State and Local Tax

Are You Struggling to Keep Up with The Volume of Rapidly Changing State Tax Laws? We Have the Resources You Need.

In today’s economy, it’s not uncommon to transact business across the U.S. Whether you are physically doing business in other states or providing services via the internet or selling products from your website, you need to be aware of the state tax implications. It can be overwhelming for businesses to keep track of income tax, sales tax, and property tax laws for 50 states. We have the resources and decades of state tax expertise to keep you compliant with all state laws and develop a plan to help you minimize your tax liabilities. So, whether you are expanding your business operations, selling off a division, or buying a new airplane, we’re here to help!

State Tax Services

We can provide an array of services in the areas of state income tax, franchise tax, sales/gross receipts tax, personal property tax and unclaimed property to include:

  • Compliance
  • Audit support
  • Personal property tax protests
  • Nexus studies
  • Taxability studies (sales tax)
  • Refund studies
  • Transactional planning
  • Organizational structure planning
  • Credits and incentives
Get in touch
If you can relate to what we are talking about, then it’s time to invest in a business partner like ATKG. You will be glad you did and those days of stressing less and relaxing more will be just around the corner.
Client Stories
Three Star Daylighting Partners with ATKG

3 Star Daylighting

When 3 Star and ATKG began working together, we knew it was going to be a lasting relationship. We have a very personal relationship. They are always willing to take on […]
Beth Hair

Beth Hair - Entrepreneur and Business Owner

In 2009, I contacted ATKG about starting a consulting firm. What I needed, at that moment, was a trusted adviser to work through the finite details. By the second quarter […]

Biga on the Banks

We’ve been together [with ATKG] a long time, and the people there know us well. There’s a lot of stuff going on and the laws are always changing, so we […]

Bosque Systems LLC

The client service team at ATKG has played a key role in supporting Bosque’s growth from the start and has continued to be a valuable business partner as the company […]
Cancer Insight Partners with ATKG

Cancer Insight

As a Clinical Research Organization, Cancer Insight is deeply devoted to discovering, developing, and testing emerging bio-technologies related to cancer therapies. We are passionate about the work we do because […]
Clear Design Office Furniture

Clear Design

Our office furniture manufacturing company was started by our father in Sheffield, England in 1982. We began operations in the U.S. in 2003. Since then, we have seen our business […]
Joe and Connie Mitchell

Joe and Connie Mitchell

Our relationship started small, with the firm doing the accounting for one of our ranches. It scaled relatively quickly as we began to see the value in our partnership. ATKG […]


We switched our outside accounting firm to ATKG because as our company grew over the past 22 years from seven founding partners to a firm of 115 professionals, the job […]

Dough Pizzeria Napoletana

When it came time for us to choose a CPA firm to team up with, we asked our colleagues in the food and beverage industry which companies they recommended. Finally, […]
Elder Bray & Bankler PC

Elder Bray & Bankler PC

We established Elder Bray (Elder Bray & Bankler) in 2012 as a compelling alternative to large law firms for business and estate matters and transactions of critical importance. We serve […]
Infinity Systems Partners with ATKG

Infinity Systems

We began working with ATKG in 2003. We had an Employee Stock Option Program (ESOP) in place that was threatening to destroy our cash flow and decided our current firm […]


When I completed the ‘Find Your Why.’ exercise designed by Simon Sinek, I came to realize my WHY was helping others succeed. It led to building an enterprise-level IT business […]
MSI / Dixie Iron Works

MSI / Dixie Iron Works, LTD

Dixie Iron Works has been in operation since 1933 in Alice, Texas. In 1987, we formed Manifold Systems, Inc. which is our main product line today. We truly believe pure […]

Rosario's Mexican Cafe & Cantina

In the same way that I care about delivering a great experience to my customers, that’s why I came to ATKG years ago. I admired [ATKG’s] above and beyond care for […]

Shamrock Vacuum Services

In early 2008 we began to realize that we were outgrowing our “mom and pop” CPA firm and hoped to find someone in Houston to take care of our ever-mounting […]

Ten Triple X Ranch

On the advice of one of our trusted bankers, we started talking with ATKG. They were known, even 15+ years ago, as a firm that specialized in family ranches. Ten […]


‘‘My father and I have used ATKG since the days of its founder James Ahern, and they have always provided excellent and accurate advice.’’

A Client

‘‘I can't name just one reason about Eric and Hayley! Their proactivity, creativity, collaborative spirit, and communication are all absolutely incredible.’’

A Client

‘‘I call them my ATKG team!’’

A Client

‘‘Very personable and knowledgeable. Over the years, I have created great relationships with Teryn Grater, Diane White, and the seniors and managers on my account.’’

Melanie Fluitt

3 Star Daylighting, LP

‘‘We appreciate ATKG's responsiveness, timeliness, and good communications’’

A Client

‘‘Everyone that I have worked with at ATKG is extremely friendly, helpful, and always very responsive!’’

A Client

‘‘I couldn't be happier with the choice to move from EY to ATKG. A.J. Sturm, Diane White, Alisha Bell, and the support staff have been instrumental in helping me with a complicated Estate and Foundation scenario. Not only have they provided me with phenomenal accounting and tax advice, but they have also gone above and beyond to help me plan for today, tomorrow, and far beyond. Thank you, ATKG!!!’’

Amy Burdick

Richard L Burdick Foundation

‘‘We continue to consider ATKG a part of our personal and business planning team. They are a professional firm with an impeccable level of service.’’

A Client

‘‘ATKG is very professional, responsive, and client-oriented. They are committed and make a point to communicate with annual meetings and anytime I have a question.’’

A Client

‘‘Angie Stone and her team provided valuable forensic accounting services and excellent litigation support in some complex family law cases handled by our firm.’’

Alicia K.

Key Law Firm

‘‘Angie Stone and Courtney Mastin are prompt in their response to any inquiry our clients or I may have. Additionally, everyone at ATKG maintains a wonderful level of professionalism.’’

A Client

‘‘Great people, good response time, and helpful’’

A Client

‘‘Excellent customer service. Rapid response to questions!’’

A Client

‘‘Great people and very informative, up-to-date with ever-changing rules and guidelines in this ever-changing government!’’

A Client

‘‘ATKG is invested in my success and is highly responsive to my needs.’’

A Client

‘‘ATKG offers great customer service.’’

A Client

‘‘Prompt service and excellent forecasting. I also feel that I get tremendous support, more than I have received in the past.’’

A Client

‘‘Katie provides great service and is very knowledgeable.’’

A Client

‘‘She is friendly, responsive, and knowledgeable.’’

A Client

‘‘David and the ATKG team are knowledgeable regarding current tax issues, and they are extremely responsive to all questions.’’

A Client

‘‘Been working with ATKG for several years; they are extremely professional, knowledgeable and offer great customer service.’’

A Client

‘‘ATKG provides services up and above any other accounting firm I have ever used. They want to help their clients manage their wealth and offer to help teach their children about wealth and how to manage it.’’

A Client

‘‘Teryn is always quick to respond to questions and on top of the latest accounting rules.’’

A Client

‘‘Amanda and Shannon offer us consistent communication’’

A Client

‘‘A. J. is professional, knowledgeable, and provides friendly assistance.’’

A Client

‘‘Eric and Sarah do an excellent job handling our account and promptly answering questions. They are proactive in planning meetings and looking forward.’’

A Client

‘‘Our ATKG team, which includes Eric, Ruth, Katie, and Shannon is incredibly knowledgeable, professional, and supportive of our business. Client service always feels like it is at the forefront of their mind.’’

A Client

‘‘Loyal, excellent service over 35 years with Melanie and her team.’’

A Client

‘‘Our interactions with Diane and the ATKG team are always a model for how a professional services company should interact with its clients. With ATKG, we know that our finances are in good hands.’’

A Client

‘‘Melanie, Teryn, and Sandy have clearly had my and my family's best interests at the forefront. I have had a 19-year relationship that has proved to be very beneficial to my family and me.’’

A Client

‘‘Melanie, Teryn, and Katie offer us confidence.’’

A Client

‘‘Diane and Shannon are a critical resource and partner to our firm. They are knowledgeable, responsive, and dependable on all levels.’’

A Client

‘‘Diane and Shannon provide great service. They are very knowledgeable and are always willing to assist our group with sage advice.’’

A Client

‘‘Great work, timely, and the best part....nice folks!’’

A Client