# Best Auditing Services Providers in Seattle, WA *By [Nathan Calabrese](https://research.g2.com/insights/author/nathan-calabrese)* Auditing services help companies ensure their accounting records are an accurate representation of the transactions that they have made. Auditing services assist companies with constructing compliant financial statements and communication with banks, investors/shareholders, and other financial partners that their finances are in order. Auditing services are most commonly implemented in a company’s finance and accounting departments. Auditing services can often be supplemented by [financial consulting providers](https://www.g2.com/categories/financial-consulting), [bookkeeping services providers](https://www.g2.com/categories/bookkeeping-services), and [tax services providers](https://www.g2.com/categories/tax-services). To qualify for inclusion in the Auditing Services category, a services provider must: - Perform analytical procedures on expected or unexpected variances in account balances or classes of transactions - Communicate with management and gain an understanding of the organization, its operations, financial reporting, and known fraud or error - Confirm accounts receivable and other accounts with a third party - Construct compliant financial statements and communication with banks, investors/shareholders, and other financial partners ## How Many Auditing Services Providers Products Does G2 Track? **Total Products under this Category:** 39 ### Category Stats (May 2026) - **Average Rating**: 4.6/5 - **New Reviews This Quarter**: 15 - **Buyer Segments**: Small-Business 60% │ Mid-Market 40% *Last updated: May 19, 2026* ## How Does G2 Rank Auditing Services Providers Products? **Why You Can Trust G2's Software Rankings:** - 30 Analysts and Data Experts - 500+ Authentic Reviews - 39+ Products - Unbiased Rankings G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category. --- **Sponsored** ### Decrypt Compliance Decrypt Compliance is a licensed CPA firm that provides independent cybersecurity and compliance audit services for cloud-native startups and high-growth technology companies. The firm operates as both a public accounting practice and an accredited certification body, specializing in frameworks that help organizations demonstrate security, privacy, and governance to their customers. Decrypt’s services are designed for technology-driven companies that need formal certifications to meet customer and regulatory expectations. Typical use cases include obtaining SOC 2 reports for customer assurance, achieving ISO 27001 certification to support enterprise sales, or aligning with ISO 42001 for artificial intelligence governance. By working with Decrypt, companies address customer questions about trust and risk management while building a compliance foundation that scales with business growth. As a firm rooted in Silicon Valley, Decrypt combines the rigor of traditional audit practice with a modern, technology-enabled approach. Audits are conducted by professionals who are fluent across multiple frameworks, reducing the complexity of working with separate specialists for each certification. The process emphasizes readiness, efficiency, and accuracy, ensuring that organizations receive credible results that can be confidently shared with customers and partners. Our work is guided by three core values that directly shape the client experience: Responsiveness, Responsibility, and Resilience: - Responsive: Clients can expect clear, concise communication, timely updates, and proactive guidance that anticipates next steps. This minimizes uncertainty and keeps projects moving without last-minute surprises - Responsible: As independent assessors, we adhere to the highest professional standards, hold ourselves and others accountable to commitments, and provide transparent judgments — including acknowledging what we don’t yet know - Resilient: We evaluate challenges objectively, adapt quickly to unexpected issues, and commit to continuous improvement so that clients receive reliable results even in complex or fast-changing environments Key Features and Value Propositions: - Independent audit and certification services across SOC 2, ISO 27001, ISO 42001, and related frameworks. - Cross-trained audit professionals who streamline multi-framework engagements into a unified process. - Technology-enabled methodology that incorporates AI throughout the entire audit process, not just for evidence requests, to streamline review, highlight risks, and deliver timely certifications. Decrypt Compliance is licensed as a CPA firm in the state of California (License #9491). [Visit website](https://www.g2.com/external_clickthroughs/record?secure%5Bad_program%5D=ppc&secure%5Bad_slot%5D=category_product_list&secure%5Bcategory_id%5D=1637&secure%5Bdisplayable_resource_id%5D=1637&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=page_category&secure%5Bplacement_resource_ids%5D%5B%5D=1637&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=1343508&secure%5Bresource_id%5D=1637&secure%5Bresource_type%5D=Category&secure%5Bsource_type%5D=category_page&secure%5Bsource_url%5D=https%3A%2F%2Fwww.g2.com%2Fcategories%2Fauditing-services%2Flocations%2Fseattle-wa-us&secure%5Btoken%5D=6d60333ddb17ceeffec593df460c4cd3b1bde57f4e21bd0461554d1631c5f83c&secure%5Burl%5D=https%3A%2F%2Fdecrypt.cpa&secure%5Burl_type%5D=company_website) --- ## What Are the Top-Rated Auditing Services Providers Products in 2026? ### 1. [Ernst & Young](https://www.g2.com/products/ernst-young/reviews) One of the world's leading professional services organizations, helps companies across the globe to identify and capitalize on business opportunities. **Average Rating:** 4.1/5.0 **Total Reviews:** 20 **Who Is the Company Behind Ernst & Young?** - **Seller:** [Ernst & Young (E&Y)](https://www.g2.com/sellers/ernst-young-e-y) - **Year Founded:** 1989 - **HQ Location:** London - **LinkedIn® Page:** https://www.linkedin.com/company/ernstandyoung (401,988 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 70% Enterprise, 40% Mid-Market ### 2. [KPMG](https://www.g2.com/products/kpmg/reviews) We offer broad management consulting skills including technology enablement. **Average Rating:** 4.2/5.0 **Total Reviews:** 22 **Who Is the Company Behind KPMG?** - **Seller:** [KPMG](https://www.g2.com/sellers/kpmg-e2874d4d-01ea-4fab-aa80-7344e39b9d73) - **HQ Location:** New York - **LinkedIn® Page:** https://www.linkedin.com/company/kpmg-us (53,478 employees on LinkedIn®) **Who Uses This Product?** - **Top Industries:** Accounting - **Company Size:** 50% Mid-Market, 36% Small-Business ### 3. [Grant Thornton](https://www.g2.com/products/grant-thornton/reviews) Grant Thornton is a firm that offers three main service including Audit/Assurance, Tax and Advisory to help organizations pursue growth holistically whether through revenue improvement, leadership, mission fulfillment, or innovation. **Average Rating:** 4.8/5.0 **Total Reviews:** 3 **Who Is the Company Behind Grant Thornton?** - **Seller:** [Grant Thornton](https://www.g2.com/sellers/grant-thornton) - **Year Founded:** 1924 - **HQ Location:** Chicago, Illinois, United States - **Twitter:** @ThorntonBenefit (375 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/grant-thornton-us (11,671 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 100% Enterprise ## What Is Auditing Services Providers? [Business Finance Providers](https://www.g2.com/categories/business-finance) ## What Software Categories Are Similar to Auditing Services Providers? - [Cybersecurity Consulting Services](https://www.g2.com/categories/cybersecurity-consulting) - [Accounting Firms ](https://www.g2.com/categories/accounting-firms) - [Financial Consulting Providers](https://www.g2.com/categories/financial-consulting) - [Tax Services Providers](https://www.g2.com/categories/tax-services)