Our People


“Insanity is repeating the same thing and expecting different results.”

Two Approaches to Client Success
A member of the Concannon, Miller & Co. team since 1980, John Sharkey breaks his business philosophy into two approaches: “Always exceed client expectations” and “Provide excellent service all the time.”

Plenty of Guinness in Ireland
When not at the office, John enjoys sports, movies, and reading, with John Grisham being his favorite author. In fact, if stranded on a desert island, John says the three things he would need are a Grisham book, a computer, and plenty of Guinness (he also brews his own beer). His favorite vacation spot is Ireland.

Steady as She Goes
John says his friends and family would describe him as “nice but quiet,” while he would describe himself as “steady.” His wife Jill and his daughters are his most prized possessions.

Organizations that John donates his time to include the South Parkland Youth Association, the Association for the Blind, and the Lions Club.

John Sharkey

Shareholders Managers & Directors

Mike Miller
Founder of McDonald's Niche

John Estock
McDonald's

Barry Hetzel
McDonald's

Bob Vitale
McDonald's,
Small Business, Valuations

Bob Oster
CEO

Kelly Meyer
COO

John Sharkey
McDonald's

Geri Stanus
McDonald's

Tony Bragano
McDonald's

Tony Deutsch
Tax Services, McDonald's

Tim Littler
McDonald's

Andy Kahn
Small Business

Bill Schiele
McDonald's

Erica Bortz, CPA
McDonald's, Pension Audits

Ron Cressman, CPA, CVA
McDonald's, Valuation Services

Andrea Brady
Audit Services

Angel Chiarello
McDonald's

Barbara Regen
Small Business

Betsy Storey-Bono
Marketing & Business
Development


Connie Hood
Human Resources

Denise Hozza
Small Business, Valuations

Harry Gabrielli
Small Business

Jean Klucick
Small Business

Matthew Vassallo
Information Technology

Milan Slak
Tax Services

Nancy Kahn
Small Business

Terri Blazofsky
Small Business

Steve Bickert
Back-Office Solutions Manager


 
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