Teaming up with Mann, Urrutia, Nelson CPAs has been nothing but a positive move for Sierra Electric Company, Inc. (SEC, Inc.) So much of what SEC, Inc. applies to the financial end of business has been learned from Mann, Urrutia, Nelson CPAs. From incorporation, to becoming more efficient in QuickBooks (from attending one of their training courses) to being introduced to qualified payroll and investment specialists Mann, Urrutia, Nelson CPAs has taught us a lot. Over the years SEC, Inc. has confided in several CPAs, but now that we have come to know Mann, Urrutia, Nelson CPAs and what they stand for, we are not going anywhere.