Teamwork. Focus. Passion. Massachusetts CPA firm, E. J. Callahan & Associates, serves as business advisor, accountant and consultant to Boston’s construction industry. We partner with our clients to help them achieve and sustain success. Accounting EJC has developed a strong reputation as a trusted CPA to the Massachusetts construction market. Whether you’re struggling with improper job costs cut off, need help with benchmarking financial best practices, or simply looking for support with your books, we’ll help you figure it out. Tax While every construction firm in Massachusetts is unique, they all face similar tax challenges, including tax planning, cost segregation, and sometimes even an IRS tax audit. EJC has specialized knowledge of taxes in our construction industry and will provide you with professional guidance at every turn. Advisory EJC is unique among Massachusetts CPA firms because we possess both accounting/financial and operational expertise in the construction industry. Evaluating subjective estimates as they relate to future construction events can be challenging, which is why our clients trust us to review their contracts, ensure the use of appropriate disclosures, and more.