.HK Associates, Certified Public Accountants, based in Simi Valley, California, provides a full range of accounting, bookkeeping, consulting, outsourcing, payroll and business services. We can provide qualified accounting professionals who can ensure that your financial records are maintained correctly and accurately. Our bookkeepers can also assist in setting up and training your staff on the financial systems that you might be using or installing, such as QuickBooks or other legacy systems.