Transparent pricing. Proactive planning. Monthly books done right.
No long-term contracts. Texas-based. Remote-friendly.
Personalized Tax & Accounting Services for QuickBooks-Powered Businesses.
Client-Focused Experience
Clear communication. Easy access. Built on relationships.
Highly Rated by Clients
- Client portal + e-sign → 100% remote capable
- Straightforward pricing (no surprises)
- Modern software + smooth onboarding
- Responsive, proactive communication
EA
Enrolled to practice before the IRS
Recognized in all 50 states
Enrolled Agent — Unlimited Practice Rights
An Enrolled Agent is a tax practitioner admitted to practice before the IRS with unlimited practice rights in examinations, appeals, and collections under Circular 230.
- Authorized representation before the IRS nationwide
- Audits, appeals, and collections
- Ongoing IRS-approved continuing education
100+
Businesses Served
Texas-based, remote-friendly
Who We Serve
Texas roots, national reach. We work with owners wherever you are.
- Service & professional firms • Retail & e-commerce • Real estate & construction
- QuickBooks-driven companies — or teams moving to QBO
- Monthly close, clean documentation, workflow automation
Our Mission
At DTAS | Downtown Tax & Accounting Services, LLC, our mission is to provide clarity, strategic insight, and lasting peace of mind through year-round bookkeeping, full-service accounting, and proactive tax planning. We empower growth-driven entrepreneurs, family-owned businesses, and closely held companies to make informed, confident financial decisions—not just during tax season, but all year long. As a modern Tax-as-a-Service (TaaS) firm, we specialize in helping businesses leverage the power of QuickBooks Online—whether migrating from outdated systems, adopting accounting software for the first time, or optimizing existing workflows. By combining proactive guidance with tech-forward solutions, we keep our clients compliant, financially optimized, and positioned to scale with assurance and certainty.
Our Vision
At DTAS, we strongly believe long-term success is rooted in long-term relationships. Our clients trust us because we lead with integrity, transparency, and accountability. We know that financial excellence is not achieved once a year—it is cultivated daily through intelligent systems, clear reporting, and strategic foresight. Our vision is to be more than a tax firm—we aim to be a trusted, lifelong partner to every client we serve. Through continuous innovation, deliberate planning, and personalized care supported by AI-driven insights and automation, we are committed to helping businesses thrive with clarity and confidence now and for generations to come.
Services
Personalized Tax and Accounting Support for Every Stage of Growth
Tax Preparation
Accurate and stress-free filing for individuals and businesses. We keep you compliant while uncovering opportunities to minimize taxes.
Learn MoreBookkeeping
Clear, organized books every month. From reconciliations to reporting, we keep your finances accurate so you can focus on running your business.
Learn MoreTax Planning
Proactive strategies tailored to your goals. Plan ahead, reduce tax burdens, and position your business for long-term success.
Learn MoreMeet The Owner
Meet your Enrolled Agent and trusted tax professional, Wm. Collier Brown. Federally licensed by the U.S. Department of the Treasury, Collier is authorized to represent individuals and businesses before the IRS nationwide.
With over a decade of professional experience in tax preparation, tax strategy, accounting services, and business advisory, Collier brings a wealth of knowledge and practical insight to every client engagement.
Wm. Collier Brown, MSA, EA
Enrolled Agent | CPA Candidate
Our Location
Meet us Online or in Grapevine, wherever works best for you
Downtown Tax & Accounting Services is based at BOSS Office Suites, Suite 260, in Grapevine, Texas — conveniently located between Dallas and Fort Worth, just minutes from DFW Airport.
As a remote-first firm, most of our clients meet with us virtually through Zoom or Google Meet. This allows us to serve businesses efficiently across Texas and nationwide.
If you’d like to meet in person, we can come to a location of your choosing or host you at our Grapevine office. Please schedule ahead so we can reserve the right meeting space for you:
Small meeting rooms: 1–4 people
Medium rooms: 5–10 people
Large conference rooms: available as needed
Latest Insights
IRS Guidance: What Tax Pros Need to Know
Breaking down the latest IRS updates and what they mean for accountants, business owners, and taxpayers this season.
Read on LinkedIn →IRS IT Overhaul: Big Changes Coming
The IRS is modernizing its decades-old IT system. Here’s how this impacts compliance, efficiency, and future tax filings.
Read on LinkedIn →
Ready to Take the Next Step?
Request your free, no-obligation estimate today and see how Downtown Tax & Accounting Services can support your business with clarity and confidence.
Request Estimate