Dominus Systems®, Limited Liability Company (LLC), a Vertex implementation specialist, offering full-service design, programming, consulting, and implementation capabilities. Dominus Systems, LLC was founded to work exclusively in partnership with Vertex Incorporated.

What differentiates us from the competition is our experience, our customer-satisfaction and our cost. We have some of the most experienced Vertex consultants in the business, and our price is usually one-half of the competition! Because of our technical & tax expertise we can quickly resolve issues, even some of the most complex issues with some of the largest ERP implementations in the country! All these factors combine to make our clients some of the happiest Vertex customers in the industry!

We have hundreds of successfull implementions of the Vertex sales tax products for clients in many different industries. These implementations include the latest versions of SAP, Oracle Financials, PeopleSoft, JD Edwards, and other Enterprise Resource Planning (ERP) systems.

Our team of consultants, implementation professionals and support staff can provide a tailored project to assist you with successful implementation of Vertex sales and use tax system.

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Our Mission
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Our mission is providing high quality business sales tax solutions maximizing our customer’s effectiveness in their market through the use of technology innovation, process analysis, business engineering and employee dedication.