# Best Auditing Services Providers in Boston, MA *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 ## 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** ### Insight Assurance Insight Assurance is a global cybersecurity and compliance firm that supports organizations across industries in navigating complex regulatory frameworks with clarity and confidence. Our team brings extensive experience from top public accounting firms—including Big 4 backgrounds—to deliver high-quality audit and advisory services aligned with SOC 2, ISO 27001, PCI DSS, HITRUST, and other industry standards. We serve startups, large enterprises, and public sector entities with a flexible, collaborative approach that emphasizes risk awareness, operational integrity, and long-term resilience. As an independent third-party, we are committed to helping organizations meet their compliance responsibilities without compromising on quality or trust. Delivering Quality, Assuring Trust. 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[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)