Porter, Muirhead, Cornia & Howard, Certified Public Accountants provide the experience of a large firm with the personal attention that only a small firm can provide. We are Consultants Serving The Needs Of Small Businesses & Individuals In Wyoming.  PMCH provides a full range of tax, accounting services, consulting, auditing, bookkeeping & payroll services, QuickBooks Training & Assistance, Forensic & Valuation services. We are one of the largest local firms in the State of Wyoming.