Best Tax Services Providers in Chicago, IL

How Many Tax Services Providers Products Does G2 Track?

Total Products under this Category: 127

Category Stats (Sep 2026)

  • Average Rating: 4.44/5 (↑0.02 vs Aug 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: 1-800Accountant (+36.69%) - Among all products in this category, 1-800Accountant recorded the largest rating increase compared to last month

Last updated: September 06, 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

Highlighted products: Swanson Reed | Specialist R&D Advisors, Pilot, PwC, Haven, TaxValet, Indinero, Inkle, 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=haven-2025-06-02&focus%5B%5D=taxvalet&focus%5B%5D=indinero&focus%5B%5D=inkle-2024-11-18&focus%5B%5D=zeni)

Ernst & Young

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?

Who Uses This Product?

  • Company Size: 70% Large, 40% Medium

What Are Recent G2 Reviews of Ernst & Young?

What Are G2 Users Discussing About Ernst & Young?

KPMG

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
  • HQ Location: New York
  • LinkedIn® Page: www.linkedin.com
    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?

Grant Thornton

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
  • Year Founded: 1924
  • HQ Location: Chicago, Illinois, United States
  • Twitter: @ThorntonBenefit
    373 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    11,671 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Large

What Are Recent G2 Reviews of Grant Thornton?

What Are G2 Users Discussing About Grant Thornton?

Sikich

Sikich offers a formula of professional services uniquely crafted to address your business’s challenges and opportunities. Our comprehensive skillsets, obtained over decades of experience as entrepreneurs, business owners and industry innovators, allow us to provide insights and transformative services to help strengthen every dimension of your business.

Average Rating: 4.1/5.0

Total Reviews: 10

Who Is the Company Behind Sikich?

  • Seller: Sikich
  • Year Founded: 1982
  • HQ Location: Chicago, Illinois
  • LinkedIn® Page: www.linkedin.com
    2,619 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 40% Medium, 40% Small

What Are Recent G2 Reviews of Sikich?

What Are G2 Users Discussing About Sikich?

Crowe

Crowe is a public accounting, consulting, and technology firm that connecting deep industry and specialized knowledge with innovative technology to create value for clients with integrity and objectivity,by listening to their businesses, trends in their industries, and the challenges they face.

Average Rating: 4.5/5.0

Total Reviews: 1

Who Is the Company Behind Crowe?

  • Seller: Crowe
  • HQ Location: Chicago, Illinois, United States
  • Twitter: @CroweCRM
    1,769 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    9,167 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Crowe?

What Are G2 Users Discussing About Crowe?

Marcum LLP

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
  • Year Founded: 1951
  • HQ Location: New York, New York, United States
  • Twitter: @MarcumLLP
    8,623 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    1,424 employees on LinkedIn®
Nathan Calabrese
NC
Researched and written by Nathan Calabrese
Updated October 3, 2024