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Business Details
41 Years
experience
Your Trusted Partner for Accounting and Consulting Solutions
Milligan & Company & Company has been solving complex financial, accounting, and management challenges since 1985, serving small and medium businesses, public corporations, nonprofits, government entities, and individuals. Our commitment to excellence, combined with the dedication of our staff, has established us as a leader in the accounting profession. As one of the largest minority-owned CPA firms in the U.S., we operate from offices in Philadelphia, Baltimore, Cherry Hill, and Washington, D.C. Our practice focuses on addressing sector-specific challenges through management-led solution teams, delivering personalized service, practical results, and integrity. With over 30 years of growth from a local CPA firm to a nationwide entity, we maintain a reputation for responsiveness and expertise.

Our professionals handle significant engagements involving financial administration and public trust, having successfully completed six peer reviews without any formal citations. We specialize in audits, transportation project management, diversity consulting, and tax services, aligning our work with industry norms and regulatory requirements. Our team includes nationally recognized experts who provide legislative insight and interpretation to clients across aviation, transit, and highway transportation industries. Through hard-earned reputation and peer-recognized expertise, we serve clients with practical solutions tailored to their growth milestones.
Services
Audit & Assurance Transportation Management Diversity Consulting Tax Services
Details
  • Year established: 1985
Highlights and features
  • We have over 35 years of experience solving complex financial challenges
  • We are one of the largest minority-owned CPA firms in the United States
  • Our services span accounting, auditing, transportation management, and diversity consulting
  • We maintain a perfect peer review record with zero formal citations
  • Our team includes nationally recognized experts in multiple industries
Associations and certifications
  • Peer Review
What people say
Expert compliance support Industry-specific knowledge Practical solutions Exceptional regulatory expertise Timely delivery
Services
Audit & Assurance
Our Audit & Assurance professionals conduct comprehensive examinations following Government Auditing Standards, OMB Circular A-133, and AICPA guidelines. We serve public and private sector clients with single audits, compliance reviews, and financial reporting for state and local governments. Our team specializes in ERISA audits and regulatory compliance, ensuring accurate financial documentation while maintaining the highest standards of professional accountability.
Transportation Management
We provide expert management for large infrastructure projects including compliance monitoring, grants administration, and regulatory adherence. Our consultants support transportation agencies with ADA, Title VI, DBE, and EEO compliance while developing oversight mechanisms for contractors. With experience across aviation, transit, and highway sectors, we deliver practical solutions for project planning, procurement systems, and legislative interpretation to align operations with industry standards.
Diversity Consulting
Our diversity experts implement workforce and business inclusion initiatives through cultural competency training and program assessments. We help organizations develop inclusive environments by conducting diversity audits, creating implementation frameworks, and providing ongoing compliance support. Services include EEO/DBE program management, Title VI compliance reviews, and customized training programs that promote equitable business practices across multiple industries.
Tax Services
We offer comprehensive tax preparation and accounting services for individuals and businesses, including daily financial record-keeping, month-end closing, and financial reporting. Our team manages corporate tax compliance, payroll processing, and financial analysis while helping clients reduce overhead costs. By handling routine accounting tasks, we enable business owners to focus on core operations while maintaining accurate, timely financial documentation.
People
John Milligan
CEO and Managing Principal
Certified Public Accountant with 35+ years of experience, founder of Milligan & Company & Company. Temple University graduate (Magna Cum Laude) who previously worked at PricewaterhouseCoopers. Specializes in small business development and financial consulting.
Denise Bailey
Principal-in-Charge of Consulting
Engineering expert with 25 years at Milligan & Company & Company, specializing in transportation compliance and grants management. Drexel University graduate who leads national USDOT engagements and provides legislative interpretation for major transportation agencies.
Questions
What accounting services does Milligan & Company & Company & Company offer?
We provide tax preparation, financial record-keeping, month-end closing, financial reporting, and payroll processing services for individuals and businesses.
Do you specialize in any particular industries?
We specialize in transportation, government contracting, nonprofit organizations, and small-to-medium businesses across multiple sectors.
What makes your firm different from other accounting firms?
We combine technical expertise with practical business solutions, maintaining a perfect peer review record and specializing in complex regulatory compliance areas.
How do you handle compliance requirements?
Our team ensures compliance with government auditing standards, OMB regulations, and industry-specific requirements through comprehensive audits and monitoring systems.
Can you assist with transportation project management?
Yes, we provide grants management, compliance reviews, and oversight mechanisms for transportation agencies at local, state, and national levels.
Reviews (1)
Darlea Felder
Jun 10, 2022 Report
I interviewed with HR representative who informed she will call me by the end of the week. The call never happened. thanks for the lie