# Best Tax Services Providers in Denver, CO *By [Nathan Calabrese](https://research.g2.com/insights/author/nathan-calabrese)* 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. ## 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, PricewaterhouseCoopers (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=pricewaterhousecoopers-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) ## How Many Tax Services Providers Products Does G2 Track? **Total Products under this Category:** 124 ### Category Stats (Jul 2026) - **Average Rating**: 4.42/5 (↓0.02 vs Jun 2026) The average rating of products in this category, based on all submitted ratings - **Top Trending Product**: Baker Tilly (+0.04%) - Among all products in this category, Baker Tilly recorded the largest rating increase compared to last month *Last updated: July 18, 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 - 124+ 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** ### Nectar The Nectar Culture Suite connects recognition and rewards, internal communication, and feedback to give leaders clear insights that strengthen organizational health and employee performance. Nectar’s solutions integrate with the HR tools your teams already use, including Teams, Slack, Outlook, and your HRIS software helping you create the ideal workplace that people don’t want to leave. NECTAR RECOGNIZE Recognition isn't just a nice-to-have. Nectar Recognize provides recognition features that reduce turnover, boost morale, and give your people a reason to stay engaged every single day. Functionality includes: peer-to-peer shoutouts, rewards library, challenges, automatic milestones and anniversaries, community recognition, and nominations. With a complete mobile app and flexible login options, Nectar makes it easy for deskless workers to recognize peers and claim rewards. All recognition is tied to your organization’s mission and values, building trust and confidence in your company’s unique differentiators. Automated milestone recognition also ensures no important date, like birthdays and work anniversaries, goes unnoticed. Managers and admins use built-in analytics to view participation rates, value alignment, recognition patterns, and redemption trends. Spot disengagement early and see concrete, measurable ways to help employees feel genuinely valued. With 85% user adoption, Nectar’s tools make it convenient for every employee to celebrate and recognize one another. NECTAR COMMS The right internal communication program prevents teams from feeling disconnected and uninformed. Nectar Comms combines company messages, bridges gaps between remote and in-office employees, and keeps everyone in the loop. Deliver announcements and updates exactly where people will see them. Choose SMS, email, Slack, Microsoft Teams, or even Nectar itself. By using Nectar to deliver your internal newsletter, people stay in the loop without having to check extra tools. Leaders get real-time visibility into who’s receiving and reading updates, eliminating the guesswork of whether critical messages are actually being seen. No wondering if important announcements vanish into a black hole. NECTAR ENGAGE Without employee listening software, you don’t what’s really going on inside your organization. Use Nectar Engage to gather honest feedback through convenient surveys, pulse check-ins, and eNPS. Reward Nectar points for completing surveys so you capture more representative data. Deliver surveys and reminders through SMS, email, Teams, Slack, and Nectar. As responses come in, track quantitative and qualitative sentiments and spot clear patterns before they become issues that drive employees away. Even ask questions about anonymous survey responses so you gather the full context — without forcing team members out of anonymity. THE CULTURE SUITE Recognition, communication, and feedback can't live in silos. Bring them together with Nectar’s Culture Suite and you build a healthy organization with concrete proof of connection and engagement. Connect feedback with genuine appreciation and share results and action plans. With Nectar’s integration solutions, recognition happens regularly and naturally in the flow of work. And it doesn’t have to happen at a desktop computer. Admins customize programs by team, location, or brand and make decisions based on real participation and feedback, not guessing what employees care about. The Nectar Culture Suite serves over 1,700 customers in industries like hospitality, healthcare, manufacturing, retail, education, financial services, technology, and marketing & advertising. As a winner in the 20th annual Stevie® Awards for Sales & Customer Service, Nectar was selected by a global jury of 170+ professionals for excellence in the field. [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=2026-07-19T10%3A39%3A07Z&secure%5Bdisplayable_resource_id%5D=1201&secure%5Bdisplayable_resource_type%5D=Category&secure%5Bmedium%5D=sponsored&secure%5Bplacement_reason%5D=retargeted_product&secure%5Bplacement_resource_ids%5D%5B%5D=122148&secure%5Bprioritized%5D=false&secure%5Bproduct_id%5D=122148&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%2Fboston-ma-us&secure%5Btoken%5D=c46ac2453c9e8b57c75d0cf77c0a3e41ec8c73a8307b252dc22918814b5c080c&secure%5Burl%5D=https%3A%2F%2Fnectarhr.com%2Foffer%2Ftry%3Futm_id%3Dconvert_bof%26utm_campaign%3Dg2_paid_promotion%26utm_source%3Dg2%26utm_medium%3Dreview_site%26utm_content%3Ddisplay_ad%26utm_asset%3Dg2_profile_ad&secure%5Burl_type%5D=custom_url) --- ## What Are the Top-Rated Tax 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 (403,177 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 70% Enterprise, 40% Mid-Market #### 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) ### 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 (53,551 employees on LinkedIn®) **Who Uses This Product?** - **Top Industries:** Accounting - **Company Size:** 50% Mid-Market, 36% Small-Business #### 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) --- ### 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 (373 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 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) ### 4. [Eide Bailly](https://www.g2.com/products/eide-bailly/reviews) Eide Bailly provides 54,000 clients across the US with core services of audit & assurance and tax, as well as expanded services. **Average Rating:** 2.5/5.0 **Total Reviews:** 2 **Who Is the Company Behind Eide Bailly?** - **Seller:** [Eide Bailly](https://www.g2.com/sellers/eide-bailly) - **HQ Location:** United States Oval Historic District, New York, United States - **Twitter:** @EideBaillyLLP (2,995 Twitter followers) - **LinkedIn® Page:** https://www.linkedin.com/company/eide-bailly-llp (3,785 employees on LinkedIn®) **Who Uses This Product?** - **Company Size:** 50% Mid-Market, 50% Small-Business #### What Are Recent G2 Reviews of Eide Bailly? **"[Their robust business analysis and sprint performance was most impressive.](https://www.g2.com/survey_responses/eide-bailly-review-4370550)"** **Rating:** 5.0/5.0 stars *— Jan N.* [Read full review](https://www.g2.com/survey_responses/eide-bailly-review-4370550) --- #### What Are G2 Users Discussing About Eide Bailly? - [What is Eide Bailly used for?](https://www.g2.com/discussions/eide-bailly-what-is-eide-bailly-used-for) - [What is Eide Bailly used for?](https://www.g2.com/discussions/what-is-eide-bailly-used-for) ### 5. [Watson & Company](https://www.g2.com/products/watson-company/reviews) Watson & Company is an accounting firm that provides services to help bsiness increase profitability, increase taxes, tax notices or surprises, or simply need more time in their day. **Who Is the Company Behind Watson & Company?** - **Seller:** [Watson & Company](https://www.g2.com/sellers/watson-company) - **HQ Location:** Centennial, US - **LinkedIn® Page:** https://www.linkedin.com/company/radish-accounting/ (3 employees on LinkedIn®) ## What Is Tax Services Providers? [Business Finance Providers](https://www.g2.com/categories/business-finance) ## What Software Categories Are Similar to Tax Services Providers? - [Accounting Firms ](https://www.g2.com/categories/accounting-firms) - [Bookkeeping Services Providers](https://www.g2.com/categories/bookkeeping-services) - [Financial Consulting Providers](https://www.g2.com/categories/financial-consulting)