# Best Tax Services Providers in Los Angeles, CA

## How Many Tax Services Providers Products Does G2 Track?

**Total Products under this Category:** 127

### Category Stats (Jul 2026)

- **Average Rating:** 4.42/5 The average rating of products in this category, based on all submitted ratings

_Last updated: July 24, 2026_

## How Does G2 Rank Tax Services Providers Products?

**Why You Can Trust G2's Software Rankings:**

- 30 Analysts and Data Experts
- 900+ Authentic Reviews
- 127+ 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.

## G2 Grid® for Tax Services Providers
 ![G2 Grid® for Tax Services Providers plotting products by satisfaction and market presence](https://www.g2.com/categories/tax-services/grids.png?focus%5B%5D=1433018&focus%5B%5D=55613&focus%5B%5D=113590&focus%5B%5D=1405496&focus%5B%5D=1466358&focus%5B%5D=1341283&focus%5B%5D=10751&focus%5B%5D=161000)

Highlighted products: Swanson Reed | Specialist R&D Advisors, Pilot, PwC, Inkle, Haven, TaxValet, Indinero, and Zeni.

Underlying data: [Grid® JSON](https://www.g2.com/categories/tax-services/grids.json?focus%5B%5D=swanson-reed-specialist-r-d-advisors&focus%5B%5D=pilot&focus%5B%5D=pwc-pwc&focus%5B%5D=inkle-2024-11-18&focus%5B%5D=haven-2025-06-02&focus%5B%5D=taxvalet&focus%5B%5D=indinero&focus%5B%5D=zeni)

**Sponsored**

### Lyzr.ai

Lyzr is an enterprise AI agent platform that helps organizations design, deploy, and operate autonomous and semi-autonomous agents across business functions such as customer service, sales, human resources, finance, and IT. The platform brings together an agent framework, a low-code studio, and a central control plane, so teams can move AI initiatives from pilot to full production with consistency and oversight. Organizations use it to build task-specific agents for secure knowledge assistance, retrieval-augmented search, and multi-step workflow automation, improving how work gets done while keeping data protected. Lyzr is built for enterprises that want to adopt AI without replacing the systems they already run. Its model-agnostic architecture lets teams work with their preferred language models and switch between them as needs change, with no re-architecting required. The same flexibility extends to deployment: agents can run in a private cloud, a single-tenant setup, or fully on-premise, so organizations keep control of their data and operations. Governance, observability, and auditability are part of the platform itself, which is what makes Lyzr suitable for compliance-sensitive teams and production-grade reliability. At the core of the platform is an agent framework paired with Architect and Agent Studio, which together support single-task and multi-agent workflows through code, low-code, or no-code. A central registry gives teams monitoring, access control, versioning, and traceable execution logs across every agent, regardless of who built it or on which framework. Connectors, SDKs, and APIs link agents to existing tools such as CRMs, ERPs, ITSM systems, data lakes, and messaging platforms, so agents operate inside current processes rather than replacing them. The result is a faster path from prototype to production, supported by reusable components and ready-made integrations. Built-in governance keeps regulated teams audit-ready, while simulation, evaluation workflows, and version and rollback controls reduce operational risk before and after agents go live. Because integration effort stays low and models and pipelines remain interchangeable, organizations can orchestrate the systems they already have and evolve over time without being locked into a single vendor. Typical use cases include secure knowledge assistants and retrieval-augmented search for employees and customers, customer support agents that handle classification, drafting, and resolution, and sales agents that support account research, outreach sequencing, and meeting scheduling. Lyzr also powers back-office automation across HR, finance, and IT service management, making it a practical choice for cross-team, multi-step processes that need coordination across several tools and data sources.

[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=801&secure%5Bchosen_at%5D=2026-07-30T02%3A36%3A15Z&secure%5Bdisplayable_resource_id%5D=1010885&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=retargeted_product&secure%5Bplacement_resource_ids%5D%5B%5D=1415479&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=1415479&secure%5Bresource_id%5D=801&secure%5Bresource_type%5D=Category&secure%5Bsource_type%5D=category_page&secure%5Bsource_url%5D=https%3A%2F%2Fwww.g2.com%2Fcategories%2Ftax-services%2Flocations%2Flos-angeles-ca-us&secure%5Btoken%5D=afc83ea6ddc7eb9e951a91fd4165946fbdd0d229b40aa11ce6cfaf796482d391&secure%5Burl%5D=https%3A%2F%2Fwww.lyzr.ai%2Fbook-demo%2F%3Futm_source%3DG2&secure%5Burl_type%5D=custom_url)

### [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:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=340d34cb6814593cb6be46462017d68a16b372058fc6a3ec69bc30c2ac8b9ee0&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fernstandyoung&secure%5Burl_type%5D=linkedin_company_website)  
403,177 employees on LinkedIn®

#### Who Uses This Product?

- **Company Size:** 70% Large, 40% Medium

#### What Are Recent G2 Reviews of Ernst & Young?

**["Advisory and Implementation"](https://www.g2.com/survey_responses/ernst-young-review-11769267)**

**Rating:** 4.0/5.0 stars

_— Verified User in Consulting_

[Read full review](https://www.g2.com/survey_responses/ernst-young-review-11769267)

**["Good company to work with for rich experience"](https://www.g2.com/survey_responses/ernst-young-review-10658599)**

**Rating:** 4.5/5.0 stars

_— Aavinashh L._

[Read full review](https://www.g2.com/survey_responses/ernst-young-review-10658599)

#### What Are G2 Users Discussing About Ernst & Young?

- [Who owns EY India?](https://www.g2.com/discussions/who-owns-ey-india)
- [Why is EY famous?](https://www.g2.com/discussions/why-is-ey-famous)
- [What is Max Ernst known for?](https://www.g2.com/discussions/what-is-max-ernst-known-for)
- [What is Ernst short for?](https://www.g2.com/discussions/what-is-ernst-short-for)

### [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:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=6484382897b6c40df8932121e1811ba762577fa5b7c029aabc8189b25bf072fc&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fkpmg-us&secure%5Burl_type%5D=linkedin_company_website)  
53,551 employees on LinkedIn®

#### Who Uses This Product?

- **Top Industries:** Accounting
- **Company Size:** 50% Medium, 36% Small

#### What Are Recent G2 Reviews of KPMG?

**["KPMG - Right Choice"](https://www.g2.com/survey_responses/kpmg-review-8605228)**

**Rating:** 4.0/5.0 stars

_— Verified User in Consulting_

[Read full review](https://www.g2.com/survey_responses/kpmg-review-8605228)

**["The greatest financial service"](https://www.g2.com/survey_responses/kpmg-review-7640920)**

**Rating:** 5.0/5.0 stars

_— John M._

[Read full review](https://www.g2.com/survey_responses/kpmg-review-7640920)

### [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  
373 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=b6e5e65f1df963cfe91bd14ee1afb9a6588d1f66fc33ce7833dbe4b1f05e48a4&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2Fgrant-thornton-us&secure%5Burl_type%5D=linkedin_company_website)  
11,671 employees on LinkedIn®

#### Who Uses This Product?

- **Company Size:** 100% Large

#### What Are Recent G2 Reviews of Grant Thornton?

**["Indeed Big 5 !"](https://www.g2.com/survey_responses/grant-thornton-review-7498002)**

**Rating:** 5.0/5.0 stars

_— Prasad B._

[Read full review](https://www.g2.com/survey_responses/grant-thornton-review-7498002)

**["Grant Thornton are trusted advisors whom help us implement industry leading solutions"](https://www.g2.com/survey_responses/grant-thornton-review-9754512)**

**Rating:** 4.5/5.0 stars

_— Joanthan F._

[Read full review](https://www.g2.com/survey_responses/grant-thornton-review-9754512)

#### What Are G2 Users Discussing About Grant Thornton?

- [What is Grant Thornton used for?](https://www.g2.com/discussions/what-is-grant-thornton-used-for)

### [EisnerAmper](https://www.g2.com/products/eisneramper/reviews)

EisnerAmper is one of the nation's leading audit, tax and advisory firms with offices in NY, NJ, FL, PA, CA and the Cayman Islands.

#### Who Is the Company Behind EisnerAmper?

- **Seller:** [EisnerAmper](https://www.g2.com/sellers/eisneramper)
- **HQ Location:** New York, New York, United States
- **Twitter:** @EisnerAmper  
4,111 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=fd54778d5dac681b72e456e1173bbe760cc5650276d63577e64b9cd11ebd29ae&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F162443&secure%5Burl_type%5D=linkedin_company_website)  
3,966 employees on LinkedIn®

### [Marcum LLP](https://www.g2.com/products/marcum-llp/reviews)

Marcum LLP is one of the largest independent public accounting and advisory services firms in the nation, with offices in major business markets throughout the U.S., as well as Grand Cayman, China and Ireland.

#### Who Is the Company Behind Marcum LLP?

- **Seller:** [Marcum](https://www.g2.com/sellers/marcum)
- **Year Founded:** 1951
- **HQ Location:** New York, New York, United States
- **Twitter:** @MarcumLLP  
8,623 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=27c3e90d7423d2e1f9575410aeae6c7a904917f6aaaeb7614ce57e9f8bf2269c&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2F21984&secure%5Burl_type%5D=linkedin_company_website)  
1,424 employees on LinkedIn®

### [Wald & Company, P.C](https://www.g2.com/products/wald-company-p-c/reviews)

Wald & Company, P.C is a firm that provides accounting, tax, audit, and consulting services for corporations, entrepreneurs, emerging growth companies, and individual clients.

#### Who Is the Company Behind Wald & Company, P.C?

- **Seller:** [Wald & Company, P.C](https://www.g2.com/sellers/wald-company-p-c)
- **HQ Location:** Quincy, MA
- **Twitter:** @WaldandCompany  
13 Twitter followers
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=7886df2ed926834e5eb248c77dcfa8e5c815d3ab1f0fe3132ced0dba45868834&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2FNo-Linkedin-Presence-Added-Intentionally-By-DataOps&secure%5Burl_type%5D=linkedin_company_website)  
1 employees on LinkedIn®

### [WeiserMazars LLP](https://www.g2.com/products/weisermazars-llp/reviews)

WeiserMazars specializes in accounting, tax and advisory with 700 professionals in 10+ US offices.

#### Who Is the Company Behind WeiserMazars LLP?

- **Seller:** [WeiserMazars](https://www.g2.com/sellers/weisermazars)
- **HQ Location:** New York, NY
- **LinkedIn® Page:** [www.linkedin.com](https://www.g2.com/external_clickthroughs/record?secure%5Bsource_type%5D=product_profile&secure%5Btoken%5D=7886df2ed926834e5eb248c77dcfa8e5c815d3ab1f0fe3132ced0dba45868834&secure%5Burl%5D=https%3A%2F%2Fwww.linkedin.com%2Fcompany%2FNo-Linkedin-Presence-Added-Intentionally-By-DataOps&secure%5Burl_type%5D=linkedin_company_website)  
1 employees on LinkedIn®

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 ![Nathan Calabrese](/assets/transparent-ad5be28fbcd25b7b08d2cebe1d957125437fb5407d75ee717965ad22c8808791.gif "Nathan Calabrese")
NC

Researched and written by [Nathan Calabrese](https://research.g2.com/insights/author/nathan-calabrese)

Updated October 3, 2024

Tax services are offered by firms which specialize in filing and preparing taxes. Often these services are provided by [accounting firms](https://www.g2.com/categories/accounting-firms). Tax firms use their in-depth understanding of complex regulations to offer expertise and guide corporations through the tax process. These services can often save businesses time and money, as well as help ensure legal compliance. Corporations will usually work with firms year-round but will have the most contact in the time leading up to important state and federal tax deadlines. Businesses of all sizes and industries work with these providers and generally assign their accounting departments to coordinate with the firm.

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