Tax Professionals

What you can expect from Allyn is a staff of creative and diverse tax professionals personally focused on your specific needs. Allyn tax professionals operate like your own tax department and serve as an extension of your business allowing you to focus on your critical projects while Allyn manages your tax operation.


  • Personalized, adaptable, and flexible service to meet your needs
  • Cost-effective alternative to in-house staffing or accounting firms
  • Comprehensive suite of services to select from
  • Established links to all critical business areas for smooth information flow
  • Responsive and consistent communication and interaction
  • Outstanding sustained customer service
  • Concentration on compliance, consulting, and tax savings opportunities
  • Continuity of management and personnel
  • Experience in implementing structured compliance programs, managing audits, identifying cost savings and negotiating with federal, state and local authorities
  • Documented standardized operating procedures and client work instructions and workflows
  • SOX compliance; SAS 70 compliant
  • Benefit from Tax Imaging Management System (TIMS) and CERTlocker developed in-house specifically to meet our clients' needs for Exemption Certificate Management

Professional Affiliations and Continuing Education:

  • Institute for Professionals in Taxation
  • CMI – Sales Tax
  • Sales Tax Institute
  • Council on State Taxation
  • American Society of Appraisers
  • CSC TCI - Tax Compliance Inc Allied Property Tax Consultant and Outsource Service Provider
  • On-Site Notary Public
  • Certified Green Belts – Six Sigma

Tax Experience:

  • Consultants, Analysts, Specialists, Senior Analysts, Leaders, and Managers with 30 years state and local tax experience for leading US corporations
  • Provided Fortune 500 and leading global and US corporations tax compliance and consulting solutions for all US states and Canadian provinces
  • Obtained refunds, assessment reductions, and identified savings opportunities
  • Worked with tax assessors and collectors on a daily basis throughout the US on behalf of clients and resolved assessor or collector variances
  • Represented clients under state audit and negotiated favorable assessments and refunds

Industries Served:

  • Manufacturing, retail/wholesale, services, non-profit, research and development, leasing/rental, automotive, heavy equipment, construction equipment, electronics, power generation, marine engines, luxury motorcoaches, transit buses, aircraft components, food/beverage, services, high-tech, IT.

Tax Field Specialties:

  • Sales and Use Tax
  • Real and Personal Property Tax
  • Income and Franchise Tax
  • Business Licenses, Annual Reports, Unclaimed Property, Excise Tax, Fuel Tax, IFTA, 1099, W9
  • Compliance and Opportunity Reviews – Refund Recovery, Overpayment Reviews, Reverse Tax Audits
  • Credits, Incentives, and Exemptions – Research, Consulting, Application, and Tax Planning
  • Exemption Certificate Management Services using proprietary TIMS and CERTlocker
  • Tax Compliance
  • Tax Consulting and Expertise
  • Audit Representation, Defense, and Support

Software Experience:

Allyn has multi-state compliance and consulting experience utilizing the following tax systems and software:



Bloomberg Law

InSource RSLexisNexisOneSource
OraclePower BIPTMS
SabrixSage IntacctSAP
Sovos TaxwareTableauThomson Reuters Checkpoint
Thomson Reuters WestlawTIMSVertex