About GEM Oil & Gas Expert Matrix

Susette M. McNeel, CPA, CGMA
President and Founder
GeoInvoice was developed out of necessity and opportunity. GeoInvoice is an innovation and solutions company for the oil & gas industry. GeoInvoice develops automated sales tax solutions for the upstream segment of the oil & gas industry.
Susette has worked in the oil and gas industry for over 20 years. She obtained a BBA in Finance, magna cum laude from Sam Houston State University and is a certified public accountant licensed in the state of Texas. Susette is a tennis player and amateur astronomer.
Powering Prosperity®
Our customer’s success and confidence in sales tax compliance is our purpose. This drives everything we do in every aspect of our company. GEM powering prosperity.
Finding the right size sales tax solution
Sales tax solutions for oil and gas industry were either too “enterprise” in scope and cost for the small and medium sized service company or did not exist. In 2019 Susette developed GEM Oil & Gas Expert Matrix for small and medium sized service companies and suppliers.
GEM Oil & Gas Expert Matrix is lightweight to use while providing you with an enterprise world class solution.
No address? No problem.
Avalara and other automated sales tax software depends on address for calculating sales tax. No address? No problem. Susette invented a system and method for calculating sales tax for points of sale that do not have a USPS address. See GeoInvoice patent Location Based System And Method For Calculating Sales And Use Tax.