Deana Simpson, EA, USTCP Senior Preparer & Representation Specialist
Deana Simpson is a US Tax Court Practioner and Enrolled Agent serving US citizens and military taxpayers world-wide. Deana is an award winning and highly sought after tax specialist serving American taxpayers with unique tax needs across the globe. From the Whetstone/Sierra Vista area of Arizona to Korea, Iraq, Afghanistan, Germany, and the UK, to name a few, Deana Simpson is the go-to tax professional for those with complex tax situations.
With over 20 years in the Tax Professional industry, Deana specializes in serving the diverse tax situations of military families and their communities. A Magna Cum Laude Accounting graduate from McKendree College she later specialized as an Enrolled Agent admitted to practice before the Internal Revenue Service in 2016. Deana was admitted to the US Tax Court bar in 2024. She continues to enrich her knowledge and expertise with an average of 80 hours of continuing education per year to provide valued service to taxpayers no matter life’s circumstances.
A military spouse of 22 years, Deana has traveled the world with a passion to serve our country and military communities. On and off base, she has served with the VITA Tax Office on Post, Spouses Club, TAPS and unit FRGs. In 2018, she received the Civilian Volunteer of the Year by Fort Huachuca, Az. She has also volunteered with AZSEA, SACEA, NAEA and LITC (Low Income Taxpayer Clinic) furthering the recognition of Enrolled Agents as tax professionals and representing taxpayers whose limited resources make it hard to obtain qualified representation.
Deana resides with her husband, Tom, in the Sky Islands region of Arizona. She is a proud mother and grandmother of a vivacious 8-year-old. Her hobbies include black-thumb gardening, reading and hiking. She is an animal lover of her German Shephard, rescue mutt , two indoor kitties and provides safe haven to a feral kitty.
Deana is known for her passion and dedication to serve Americans across the globe with their unique tax situations. No one loves receiving correspondence from the IRS as much as she does!
Areas of expertise: Military Family Returns | Multi-state issues | Domicile and Residency questions | PCSing | Small Businesses | Rental Property in Multiple States | Collections Guidance and Representation on IRS and State tax matters
Ellen, EA Tax Preparer
In 2005, Ellen randomly decided to take the H&R Block tax class—something she never imagined would change her life. But after that first taxing season, she was completely hooked. She finds true joy in connecting with people from all walks of life, helping them unravel the confusing world of taxes with patience and care. You’ll often hear her say, “I can't make a cup of coffee, but I can do your tax return”—a shining reminder that we all have our unique gifts. For Ellen, this isn’t just work; it’s a passion she pours her heart into, so others can focus on what they love without the stress and uncertainty of taxes weighing them down. Ellen’s commitment to her profession led her to become an Enrolled Agent, allowing her to represent clients before the IRS and provide expert tax advice.
She is a proud grandmother to four wonderful grandchildren and a great-grandmother to one adorable little soul. Her passions include diving into a good book, exploring new places through travel, and embracing everything that makes her laugh until she can’t breathe—because joy, connection, and a good laugh are what truly fuel her spirit.
Ellen is dedicated to building lasting relationships with her clients and looks forward to helping you with your tax needs.
Brandy, AFSP Office Manager
Brandy joined our team as a receptionist and has completely turned the office on its head. She transformed day-to-day life with her razor-sharp wit, attention to detail, adaptability, and warmth; she has both streamlined operations and added layers of accuracy and accountability.
As a military spouse, Brandy shares Deana's passion for serving those who serve. In 2025, she continued her professional growth by stepping into the role of Office Manager. By 2026, Brandy remains an integral leader in the firm, supporting both internal operations and client service with excellence.
Alexa Marketing Manager & Tax Preparer
Alexa has a strong background in marketing, specializing in social media, web design, and branding, with experience across higher education, corporate, and healthcare organizations. In addition to leading the firm’s marketing efforts, she will also support clients as a tax preparer this year and has passed the IRS Annual Filing Season Program exam.
Alexa is an ex-military brat, giving her a deep appreciation for the military community the firm serves. She enjoys knitting, hiking, and spending time with her family.
Kelly Tax Preparer
Kelly is a tax preparer and bookkeeper known for her attention to detail and approachable style. She enjoys helping individuals and families feel organized, confident, and supported when it comes to their finances.
With years of experience, Kelly values clear communication and personalized service. Outside of work, she’s a mom of three and enjoys reading and travelling when she can.
Shannon Tax Preparer
Shannon is a valued member of the Simpson Representation Tax Service team, bringing a rich and diverse background that enhances our office.
A proud graduate of Full Sail University, Shannon is passionate about continuous learning and delivering her best in every task. With knowledge you can trust, she serves our clients as a Tax Preparer and has successfully completed the Annual Filing Season Program exam.
Though born in Phoenix, Shannon’s journey has been a true adventure, with stops in New England, New York City, and Tampa Bay before returning to her Arizona roots. She enjoys rediscovering all that the state has to offer and welcomes recommendations for local favorites.
Shannon’s enthusiasm, creativity, and unique perspective continue to make her an important part of our team. Stop by and say hello—she’d be happy to help with your tax needs!
Join US!
Would you love to join our team? We are currently interviewing individuals with a passion for tax preparation. This is a highly compensated position with pay ranging between $22-26 per hour depending on experience. For more information, contact us: https://www.simpsonrts.com/contact-us