Duncan & Company
“Mike has been cleaning up a bit of a mess from a previous bookkeeper and has been great to work with!”
Best Tax Preparation Services in Parker, CO
15 companies listed · 9 in Parker · 2 open weekends · 11 rated 4.5+
Data verified October 18, 2026
Mark Christiansen Associates
“They are organized and figure out how to treat clients as individuals and meet their specific needs.”
IRS Tax & Financial
“Abdulla was incredibly quick and efficient and we worked together entirely remotely, so this was about as stress-free an experience as you can get!”
Mugg Accounting
“Timeliness, thoroughness, professionalism and a kind approach are all reasons for my liking.”
Reasy Tax Service
“Jeremy made the tax process less stressful, was supportive and answered all of my questions promptly and with patience.”
Accounting & More
“Tracy is the best and the customer service and attention to detail is above and beyond”
The 15 companies listed for Parker, CO prepare and file tax returns for individuals and small businesses. What each says about its services and credentials comes from its own website; ratings and quotes come from public reviews.
Area overview: Parker, CO
Of the 15 companies we list here, 9 are in Parker itself and 6 come from towns including Centennial (2, 8 mi), Aurora (2, 14 mi) and Greenwood Village (1, 10 mi). The companies on this page are rated from 4.0 to 5.0 across 383 reviews; 2 have 50 or more reviews and 11 are rated 4.5 or higher. The topics that come up most in reviews of the companies on this page are "communication" and "knowledge". 2 are open on weekends. The services the companies on this page list most often on their websites are tax services (3), business services (2), cash flow management (2), new business formation (2) and payroll (2). 3 have a BBB rating of A or A+. 10 have ten or more years of experience, the longest 47 years. 2 offer payment plans; 4 offer a free initial consultation and 1 lists coupons or special offers. We have a website on file for all 15 of the companies on this page; 14 publish a contact page; 12 list a public email and 2 take bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book a consultation.
Are any tax preparers listed for Parker open on Saturdays or Sundays?
2 of the 15 companies list weekend hours. Extended and weekend opening is common through the filing season and disappears afterward, so the hours shown here may not match what you find in the quiet part of the year. Call before you travel.
T. S. Allen & Associates
“We had a lot of corp tax work to do and prior years to clean up which she helped us with quickly and professionally.”
Keith P Clark CPA
“We have been with Keith for years and even after moving away to another state we decided to stay with him because he has made taxes so easy for us.”
Colorado Tax Center
“He took a personalized approach to preparing our tax return and took the time to explain each step of the process.”
McMeekin & Associates
“She is fast, efficient, and helps you determine what is best for you and your family.”
Seyfert & Company
“She saved me in a pinch and I will continue working with her and recommending people to her from here on out!”
Klein Accounting & Bookkeeping
“I submitted a request for his advice on a few questions and his follow up was awesome!!”
Smartax & Accounting
“Smartax is very detailed and always does a great job answering all of my tax questions each year.”
Nguyen & Associates, CPA
“Very knowledgeable and always working in my best interests.”
Accounting & Tax Services
“They communicate with us regularly to guarantee we're collecting important docs and to remind us of important deadlines.”
Why these companies made our list
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