Sean O'Connell, Cpa/Pfs, Cgma
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Sean O'Connell, Cpa/Pfs, Cgma Email & Phone Number

Principal at Sikich
Location: Fairfax County, Virginia, United States 2 work roles 3 schools
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✓ Verified August 2026 3 data sources Profile completeness 86%

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Current company
Sikich
Role
Principal
Location
Fairfax County, Virginia, United States
Company size
2267 employees

Who is Sean O'Connell, Cpa/Pfs, Cgma? Overview

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Quick answer

Sean O'Connell, Cpa/Pfs, Cgma is listed as Principal at Sikich, a with 2267 employees, based in Fairfax County, Virginia, United States. AeroLeads shows a matched LinkedIn profile for Sean O'Connell, Cpa/Pfs, Cgma.

Sean O'Connell, Cpa/Pfs, Cgma previously worked as Partner at Pbmares, Llp. Sean O'Connell, Cpa/Pfs, Cgma holds Tax Law/Taxation from Depaul University.

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Email format at Sikich

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Sikich

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Profile bio

About Sean O'Connell, Cpa/Pfs, Cgma

As PBMares' Tax Service Line has grown from $1 million to $50 million in revenues, Sean has become an expert in Tax Quality Control systems. During his years as a Tax Service Line Leader, Sean has developed controls that are not just for loss prevention purposes - they ensure that opportunities for clients are identified and delivered. And "standardization" is not merely to gain efficiencies - rather, it ensures a more consistent client and team experience. A Certified Public Accountant with Personal Financial Specialist designation, Sean has collaborated with his team's Certified Financial Planners to deliver holistic services, and has helped his team grow in size from $0 to over $1.5 billion of AUM.

Current workplace

Sean O'Connell, Cpa/Pfs, Cgma's current company

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Sikich
Sikich
Principal
United States
Website
sikich.com
Employees
2267
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Company profile
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2 roles

Sean O'Connell, Cpa/Pfs, Cgma work experience

A career timeline built from the work history available for this profile.

Principal

Sikich

United States

Partner

Current
Pbmares, Llp

Chicago And East Coast

• Directed Tax Partners and team members through organic growth and integration of professional service companies.• Grew PBMares' tax service line from $1 million to $50 million in annual revenues.• Expert in process standardization, Tax Practice Quality Control Systems, and identifying tax planning opportunities.

May 1985 - Present
Team & coworkers

Colleagues at Sikich

Other employees you can reach at sikich.com. View company contacts for 2267 employees →

MT Mei Tsang Mei Tsang Colleague at SikichLancaster, Pennsylvania, United States View → PO Pamela Orlowski Pamela Orlowski Colleague at SikichGreater Chicago Area, United States View → CE Chelsey Ericson, Cptd Chelsey Ericson, Cptd Colleague at SikichNew Alexandria, Virginia, United States View → TG Tim Gaber Tim Gaber Colleague at SikichGreater Chicago Area, United States View → BB Brittaney Breeden Brittaney Breeden Colleague at SikichWashington, Missouri, United States View → AP Ashley Phillips Ashley Phillips Colleague at SikichPeoria, Illinois, United States View → DH Dane Hiatt Dane Hiatt Colleague at SikichWestmont, Illinois, United States View → RR Ryan Randolph Ryan Randolph Colleague at SikichSpringfield, Illinois Metropolitan Area, United States View → SK Sowjanya K Sowjanya K Colleague at SikichSan Jose, California, United States View → KP Kanetha Peters Kanetha Peters Colleague at SikichWashington Dc-Baltimore Area, United States View →
3 education records

Sean O'Connell, Cpa/Pfs, Cgma education

Tax Law/Taxation

Depaul University

Master's of Science in Taxation program. 4.0 GPA after first term.

B.S., Accounting

Bridgewater College

Activities and Societies: Magna Cum Laude, 4 years Varsity Basketball, 4.0 GPA in all Accounting courses Was named first team Academic.

Education record

Surrattsville High School

Activities and Societies: Varsity Baseball, Varsity Basketball National Honor Society. Two years of Accounting courses. Yearbook staff.

FAQ

Frequently asked questions about Sean O'Connell, Cpa/Pfs, Cgma

Quick answers generated from the profile data available on this page.

What company does Sean O'Connell, Cpa/Pfs, Cgma work for?

Sean O'Connell, Cpa/Pfs, Cgma works for Sikich.

What is Sean O'Connell, Cpa/Pfs, Cgma's role at Sikich?

Sean O'Connell, Cpa/Pfs, Cgma is listed as Principal at Sikich.

Where is Sean O'Connell, Cpa/Pfs, Cgma based?

Sean O'Connell, Cpa/Pfs, Cgma is based in Fairfax County, Virginia, United States while working with Sikich.

What companies has Sean O'Connell, Cpa/Pfs, Cgma worked for?

Sean O'Connell, Cpa/Pfs, Cgma has worked for Sikich and Pbmares, Llp.

Who are Sean O'Connell, Cpa/Pfs, Cgma's colleagues at Sikich?

Sean O'Connell, Cpa/Pfs, Cgma's colleagues at Sikich include Mei Tsang, Pamela Orlowski, Chelsey Ericson, Cptd, Tim Gaber, and Brittaney Breeden.

How can I contact Sean O'Connell, Cpa/Pfs, Cgma?

You can use AeroLeads to view verified contact signals for Sean O'Connell, Cpa/Pfs, Cgma at Sikich, including work email, phone, and LinkedIn data when available.

What schools did Sean O'Connell, Cpa/Pfs, Cgma attend?

Sean O'Connell, Cpa/Pfs, Cgma holds Tax Law/Taxation from Depaul University.

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