James Conley

Managing Partner, Co Founder

James Conley is the Managing Partner and Co-Founder of Integral Property Tax Services.  Mr. Conley founded Integral Property Tax Services in 2007 and has 25 years of experience in the Property Tax Industry. He has held senior management positions with the big four accounting firm, KPMG, as well as the spinoff of KMPG’s national property tax practice, Paradigm Tax Group.  Mr. Conley is an expert in the legislative and judicial framework of Arizona’s ad valorem tax system and has a deep understanding of internal policies and procedures of Assessor’s office.  He has represented thousands of property owners in dealing with virtually every conceivable property tax issue and has secured aggregate tax savings in excess of $100 million for his clients. He has a deep background in Hotel valuations as well as Retail, Office and Industrial.  Mr. Conley represents hundreds of large land owners throughout AZ in securing and maintaining their agricultural designations by working with various farmers and ranchers throughout the state.

Mr. Conley is a member of IPT (institute for Professionals in Taxation), and IAAO (International Association of Assessing Officers).  Mr. Conley received his Bachelor’s degree in Accounting and Finance from the University of Arizona.

jpconley@integralpts.com
480.423.3550 ext.108

Michael Zerbib

Principal and Co-founder

Michael Zerbib is a Principal and Co-founder of Integral Property Tax Services, LLC. Along with Mr. Conley, Mr. Zerbib’s primary responsibility is the Companys strategic direction and client development. Mr. Zerbib brings a blend of technology and a deep knowledge of the local real estate market and its players.

Mr. Zerbib was a part of the executive team of Telesoft Corp., a technology company from 1991 until 2002. During his tenure with Telesoft, Mr. Zerbib held various positions including President, Chief Executive Officer, Chief Financial Officer and Director of this publicly traded company. Mr. Zerbib continues to serve as a Director of the Company. During his leadership at Telesoft Corp., Mr. Zerbib took the company public in 1995, and subsequently acquired several local Internet Service Providers, launching a subsidiary by the name of Goodnet. Goodnet was grown into a nationwide wholesaler of bandwidth to local Internet Service Providers. The subsidiary was subsequently sold to WinStar in 1998. In 1999, Mr. Zerbib launched East Coast based Telesoft Recovery Corp. to complement Telesofts software offerings with contingency-fee based telecommunication audit and recovery services. From 1997 to the present, Mr. Zerbib has been actively buying, developing and selling residential property.

Mr. Zerbib holds a Bachelor of Science degree in finance and a Master’s degree in taxation and financial accounting from Arizona State University. Mr. Zerbib also holds a CPA certification from the Arizona State Board of Accountancy.

mzerbib@integralpts.com
480.423.3550 ext.102

Robert Fish

Senior Managing Consultant and Practice Leader

Mr. Fish has over 35 years of property tax consulting experience. He began his career working for several counties assessors offices. Mr. Fish started his property tax consulting career with Real Estate Tax service, a national practice, where he eventually was promoted to Vice President, with the Phoenix office. In 1998, he joined KPMGs national property tax practie, as the Practice Leader for the Arizona office. Mr. Fish continued with KPMGs spin-off practice in 2005.

Mr. Fish is a graduate of the University of Phoenix with a Bachelors degree in Business Management and Administration. He also attended Kent State University.

rfish@integralpts.com
480.423.3550 ext.103

Jay Fisher

Business Development Manager

Mr. Fisher is responsible for developing and maintaining current and new business relationships for the Company. Mr. Fisher has in excess of 15 years of residential real estate brokerage experience in large, high-end master-planned communities. Mr. Fisher graduated from Arizona State University with a Bachelor of Arts in Communications in 1989.

jfisher@integralpts.com
480.423.3550 ext.106

Lorrie Sweet

Administrative Office Manager

Ms. Sweet has over 20 years’ experience in the administrative side of the real property tax industry and plays a key role in the daily logistics of the firm. She began her career with KPMG’s National Property Tax Practice where she spent 5 years as a Practice Administrator. In November of 2004 she was asked to join the spin-off of KPMG’s National Property Tax Practice, which became Paradigm Tax Group. She spent 13 years with Paradigm Tax Group as Senior Practice Administrator before joining Integral Property Tax Services in 2018.

As the Administrative Office Manager, she is responsible for client contracts, filing property tax appeals, Notice of Claim appeals and Tax Court appeals, tracking of appeal records and filing deadlines, maintaining client and property records and assisting clients as needed. Other responsibilities include billing and accounts receivable and maintaining office procedures. She also has experience with and has played an instrumental role in the development of new property tax appeal systems.

lsweet@integralpts.com
480.423.3550 ext.107

Wayne Mumphrey

Wayne Mumphrey is a recent addition to our team. Wayne come to us with over 30 years’ experience in the assessment Industry. Before coming to us Wayne was with the Maricopa County Assessor’s office for 25 years dealing with all types of real property. For 10 of the years Wayne worked at the Assessor’s office he managed their Litigation division, handling all types of real property such as single family residences, offices, retail centers, industrial properties to include large manufacturing campuses, hotel & resorts, medical & dental offices , Clinics and Hospitals. Wayne also specializes in valuing properties with contamination issues, landfills and flood plain problems. Since leaving the Maricopa County Assessor’s office Wayne continued to work in the litigation arena with a large national law firm as a valuation analysis working on Tax Court cases and administrative appeals.

Wmumphrey@integralpts.com
480-397-9738

Darin Pipkin

With over 12 years of experience in property tax for a multi-state region, including Arizona, Nevada, Utah, New Mexico and Colorado. I began my property tax career with Marvin F. Poer & Company where I spent 7 years as a Senior Property Tax Manager. I then joined KPMG’s National Tax Practice as a Property Tax Manager for Arizona, Nevada and Utah where I continued my experience for an additional 5 years. I am now with Integral Property Tax Services as a Managing Consultant continuing my experience with multi-state property tax clients. I am considered an expert in the fields of Office, Industrial, Land and Retail real estate asset valuations as well as all Residential Properties.

Education:
Texas Tech University * Business Management
Real Property Valuation Course 101,102
Uniform Standards of Professional Appraisal Practice
Subdivision Analysis
Advanced Real Estate Appraisal REA 286
Basic Income Capitalization 310
Advanced Income Capitalization 510

Certification:
Licensed Real Estate Agent in Arizona
Registered Appraiser with Utah Department of Commerce/Division
Registered Appraiser with the Arizona Tax Court
Registered Property Tax Agent in Arizona
Member of Arizona Property Tax Association
Member of International Council of Shopping Centers
Member Institute for Professionals in Taxation

dpipkin@integralpts.com
480-397-9741

Larry Peterson

Business Development Manager

Mr. Peterson is responsible for developing and maintaining current and new business relationships for the company. His career in marketing and business development extends over 40 years, and ranges from sales/sales management positions at both local and regional levels, to the development of a leading national healthcare consulting firm. In 2003, Mr. Peterson accepted an offer to apply his business development experience within the property tax industry. Since that time, his focus has been on identifying opportunities, effectively communicating appropriate strategies, and building strong relationships with clients in minimizing property tax liability.

Mr. Peterson received his Bachelor of Arts degree from Brigham Young University and his Masters of Business Administration from the University of Phoenix.

480-397-9742