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2025

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Best Accountants in Thornton, CO

Our Recommended Top 17

We did the research for you!

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Our goal is to connect people with the best local professionals. We scored Thornton accountants on more than 25 variables across five categories, and analyzed the results to give you a hand-picked list of the best.

44Reviewed

33Curated

17Top Picks

Learn about our selection process.

Providers

featured provider = Featured Provider
1-800 Accountant logo

1-800 AccountantExpertise.com

Best Accountants Serving Thornton
Thornton, CO
Free Business Tax Consultation

Expertise.com Rating

Why choose this provider?

1-800Accountant works with small businesses operating in Thornton and nearby metros. It has clients from the trucking, real estate, e-commerce, freelancing, and nonprofit sectors. Since 1999, the agency has been a source of bookkeeping advisory and software, year-round tax advice, and entity structuring services. Its team has also helped companies with tax preparation and audit defense. The people behind the creation of 1-800Accountant have experience working in international accounting firms, aiming to bring their expertise to local markets.

  • Business Tax Preparation
  • Small Business Taxes
  • Tax Advisory
  • Accounting
  • Bookkeeping
  • Catch Up Bookkeeping

Best Accountants Serving Thornton
Thornton, CO

Expertise.com Rating

Why choose this provider?

Serving Thornton, NSKT Global takes on accounting tasks to help startups and Fortune 500 companies drive business growth and improve operational processes. The company has CPAs, internal auditors, fraud examiners, and certified Sarbanes-Oxley experts who leverage more than a decade of industry experience to provide comprehensive financial management solutions. The team deals with matters involving forensic accounting, tax planning and assessment, and fraud investigation. Since 2017, the consulting firm has been working with entities in the education, healthcare, and hospitality sectors.

  • Accounting Services
  • Tax Preparation & Planning
  • Bookkeeping for small business
  • Back Tax Returns
  • Accounting and Tax Services
  • Accounting
  • Company Formation Services
  • Accounting and Bookkeeping Services
  • Business Advisory Services

Best Accountants Serving Thornton
Thornton, CO

Expertise.com Rating

Review Sources

Yelp
4.9 (550)
Google
4.9 (337)
Facebook
4.9 (29)

Why choose this provider?

Dimov Tax Specialists is a full-service company that caters to small- and medium-sized businesses in Thornton. It helps enterprises manage their systems and improve work efficiency through its payroll tax preparation services. The team sets up new payroll systems, generates W2s and 1099s, and processes employee health and dental benefits. It also prepares sales and income taxes, creates financial statements, and reconciles payments using Xero, Wave, and QuickBooks platforms. Dimov Tax Specialists has been operating for over a decade.

  • Individual Tax
  • Audits
  • Business Taxes
  • Consulting
  • Accounting

Best Accountants Serving Thornton
181 E 56th Ave #300, Denver, CO 80216

Expertise.com Rating

Review Sources

Google
4.9 (174)
Facebook
5.0 (18)

Why choose this provider?

Blue Bear Tax Solutions is an accounting firm serving Thornton. It offers a variety of tax solutions, including tax planning and consultation, audit representation, bookkeeping, and setting up accounting systems. The firm specializes in accounting and taxes for HOAs, corporations, partnerships, and forensic accounting. It is a sponsor of The Blue Bear Foundation that serves and supports women of color and female veterans seeking higher education. Students of color are also encouraged to pursue a career in finance through this foundation.

  • Business Tax Preparation
  • Personal Estate Planning

Best Accountants Serving Thornton
1300 N Frontage Rd W Unit 3371, Thornton, CO 81657

Expertise.com Rating

Review Sources

Facebook
5.0 (5)

Why choose this provider?

Virtual Tax Services caters to individuals and business owners in Thornton and nearby locations. It offers comprehensive financial-related services, which include tax planning and preparation. The company handles matters involving luxury and excise taxes, capital gain, and social security distributions. Its team also provides IRS representation and tax return filing services for independent contractors and partnership members. Founder Vasil Baychev is a member of the Colorado Association of Enrolled Agents and the National Association of Enrolled Agents.

  • Tax Preparation
  • Tax Planning

Best Accountants Serving Thornton
1499 W 120th Ave Suite 110, Westminster, CO 80234

Expertise.com Rating

Why choose this provider?

InK Tax Service is a full-service tax and accounting firm serving individuals and small businesses in Thornton. It is a digital CPA firm based in Westminster that provides clients with a wide selection of accounting and tax solutions. These include bookkeeping, individual and business tax preparation, payroll, and consulting services. It also helps in filing quarterly and annual payroll reports. The firm's partner, Irene Pytz, is a certified public accountant who has firsthand knowledge of small business challenges.

  • Tax Preparation
  • Business Tax Preparation
  • Bookkeeping & Payroll

Best Accountants Serving Thornton
8601 Turnpike Dr, Suite 210, Westminster, CO 80031

Expertise.com Rating

Review Sources

Google
4.4 (19)

Why choose this provider?

Wagner, Macaulay, & Associates is a family-operated firm that has been serving Thornton and nearby areas for more than 35 years. Its staff monitors clients' checkbooks, balance sheets, expenses, and cash flow with the aim to check if business operations are in line with clients' objectives. The professionals also prepare income, sales, and payroll taxes as well as provide QuickBooks training and setup. Other services include financial analysis and business consulting. Sean Wagner, the company's president, has been a CPA since 2012.

  • Tax Preparation
  • Tax Planning
  • Bookkeeping & Payroll

Best Accountants Serving Thornton
728 N. Sherman Street, Denver, CO 80203

Expertise.com Rating

Review Sources

Google
5.0 (8)

Why choose this provider?

Nelson & Company is a family-owned accounting firm serving clients in Thornton. Its team of certified public accountants offers a variety of solutions to commercial customers, including small business accounting, cashflow management, entity formation, and succession planning. They also prepare income tax returns, recommend tax-saving strategies, and deal with IRS issues. QuickBooks setup and training services for employees are available. The agency's principal, Dustin S. Nelson, has been working in the industry since 2007. He is a member of the AICPA.

  • Tax Preparation
  • Tax Planning

Best Accountants Serving Thornton
1624 Market Street, Suite 202, Denver, CO 80202

Expertise.com Rating

Review Sources

Google
4.6 (22)
Facebook
5.0 (5)

Why choose this provider?

Colorado Business Accountants provides strategies and solutions to minimize IRS liability of its clients in Thornton. It helps in tax preparation and planning to avoid potential deductions and assists in filing for bankruptcy to eliminate tax debts, interests, and penalties. It evaluates bookkeeping requirements and configures QuickBooks systems for small enterprises. Lou Arellano, the company's founder, holds a Master's degree in Management and Finance and is accredited as a fraud examiner. His team has been handling tax burdens since 1992.

  • Tax Planning

Best Accountants Serving Thornton
1333 W 120th Ave Ste 122, Westminster, CO 80234

Expertise.com Rating

Review Sources

Facebook
5.0 (4)
Google
5.0 (3)

Why choose this provider?

Patrick R. Grady, CPA serves Thornton and the surrounding locations. He prepares taxes for individuals and businesses in different industries. The professional also helps clients stay in line with their financial objectives through tax planning. Additionally, he provides accounting, bookkeeping, payroll processing, and financial statement compilation services. Grady, who is also a licensed real estate professional, has more than a decade of experience as a CPA. He started out serving a handful of clients and now assists more than 350 small businesses and families.

  • Tax Planning
  • Bookkeeping & Payroll

Best Accountants Serving Thornton
6343 W 120th Ave Ste 210, Broomfield, CO 80020

Expertise.com Rating

Review Sources

Google
4.0 (23)
Yelp
3.7 (3)

Why choose this provider?

Mark Steichen Certified Public Accountant delivers various financial services to clients in Thornton. The office is partnered with Quickbooks and handles the tax resolution and preparation concerns of individuals and their businesses. It tackles bookkeeping matters such as crafting cash flow analyses and formulating tax minimization plans for commercial enterprises. Mark Steichen is a former agent of the IRS and has a client base extending across the entire state. He has been in accounting for over 25 years.

  • Tax Preparation
  • Tax Planning
  • Bookkeeping & Payroll

Best Accountants Serving Thornton
517 South 4th Avenue, Brighton, CO 80601

Expertise.com Rating

Review Sources

Facebook
5.0 (4)

Why choose this provider?

General Ledgers Accounting & Tax Service is an accounting firm that specializes in tax preparation and accounting services. It serves clients in the Thornton area. Its services include financial statements, partnership tax return filing, and payroll processing. The firm is equipped with modern equipment, such as computers and the internet, to ensure that the services it provides are timely, updated, and accurate. The team members at General Ledgers receive continuing education courses yearly to stay abreast of the ever-changing accounting methods and laws.

Best Accountants Serving Thornton
11161 Bryant Court, Westminster, CO 80234

Expertise.com Rating

Why choose this provider?

McFarlane Business Services, LLC, offers its services to clients in Thornton. It performs a variety of accounting- and tax-related tasks, including bookkeeping, financial planning, cash flow management, and business valuation. It also assists individuals in planning out their retirement, elder care options, and estate division. In addition, it works with local nonprofit organizations in managing their financial structures and streamlining processes during tax seasons. The firm's bilingual staff is also open to serving and addressing inquiries from Croatian-speaking clients.

  • Personal Finance Planning

Best Accountants Serving Thornton
9270 West 83rd Place, Arvada, CO 80005

Expertise.com Rating

Review Sources

Google
4.8 (17)

Why choose this provider?

Janet Cronk, CPA, PC, is an Arvada-based firm that serves individuals, families, and business owners within the Thornton metro. Cronk is a Certified Public Accountant who has been providing bookkeeping, business management, and accounting services for more than three decades. She works with clients in setting up vendor records, organizing custom invoices and statements, and preparing documents for state and federal income tax returns. Her team also assists businesses that seek to transition into S- and C-corporations, as well as partnerships and LLCs.

  • Tax Preparation
  • Bookkeeping & Payroll

Best Accountants Serving Thornton
21 N. 1st Ave, Suite 200, Brighton, CO 80601

Expertise.com Rating

Review Sources

Facebook
5.0 (7)
Yelp
1.0 (1)

Why choose this provider?

Atlas is an accounting firm serving individuals in Thornton. It designs accounting solutions to fit the client and their businesses' needs, including bookkeeping and financial analysis. Its bookkeeping services involve monthly financial statements, weekly and daily flash reports, and payroll processing. In addition to cash flow analysis, the firm assists clients with budgeting and forecasting to build and prepare for their financial future. Loni Woodley, its managing partner, is a certified financial planner and an accredited business valuation professional.

  • Tax Preparation
  • Tax Planning
  • Business Tax Preparation

Best Accountants Serving Thornton
10701 Melody Drive, Suite 404, Northglenn, CO 80234

Expertise.com Rating

Review Sources

Google
5.0 (12)

Why choose this provider?

Northglenn Tax Service has been catering to the accounting needs of its clients in the Thornton metro and the neighboring areas since 1979. It offers representation to individuals and businesses who are dealing with the IRS. It also assists with selecting business entities, including corporations, LLCs, partnerships, and sole proprietorships. In addition, it prepares federal and state income tax returns. Northglenn Tax Service is a member of the National Association of Tax Professionals and the National Society of Tax Professionals.

  • Tax Planning
  • Bookkeeping & Payroll
  • IRS Problems

Best Accountants Serving Thornton
1490 Lafayette Street, Suite 106A, Denver, CO 80218

Expertise.com Rating

Review Sources

Google
4.9 (13)
Facebook
5.0 (7)
Yelp
4.5 (7)

Why choose this provider?

Based in Denver, the O'Connor CPA Firm, LLC, serves clients throughout the Thornton area. It deals with organizations from different industries, like retail and construction, and offers accounting services. These include cash flow management and financial statement analysis. The firm also sets up QuickBooks software and creates custom reports. It handles other projects concerning tax preparation for partnerships and corporations. Patricia O'Connor, its president, has more than four decades of finance experience and once worked as a chief financial officer for an American Airlines subsidiary.

  • Bookkeeping & Payroll
  • Personal Estate Planning

Compare our Top Accountants

NameExpertise RatingAddressPromotionsLearn more
1-800 Accountant
Thornton, COFree Business Tax Consultation
NSKT Global
Thornton, COCall for Quote
Dimov Tax Specialists
Thornton, COCall for quote
Blue Bear Tax Solutions
181 E 56th Ave #300, Denver, CO 80216
Virtual Tax Services
1300 N Frontage Rd W Unit 3371, Thornton, CO 81657
InK Tax Service
1499 W 120th Ave Suite 110, Westminster, CO 80234
Wagner, Macaulay, & Associates
8601 Turnpike Dr, Suite 210, Westminster, CO 80031
Nelson & Company
728 N. Sherman Street, Denver, CO 80203
Colorado Business Accountants
1624 Market Street, Suite 202, Denver, CO 80202
Patrick R. Grady, CPA
1333 W 120th Ave Ste 122, Westminster, CO 80234
Mark Steichen
6343 W 120th Ave Ste 210, Broomfield, CO 80020
General Ledgers Accounting & Tax Services
517 South 4th Avenue, Brighton, CO 80601
McFarlane Business Services LLC
11161 Bryant Court, Westminster, CO 80234
Janet Cronk, CPA, PC
9270 West 83rd Place, Arvada, CO 80005
Atlas
21 N. 1st Ave, Suite 200, Brighton, CO 80601
Northglenn Tax Service
10701 Melody Drive, Suite 404, Northglenn, CO 80234
O'Connor CPA Firm, LLC
1490 Lafayette Street, Suite 106A, Denver, CO 80218