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UPSOURCE Your Sales Tax Program to the Real Experts

It's time to LEVEL UP with our automated sales tax solution!

Trust the Sales Tax Experts to Prepare, Manage, & Conquer the Chaos for Your Business.

conquer the chaos

TaxConnex provides reliable, time-saving, and accurate solutions through comprehensive consulting, sales tax compliance software, management, and more.

 

Human Expertise & Oversight

Effective sales tax compliance requires real people with the right expertise. Automation alone is not enough. Our approach is all about combining efficient sales tax management software with deep knowledge, dedicated consulting, preparation, and human oversight. It's a powerful combination that lets you relax knowing your sales tax obligations are the best hands. 

Technology & Innovation

We continuously invest in our proprietary solutions to manage the ever-changing complexities of sales and use tax compliance. With software for storage, calculation, and reporting, our technology offers automation you can trust.  Our advanced Client Connexion portal offers a single, encrypted location to upload monthly state and local sales tax data for enhanced security and transparency. 

Personalized Service

Sales tax management is different for every client. Our team will get to know your business inside and out, and build a process that makes the most sense for you. Your team includes direct access to a dedicated sales tax advisor and practitioner who will prepare your taxes, offer help, and answer your questions.  No support tickets.
No 1-800-waste-your-time-waits.

Partnership

You gain an ally who's fully committed to your sales and use tax compliance when you place your trust in TaxConnex®. With outsourced tax preparation instead of strictly automated programs, you can ensure your filings are accurate and on time. And with our penalty and interest indemnification, you can rest easy knowing we've got your back every step of the way.  

Your Trusted Partner for Sales Tax Compliance & Management

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Managed Filing & Remittance Processes

Filing, remittance, payments, calendar management, notice resolution, and more. When you hire TaxConnex for your sales tax program, you get it all.

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Sales & Use Tax Advisory Services

Nexus, taxability, audits, voluntary disclosure agreements, and more! Find out about our project-based state and local tax consulting and advisory services to help you maintain compliance.

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Sales Tax Compliance Software

Getting the right rate on your invoices is crucial. Our automated sales tax program enables accurate calculation to ensure your business stays compliant effortlessly.

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Exemption Certificate Managed Services 

We handle your exemption certificates so you can focus on your business—discover our comprehensive sales tax management services today!

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World-Class NPS Score for 2025

TaxConnex 2025 annual client survey resulted in an 80 NPS! We are proud to continue to deliver next-level service!

TaxConnex | NPS

Why Clients Choose to UPSOURCE Sales Tax Compliance with TaxConnex

Having a trusted advisor in a field where we have no in-house expertise is invaluable to our company.”
Amy Alexander
MedEvolve, Inc
“Outstanding and reliable customer service that prioritizes satisfaction, with strong attention to detail in every interaction.”
Rob Johnson
VP and General Manager, Anritsu
"They’ve removed all the guesswork from a practice that was foreign to me. Their speed and efficiency are truly AWESOME.”
Kyle Potter
CFO, Mana Interactive Inc.
"TaxConnex consistently goes the extra mile for my company, often on short notice. I'm very pleased with their excellent service for tax management advice, filings, and special projects."
Rickey Reynolds
Controller, The Ice Box
“We needed tax exemption in almost all states, TaxConnex solved this for us. Very competent and helpful, always swift responses to all communication and always solving our sales tax issues.”
Dejana Rojbic
CFO, Mutonic
“Consistent service: For over ten years with TaxConnex in telecommunications and eCommerce, their accurate service and knowledgeable team have always exceeded my expectations.”
Traci Romedy
Coat Defense
"Great, versatile, and user-friendly product. Quick and knowledgeable support. Highly recommended!"
Dean Wheeler
Co-Founder & CEO, AcclaimWorks