OUR MISSION Is to improve your municipality


Brian Barbieri

Office Staff

james Elrod

Assessor, MMAO


marie collias

Assessor, MMAO

jaime barra

Assessor, MAAO

Mark Lorkowski

Appraiser, MAAO


​Andrew Yankee

Office Staff, MCAO 

Darrin Kraatz

Assessor, MMAO


​pete barbieri

Office Staff, MCAT

Mitchell elrod

Assessor, MMAO

meet our awesome staff!


Nolan Arbour

Appraiser, MCAO


tom monchak

Assessor, MAAO


Christine Lucian

 Assessor, MAAO


Rochelle stewart

Appraiser, MAAO

​Cathy burke

Office Staff 

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About Us

​Chris Mattei

Office Staff, MCAO 

Ben Griffin

Appraiser, MAAO


​deborah Harrison

Appraiser, MCAO

janet niles

Field Staff

Assessment Administration Services, L.L.C. was founded by Lisa Griffin in 2009.  After 23 years of experience at the Charter Township of Shelby, Lisa decided to branch out on her own.

Lisa has a Bachelor's Degree of Science in Business Administration from Central Michigan University.  She holds the Michigan Advanced Certified Assessing Officer designation from the State of Michigan as well as the Personal Property Examiner Certificate.  She has over 37 years of experience in the Assessing field.

Lisa is the past President of the Macomb Assessor's Organization and was an Executive Board Member of the Southeastern Chapter of the Michigan Assessor's Association.  She is also a member of the International Association of Assessing Officers, the Michigan Assessor's Association and Macomb Assessor's Organization. 

William Griffin is co-owner of Assessment Administration Services.  Bill has over 40 years of experience in the Assessing field.  He holds the Michigan Master Assessing Officer Designation which is the highest designation awarded by the State as well as the Personal Property Examiner Certificate.  Bill studied labor relations at Eastern Michigan University.

Bill is a member of the International Association of Assessing Officers, Michigan Assessor's Association, Oakland County Association of Assessing Officers and Macomb Assessor's Organization.

DEBRA KOPP

Assessor, MMAO

Bill Griffin

Owner, Assessor, MMAO


Anthony Stockdale

Appraiser, MAAO


Chris Mattei

Field Support Staff​


ses cianferra

Assessor, MCAO


Colleen Thomas

Appraiser, MAAO


Brent Messina

Office Staff, MCAT

Assessment Administration Services L.L.C.

max griffin

Assessor, MMAO


Paul Ciraulo

Appraiser, MAAO


Lisa Griffin

Owner, Assessor, MAAO