Sean P. Keegan is a Vice President of State & Local Tax Services for both Property Tax Assistance Company Inc., (PTA), and PTA's Real Estate Tax Division. Mr. Keegan has been successfully representing clients whom are private and publicly traded corporations over the last decade. He specializes in both Real and Personal Property Tax representation.

He has extensive experience with Equipment Valuation issues, New Construction Issues, Fixture Assessment issues, and Business Personal Property Audits. He has assisted clients in reducing their tax liability in industries such as Printed Circuit Board Manufacturing, Storage Media Disk Manufacturing, Semiconductor Manufacturing, Aerospace/Military Component Manufacturing, Electronic Medical Monitoring Systems Manufacturing, Plastics Manufacturing, Coke Petroleum Processing, Dairy and Food Processing, Retail/Grocery Divisions, DVD Manufacturing, and Entertainment Companies such as Music Recording, Audio & Video Post Production.

He also coordinates client appeal presentations for Commercial and Industrial, and Agriculture type properties. He has expertise in Change in Ownership issues, Base Year Value issues, Construction Defect Issues, Contamination/Remediation issues, and Direct Assessment issues for large commercial (Office, Retail, Single and Multi-Tenant Retail) property owners.

Mr. Keegan is also a member of both the Institute for Professionals in Taxation (IPT) and the Society of Auditor-Appraisers (SAA). He received his Juris doctorate from Pacific coast University School of Law and has completed all four American Society of Appraisers' Machinery & Equipment Appraisal Courses and IPT Sales & Use Tax Course work. He is a graduate of California State University, Long Beach.