Find some of Silicon Valley’s startup finance and accounting firms listed.

Good startup finance and accounting is a key part of building a great business; for many entrepreneurs, outsourcing the work to an expert accounting firm is the best possible option. A good accountant doesn’t just take care of your accounts—they can also function as a trusted business advisor. You’ll find some of Silicon Valley’s best startup accounting firms below.

Learn about startup finance and accounting from Silicon Valley entrepreneurs and experts under video library – finance and operations.

Frank, Rimerman + Co. LLP

Frank, Rimerman + Co. LLP is a unique, high-spirited team of professionals making creative and innovative contributions to our clients and our community. We offer an integrated array of specialized services not available from most CPA firms.

Armanino McKenna LLP

Armanino LLP is the largest independent accounting and business consulting firm based in California. We are a nationwide leader in serving privately-held companies, as well as, non-profit organizations and public entities. We provide three main areas of service – assurance/audit, tax and consulting.

Astute Tax and Accounting Services

We are a boutique firm providing accounting, tax, payroll and business consulting services. Our accountants / consultants are seasoned experts in the fields of accounting, tax , auditing and business consulting services. What separates us from the rest is our commitment to staying current with the ever-changing accounting and tax regulations and understanding our clients needs.


AuditFile is built by CPAs, for CPAs. We know what the job entails, and we know what the arrival of the first truly useful, beautiful audit solution will mean for our users.


BDO is the brand name for BDO USA, LLP, a U.S. professional services firm providing assurance, tax, advisory and consulting services to a wide range of publicly traded and privately held companies. For more than 100 years, BDO has provided quality service through the active involvement of experienced and committed professionals. The firm serves clients through more than 60 offices and over 500 independent alliance firm locations nationwide. As an independent Member Firm of BDO International Limited, BDO serves multi-national clients through a global network of 1,408 offices in 154 countries.

Burr Pilger Mayer Inc.

Burr Pilger Mayer (BPM) provides meaningful, comprehensive financial and business counsel. We are experts in accounting, tax, and finance, and our people are distinguished by their knowledge, discipline, and unremitting commitment to the success of clients.


In the United States, Deloitte LLP and its subsidiaries have 70,000 professionals with a single focus: Serving its clients and helping them solve their toughest problems.

DeWinter Group

DeWinter Consulting was formed to be the leader in providing high-level accounting and finance consulting services to Bay Area companies. To accomplish this, we have established a solid foundation of integrity and trust, following time-tested processes to provide only the highest caliber professionals to our clients. In today’s ever changing business and compliance climate, companies that thrive are those that are able to change and adapt quickly. To succeed, companies must be able to obtain the right talent at the right time for special projects and critical positions throughout the finance organization. Aligning themselves with a consulting firm that knows the market place and understands their needs is critical.

Early Growth Financial Services

Our team of finance and tax professionals understand founders and their businesses, reducing the financial burdens and administrative headaches that come with running an early-stage company.


Escalon exists to unburden entrepreneurs. We want to give you back your most important asset: time to focus on growth. Since 2006, we’ve leveraged our team’s extensive hands-on experience to help CEOs handle their business’ operational and tactical needs at all stages. Our proactive approach means we’re more than a service provider: we’ve become a trusted ally. We deliver customized and comprehensive solutions for handling non-core yet essentials functions, like finance & accounting, HR, payroll and benefits. Based in the Silicon Valley, Escalon serves startups and growing companies from over 16 different countries.


Meet some of the inspiring entrepreneurs we will celebrate at the EY Entrepreneur Of The Year® National Awards gala in Palm Springs on November 14.

Foresight ASG

Foresight provides a full suite of back-office services such as accounting, payroll and compliance. We also feature a diverse set of consulting and advisory services that allow us to deliver higher-level results with an even greater influence to you. These services are setup to scale with you, such as providing accounting and payroll to startups, board reporting and modeling to early clients and enterprise data analytics, and systems integrations to later stage companies.

Grant Thornton

Grant Thornton LLP has provided professional services to the Greater Bay Area for more than 35 years from offices in San Francisco and San Jose. With more than 130 full-time audit, tax, and advisory professionals, we serve more than 200 clients throughout the Bay Area. Our experienced professionals offer services in audit, review and compilation; compliance audits; federal, state and local tax services; international tax planning; advisory services; valuation; corporate restructuring; Sarbanes-Oxley issues; and forensic accounting and investigation services.

Keating Consulting Group

Keating Consulting Group is a Silicon Valley/San Francisco-based accounting firm and consultancy providing interim financial leadership and back office support to startups and early-stage companies.


KPMG is a global network of professional firms providing Audit, Advisory and Tax services.

Lefkowitz and Company LLP

We are a boutique Accounting firm licensed in California. We offer a broad range of services geared toward entrepreneurs and their related personal / business financial and tax issues, as well as executives and independent professionals.

Marcum LLP

Marcum LLP’s San Francisco, CA Tax & Business Services division offers all forms of accounting and regulatory compliance services as well as specialization in a variety of areas including accounting services, bankruptcy & insolvency, business advisory, corporate taxation, EB-5 investor services, financial statements, high-net-worth individuals, Marcum family office, transaction advisory, transfer pricing services, tax controversy, tax-exempt business, tax return compliance, and trusts & estates.

Moss Adams LLP

The San Francisco office is home to professionals who provide accounting, tax, and consulting services to domestic and foreign-owned private, public, and not-for-profit enterprises in a wide range of industries.

Novogradac & Company

Ever since the firm opened its doors Oct. 17, 1989, Novogradac and Company has focused on providing a broad range of client-centered accounting and consulting services, with major emphases in the affordable housing, community development and renewable energy sectors. These continue to be our focus, even as we expand our range of expertise and offer new and enhanced services.

Number Nerds Inc.

Number Nerds is a group of CPAs and finance analysts providing a full sets of accounting and corporate finance services to startups and growth companies.

Petrinovich Pugh and Company, LLP

Petrinovich Pugh and Company, LLP was founded in San Jose in 1951. It is a full-service accounting firm that has provided planning, consulting and compliance services to small and medium-sized, privately held companies, multi-generational family-owned businesses, partnerships, organizations, and high net worth individuals for 65 years. The Firm has consistently been named one of the Bay Area’s 125 Best Places to Work in the 25-50 employee category, as ranked annually by the Silicon Valley/San Jose Business Journal and San Francisco Business Times. The firm also has the distinction of being named one of the 100 Best Accounting Firms to Work For in the Nation, by Accounting Today magazine, for multiple years


PwC focuses on audit and assurance, tax and consulting services. We help resolve complex issues and identify opportunities.


RoseRyan is a leading accounting and finance consulting firm serving fast-moving companies in the San Francisco Bay Area and beyond. Founded in 1993, our senior level pros guide companies through finance challenges at any stage and have particularly deep expertise with startups in the technology, life sciences and cleantech sectors. We tame the tricky transactions, optimize processes and conquer the complex for companies of all sizes, from the fledgling business to the mature, public enterprise. Depend on our award-winning team to navigate beyond the numbers so you can stay on track! Learn more at

Spott, Lucey & Wall, Inc.

Spott, Lucey & Wall, Inc. offers our clients an extensive technical skill and resource base. We maintain audit and accounting service capabilities for attestation requirements (audits, reviews, compilations, or other agreed upon services). Our clients include middle market companies and membership organizations.


When building a business, you need to be able to focus your time, attention, and resources on your product and your team. But you also need to know that the things you have to do to run a business in the U.S. – like tax, accounting, payroll, and remaining in good standing, are being taken care of by experts whose focus is devoted to your financial well-being. Not only are they being taken care of, but they are being taken care of with thought and care in a way that can help your company be simply better. TaxStudio provides that thought and care in providing financial services to start-up companies. We have a particular expertise in helping companies from outside the U.S., which means that we can handle complex issues when they arise and you have the benefit of our insights to help you anticipate what might be coming down the road. And when things are simple, we keep them simple. Learn more about the company at, and feel free to get in touch.

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