Our Team
Willis (Bill) P Maier, III, CPA
Partner
Professional Background
Bill has over eighteen years of public accounting experience and eight years experience in private accounting. With extensive knowledge in accounting and auditing, Bill has worked with clients in numerous industries, which include manufacturing companies, not-for-profit entities, law firms, service industry clients, real estate and audits of employee benefit plans. Bill also has experience in providing tax preparation and tax planning services to individuals and small businesses, as well as, returns for not-for-profit entities and employee benefit plans.
Prior to co-founding MGS LLP, Bill worked for ten years with a top 25 nationally ranked accounting firm. Prior to that, Bill spent five years in a regional accounting firm in Wilmington, DE. His private experience was in the hospitality industry, where in his role as Assistant to the President he was responsible for a variety of functions including implementing a computerized accounting system, controller responsibilities, information systems, developing internal controls, sales and marketing, and working on financial projects.
Education
• MBA in Accounting, Temple University
• BA in Finance and Economics, Temple University
Professional Memberships
• Certified Public Accountant Pennsylvania
• American Institute of Certified Public Accountants (AICPA)
• Pennsylvania Institute of Certified Public Accountants (PICPA)
Stephen F. Grabuski, CPA
Partner
Professional Background
Stephen has over 15 years of public accounting experience providing client services in the areas of audit, review, compilation, accounting, and advisory services. Stephen specializes in these services to clients in the employee benefit plan, small business, not-for-profit, life science and manufacturing and distribution sector. Stephen also has experience in providing tax preparation and planning services to family-owned, small business, high net worth individuals, entrepreneurs, trusts and estates as well as, returns for not-for-profit entities and employee benefit plans.
Prior to co-founding MGS LLP, Stephen worked for the last 8 years with large accounting firms nationally ranked in the top 25 in their Philadelphia area offices and prior to that spent 2 years at a large regional public accounting firm headed out of Oaks, PA.
Education
• West Virginia University – Bachelor of Science (BS) Accounting, 2003
Professional Memberships
• Certified Public Accountant Pennsylvania
• American Institute of Certified Public Accountants (AICPA)
• Pennsylvania Institute of Certified Public Accountants (PICPA)
Carole A.T. Smith, CPA
Partner
Professional Background
Prior to the merger that formed MGS LLP in 2017, Carole was the sole proprietor of Radnor Tax Services LLC, and has practiced as a Certified Public Accountant since 1994, having worked in public accounting for over 28 years. Prior to being with Radnor Tax, she worked as an Internal Auditor in Investment Accounting. She is a graduate of Hofstra University with a BA in Accounting. Carole has been actively involved in community organizations including the board of directors of Resolve Philadelphia and the Whitemarsh Township Employee Pension Committee. She is also a member of the Pennsylvania Institute of CPAs.
Carole lives in Ardmore with her family and their 2 dogs. Carole considers her outstanding accounting skill to be her ability to listen and her desire to help her clients with tax matters in all phases of their lives.
Education
• Hofstra University – Bachelor of Arts (BA) Accounting
Professional Memberships
• Certified Public Accountant Pennsylvania
• Pennsylvania Institute of Certified Public Accountants (PICPA)