Payroll tax infrastructure and
automated new hire compliance
Symmetry empowers employers, providers, platforms, AI agents with the tax intelligence to
determine, calculate, and support payroll taxes.
Trusted by industry leaders in people tech
- 64 million+employees’ paychecks calculated
- 33 million+withholding forms processed
- 7,400+tax jurisdictions covered
- 40+ yearspayroll compliance expertise
Our productsPowerful payroll tax compliance
Powerful payroll tax compliance
software to build remarkable products
Symmetry's technology of payroll tax APIs and compliance software enables payroll platforms to ensure employee and employer taxes are accurately calculated.
From employee tax withholding forms to federal, state and local tax lookup and calculation software, we make every employer and employee process you build more automated, compliant, and error-free.
Symmetry Tax Engine
Calculate gross-to-net payroll taxes to build or enhance a payroll product, embed payroll into an existing application, and increase compliance.
Symmetry Tax Logic
Symmetry’s 24/7 AI tax calculation expert. Eliminate manual tax research, achieve 98% faster resolution, and ensure audit-grade accuracy on complex tax calculations.
Symmetry Guides
Pairs verified tax rates with step-by-step filing protocols and AI-powered search – so your team moves from awareness to execution.
Symmetry Payroll Forms
Directly integrates and automates the withholding forms process at the federal, state, and local levels with over 130 compliant forms.
Symmetry I-9
Fast, compliant I-9 verification software for onboarding and payroll providers. Offers all Section 2 verification methods (including remote) and full E-Verify integration.
Symmetry Payroll Point
Determines complicated local withholding tax rates within your product by applying latitude and longitude coordinates of a residential address and a work address against Symmetry’s expansive library tax shapefiles, nexus and reciprocity algorithm.
Symmetry Minimum Wage Finder
Automated and accurate federal, state, and local minimum wage rates into your application by using exact location coordinates.
Payroll Tax Calculators by Symmetry
Embed or integrate over 11 payroll tax modeling calculators for any gross-to-net calculation or ‘what-if’ scenarios.
"Symmetry Software had a very detailed integration guide and a phenomenal technical staff that allowed us to get to market much quicker than if we had tried to tackle this on our own."
"We actually trot out Symmetry in our sales calls because it bolsters our credibility a lot."
Symmetry is your payroll compliance technology partner through all phases of growth. You're in good company with Symmetry.
Get a demo of Symmetry Software
Encouragement to speak to a payroll technology expert about solving tax compliance for your payroll process.
