Diana Cheng-Masamitsu

Diana is a human resources professional with nearly 20 years of experience. She specializes in payroll and benefits administration.

Diana holds expertise in the following areas:

• Payroll accounting
• Multi-state/foreign payroll
• Benefits, 401(k), and stock administration
• Federal, state, and local payroll tax compliance
• HR administration
• Worker’s compensation
• HRIS/Payroll systems

Before joining Seiler in 2020, Diana managed payroll and client billing for a leading light industrial recruitment staffing agency, Cornerstone Staffing Solutions, as a Client Billing Manager. Diana is experienced working with small and mid-size organizations. Diana also served as the Director of Core Services at BackOps, where she led teams of HR, payroll, benefits and accounting professionals, delivering day-to-day virtual back-office support to venture-backed startups. She also previously worked at Newco Solutions, Telegent Systems USA, and LSI Logic Corporation.