Trey Williams

Trey Williams is a seasoned Principal and Shareholder at Maner Costerisan Certified Public Accountants, where he has been instrumental in shaping the firm’s audit department since he joined in 1990. With over three decades of experience, Trey specializes in providing comprehensive accounting and consulting services to a diverse clientele, particularly focusing on closely held companies in the construction and service industries, as well as nonprofit organizations. His expertise extends to ERISA compliance and corporate tax matters, making him a trusted advisor for businesses navigating complex regulatory environments.

As the head of the firm's construction niche, Trey has developed a deep understanding of the unique financial challenges faced by construction contractors. He leverages his extensive knowledge of US GAAP and financial reporting to deliver tailored solutions that drive efficiency and profitability for his clients. His leadership skills shine through not only in his role as a director but also as the chair of Maner Costerisan’s Nonprofit Committee, where he guides organizations in achieving their mission while maintaining financial integrity.

Trey's commitment to excellence is further demonstrated through his proficiency in using advanced accounting software such as Great Plains and ProSystem fx Tax, ensuring that his clients receive the highest level of service. His ability to foster strong relationships with clients and stakeholders has established him as a key figure in public relations within the industry. As he continues to lead and innovate at Maner Costerisan, Trey remains dedicated to empowering businesses and nonprofits to thrive in an ever-evolving landscape.