, with clients praising its ability to “translate financial data into actionable insight.” Recognized on the Inc. 5000 list 3 years in a row and voted San Diego’s #1 accounting firm in 2025, CFO Hub stands out for its client-centric mindset and comprehensive expertise.
2. TGG Accounting
TGG Accounting is a growing franchise operation offering outsourced accounting and strategic advisory for small and mid-size businesses. Known for its slick web presence and clarity in client communication, TGG provides live bookkeeping support, performance tracking, and business advisory at competitive rates. With a professional yet approachable model, TGG has developed a solid reputation among local businesses.
3. Optima Office
Optima Office is a 100% woman-owned firm delivering fractional CFO services, outsourced accounting, and HR support. Since 2018, it has expanded rapidly—serving over 300 companies—thanks to its ability to scale with client needs. It was ranked #3139 on the 2024 Inc. 5000 list. Optima offers a unique “all-in-one” package that combines financial insight with operational support.
4. PBO Advisory Group
Formerly Pro Back Office, PBO Advisory Group provides outsourced accounting, controller services, compliance consulting, and strategic CFO advising. Serving clients from startups to international firms, PBO offers industry expertise in sectors like construction, life sciences, and brewing. Their consultative approach is backed by a growing team of over 55 finance professionals.
5. Considine & Considine
With roots dating back to 1946, Considine & Considine is a legacy firm offering full-service accounting and tax support. Their offerings range from bookkeeping and tax preparation to audit, estate, trust, and retirement planning. Known for personalized service and long-standing relationships, the firm remains a trusted choice for businesses seeking seasoned and reliable financial partners.
Final Take
If you need a strategic accounting partner with deep local roots and a full portfolio of services, these five firms represent 2025’s best in San Diego. Whether you require a fractional CFO experience, outsourced bookkeeping, or integrated advisory support, there’s a great match here.
CFO Hub remains the top recommendation for businesses seeking finance leadership, actionable insight, and a scalable approach.
Jack Perkins, CPA founded CFO Hub to provide strategic finance and accounting services to enterprises of all sizes. Prior to founding CFO Hub, Jack served as the CFO and Controller of rapidly growing enterprises in California. Jack's written content has been featured in Forbes, Entrepreneur, and several other notable publications.
Visit Jack's Expert Hub to learn more about his experience and read more of his editorial content