Jeff Mallory

Jeff Mallory, CEO, Managing Partner, has more than 30 years of experience in the world of indirect tax, with a hyper focus on sales and use taxes. Not only has Jeff spent 30+ years with hands-on experience mastering the skills necessary to be an expert in such matters, but he’s also served in multiple leadership … Read more

Jeff Stonerock

Jeff Stonerock, Partner, CPA, has nearly 30 years of experience in the indirect tax space.  His specialization lies in tax planning, incentives, audit defense, refund claims and tax compliance. Jeff’s audit defense experience includes federal and state income taxes, sales and use taxes, property taxes, and various miscellaneous taxes in both the US and Canada. … Read more

Brian Hollingsworth

Brian Hollingsworth, Partner, brings 25 years of sales and use tax experience to the indirect tax niche of Clarus Partners. The lion’s share of his 25 years was spent with Big Four firms coupled with a brief time in his own practice. Brian’s talents are broad in the indirect tax specialization including but not limited … Read more

Steve Hanebutt

Steve Hanebutt, Partner, CPA, MST, has more than 25 years working in indirect tax matters, primarily within the state of Texas.  After 10 years with a global public accounting firm and two local public accounting firms, Steve started his own sales and use tax consulting practice, which he had for over 15 years before joining … Read more

Sonia Walwyn

Sonia Walwyn, Partner, CPA, LLM, J.D., is a key asset to the Clarus Partners team as she’s a renowned expert in matters of abandoned and unclaimed property.  As both a CPA and an attorney, while also being armed with more than 30 years’ experience in this field, she’s a force to be reckoned with. She’s … Read more