Let's Work Together
Ji-Yoon In
CFO & Managing Partner
More
EVP at Rulesware since 2008, Ji-Yoon In helps organizations transform business systems through strategic Pega solutions. A certified Pega engineer, she previously held consulting leadership roles at Allstate, PwC, and Alcatel-Lucent.
Tony Castelli
COO & Interim CEO
More
Tony Castelli serves as Interim CEO of Rulesware, bringing nearly 30 years of enterprise transformation leadership. He joined the firm in 2023 after 15 years at Pega Consulting and previously held leadership roles at Accenture and IBM.
David McPhail
CTO & Partner
More
David McPhail is CTO of Rulesware, helping organizations design modern, scalable software platforms that accelerate transformation. A Pega Certified Lead System Architect with 20+ years of experience, he specializes in cloud native architectures and DevOps practices.
