Partnership strengthens Stephano Slack’s regional presence and continues Boyer & Boyer’s tradition of trusted, personalized client service.
Wayne, Pennsylvania — November 13, 2025 — Stephano Slack LLC, a premier regional accounting firm offering comprehensive outsourced accounting, audit, tax, and transaction advisory services, is pleased to announce its merger with Boyer & Boyer CPA, a well-established accounting firm based in Wilmington, Delaware. Through this merger, the Boyer & Boyer team will join Stephano Slack’s Wilmington office, while continuing to operate from their existing Middletown, DE location, ensuring seamless service and accessibility for clients throughout the region.
Founded in 1975, Boyer & Boyer CPA has built a respected reputation across Delaware under the leadership of Donald Boyer and Elizabeth L. Boyer. Donald, a founding partner with over 35 years of accounting experience, specializes in small to mid-sized business and individual taxation. Elizabeth, who has been in the profession since 1988, focuses on small to mid-sized business accounting, mergers and acquisitions, business entity taxation, nonprofit entities, auditing, and tax resolution.
Guided by core values of Confidentiality, Professional Personalized Service, and Accessibility, Boyer & Boyer has long upheld the highest standards of accountancy—providing every client with secure, attentive, and responsive service.
“Joining forces with Stephano Slack marks an exciting new chapter for our clients,” said Donald Boyer, CPA, Founding Partner of Boyer & Boyer CPA. “This merger lets us continue providing the personalized service our clients value while offering expanded resources and support.”
“Expanding our presence in Delaware through this merger is an important step for Stephano Slack,” said Michael Stephano, CPA, Founder and Managing Partner. “We are thrilled to welcome the Boyer & Boyer team and continue delivering exceptional service across the Tri-State area.”
This merger underscores Stephano Slack’s continued growth strategy and its dedication to providing creative, reliable business solutions to privately owned, middle-market companies. Clients will benefit from expanded resources and expertise across key industries, including construction, manufacturing, distribution, real estate, nonprofit organizations, and professional services.