John E. Hadwen

CPA

Principal

Areas of Specialization

Education and Designations

  • Bachelor’s Degree, University of Southern Maine
  • Certified Public Accountant (CPA)

John Hadwen, CPA, is a Tax Principal with Albin, Randall & Bennett, where he delivers a thoughtful, solutions-focused approach to complex tax matters and business decisions. With more than 18 years of experience, he provides comprehensive tax planning, compliance, and consulting services to privately held companies, family offices, and ownership groups. John is known for translating intricate tax issues into practical, actionable strategies that support long-term financial and organizational objectives.

John’s practice is built on deep client partnerships across the construction and real estate, manufacturing, and family office sectors. He serves as a trusted advisor on entity structuring, business reorganizations, mergers and acquisitions, and the tax implications of growth, succession, and transition planning. His work is recognized for its clarity, responsiveness, and focus on delivering strong and sustainable outcomes.

Within ARB, John plays a key role in advancing the firm’s technical and technology-enabled capabilities. He leads initiatives to strengthen technical training, expand digital tools, and integrate emerging technologies to improve accuracy, efficiency, and client service. He is also actively engaged in mentoring and developing professionals, fostering a culture that emphasizes technical excellence and innovative thinking. His leadership reflects a commitment to building firmwide expertise and preparing the next generation of advisors.

John began his public accounting career in 2008 and joined ARB in 2021. Over nearly two decades, he has broadened his practice to meet the needs of increasingly complex organizations, becoming a strategic advisor recognized for both technical depth and practical insight.

John lives in Falmouth, Maine, with his wife and their two daughters. He enjoys traveling with his family, cheering on his daughters at sporting events, and spending time on the golf course.

Specialties

  • Family Office – Supports family offices with comprehensive tax planning and compliance, addressing the complexities of multi-entity structures, philanthropic activities, and multigenerational planning. Ensures accurate filings, efficient tax administration, and long-term preservation of family wealth from a tax standpoint.
  • Manufacturing – Works with manufacturing businesses to manage tax considerations related to capital investments, depreciation, multi-state activities, succession with an approach that emphasizes proactive planning to optimize tax positions and support operational growth.
  • Construction – Assists construction firms in navigating project-based accounting, evolving tax regulations, and industry-specific deductions. Helps streamline compliance, enhance cash-flow management, and maximize available tax benefits.

Professional Associations

  • Maine Society of Certified Public Accountants (MECPA), Member
  • American Institute of Certified Public Accountants (AICPA), Member
  • Manufacturers Association of Maine (MAME), Legislative Advocacy Committee, Member, 2021-Present

Community Involvement

  • Val Halla Golf Association, Former Treasurer

Firm Involvement

  • Technology – John leads ARB’s tax technology initiatives, driving the firm to stay ahead of industry innovation and ensuring its tools and workflows evolve with the rapidly changing tax landscape.
  • Training – John’s commitment to professional development is evident in his enthusiasm for mastering new tax regulations and sharing that expertise through team training. His proactive approach ensures that ARB’s staff remains informed and equipped to navigate the evolving complexities of tax legislation strengthening its position as an industry leader.

Publications

Recognition and Awards

  • Upstream Academy, Emerging Leaders Academy Graduate, 2025
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