Fieldguide
Category: AI in Fintech
An AI-native engagement platform designed to streamline the end-to-end workflow for audit and advisory firms, automating complex professional services engagements. Fieldguide was founded in 2020. The company is led by Jin Chang. Based in San Francisco, USA. Team size: 101-500. Total funding raised: $125.0M. Latest round: Series C. Key investors include Goldman Sachs Alternatives, Bessemer Venture Partners, 8VC, Floodgate, Y Combinator, Thomson Reuters, Geodesic Capital.
- Founded
- 2020
- Headquarters
- San Francisco, USA
- Team size
- 101-500
- Total funding
- $125.0M
Value proposition
Addresses the accounting talent shortage and margin compression by replacing manual, fragmented workflows with an integrated AI-driven system that automates evidence collection, risk assessment, and report generation.
Products and solutions
Fieldguide AI (Agentic AI assistant for auditors), Field Orchestrator (long-horizon multi-agent engagement orchestration), Field Board (Kanban engagement project management), Agent Review Experience, Compliance Automation (SOC 2, SOC 1, ISO, HIPAA, PCI DSS), Financial Audit Suite, Tax Advisory Workflow Module, Automated Request & Evidence Management System, Integrated Client Portal
Unique value
Unlike general-purpose AI, Fieldguide is 'AI-native,' meaning its core architecture is built around agentic AI that understands the specific regulatory frameworks and 'tick-and-tie' logic required for professional audits.
Target customer
Top 500 CPA firms, global audit and advisory practices, and boutique professional services organizations.
Industries served
Accounting, Audit & Assurance, Cybersecurity Compliance, Financial Services, Professional Services
Technology advantage
Utilizes a proprietary 'System of Intelligence' that maps unstructured evidence to specific controls and compliance requirements, significantly reducing the 'human-in-the-loop' time for high-stakes verification tasks.
How they differentiate
AI-native 'System of Intelligence' specifically designed for external CPA firms rather than internal corporate GRC. It uses agentic AI to automate the entire engagement lifecycle, including evidence mapping and report generation, whereas legacy competitors rely on manual workflows.
Main competitors
AuditBoard, Caseware, Vanta
Key partnerships
Goldman Sachs Alternatives (Strategic Investor/Partner), Bessemer Venture Partners, Y Combinator (Alumnus), Thomson Reuters (Investor), CPAmerica Preferred Provider (Feb 2026), Grant Thornton Advisors — CompliAI / risk & controls partnership (Jul 2026), Major CPA firm alliances and Top 100 accounting firms
Notable customers
KPMG, RSM US LLP, Baker Tilly, CBIZ, BDO, Grant Thornton, Forvis Mazars, CLA (CliftonLarsonAllen), CohnReznick, Wipfli LLP, Carr Riggs & Ingram, Cherry Bekaert
Major milestones
Named to Accounting Today's Top 100 Most Influential People in Accounting, Reached $700M valuation following $75M Series C (Feb 2026), Launched Fieldguide AI, an agentic assistant for auditors, Expanded platform from SOC 2 compliance into full Financial Audit and Tax Advisory suites, Launched Field Orchestrator at AICPA ENGAGE (Jun 2026), Became CPAmerica Preferred Provider (Feb 2026), Expanded Grant Thornton Advisors partnership for CompliAI / risk & controls (Jul 2026), Serves half of Top 100 U.S. accounting firms
Growth metrics
Reached a $700M valuation in Feb 2026 Series C; ~180 employees (YC 2026); used by half of the Top 100 U.S. accounting firms including Big Four members; total funding $125M.
Market positioning
Category leader in vertical AI for the accounting and audit industry, targeting the Top 500 CPA firms.
Geographic focus
North America
Patents and IP
Proprietary AI-driven workflow automation engine and data mapping heuristics (specific patent filings not publicly disclosed as of latest update).
About Jin Chang
Jin Chang is a practitioner-turned-entrepreneur with a background in both Big 4 accounting and high-growth technology. Before founding Fieldguide, he served as a Senior Consultant in the audit and advisory practice at EY (Ernst & Young). He later transitioned into tech as the Chief of Staff at Atrium (a legal-tech startup) and founded Lydia Tax, a cryptocurrency tax automation platform, while completing his MBA at UC Berkeley.
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Official website: https://www.fieldguide.io