About Error-Free®

The company was founded in 1987 by Dr. Chong Chiu, Ph.D., MIT, 1977, ANS Fellow, with the goal of improving safety and performance through root cause analysis, management consulting and training, initially in the standards-intensive nuclear power industry.

Our Mission

"To help our clients achieve the highest performance in Time, Quality and Cost through Error-Free® technology, which enables everyone to do the right things right."

The tools and components we use to achieve our company mission may change to adapt to the best use of resources available, but the common core of our mission and the expertise we provide will always remain the same.

It’s our mission to provide our clients with:

Our Core Values

  1. We do not measure our progress by revenue, but by our contribution to our mission.
  2. We do not talk about our clients, only lessons learned from our clients.
  3. We always use state-of-the-art knowledge to solve our client’s problems.
  4. We tell our clients only facts and truths from rigorous analyses; not perceptions or unsubstantiated opinions.
  5. We place our client’s needs and our company mission ahead of our personal needs.

Charities We Support

In keeping with PII’s unique vision, we are proud to provide financial support to the following charitable organizations:

  • Evergreen Children Trust
  • ChildFund International
  • Best Day Foundation
  • Voices for Children Foundation
  • Free the Children Foundation
  • Newlife Foundation for Disabled Children

What Our Clients Are Saying

I’ve used PII services for many years in root cause investigations of complex equipment, organizational issues and human error reduction, with consistently good results.
Bob Powers
President / AEP Utilities
No speaker had a greater impact on our colleagues than PII. They left us with their research-backed knowledge and skills to make an immediate and positive impact on our safety!
Patrick Ng
Director / CLP Holdings LTD. Hong Kong
PII’s training methods employ a unique mix of real-world practical experience, grounded in exacting research, and tested applications. This blend creates a learning environment where participants will enjoy a high degree of information retention, and will confidently leave the classroom ready to apply the principles in their everyday jobs.
Michael Friedlander
COO/CFO APG Asset Management / Asia Hong Kong
I strongly believe, based upon personal experience, that any organization committed to improvement in performance and reduction in risk can benefit greatly from support provided by PII.
Clay Warren
Head of Nuclear Business Improvement / Slovenske Elektarne/Enel

Client List

  • ABB-Combustion Engineering
  • Alstom Power
  • Ameren Services
  • American Electric Power
  • Areva NP, Inc.
  • Arizona Public Service Co.
  • Baltimore Gas & Electric Co.
  • Baltimore Power & Light
  • BHP Steel
  • BizLink Technology, Inc.
  • BNFL Fuel Solutions
  • Boehringer Ingelheim
  • Boston Edison Co.
  • BP Global Management Services
  • California Power Exchange
  • California Public Utilities
  • Commission
  • Carolina Power & Light Co.
  • CH2M Hill Hanford Group
  • Chevron Products Co.
  • China Light & Power
  • Cleftior Energy Pacific Gas &
  • Electric Co.
  • Commonwealth Edison Co.
  • Connecticut Yankee Atomic Power
  • Consolidated Edison Co.
  • Constellation Energy
  • Consumers Power
  • Dannon Yogurt
  • Daya Bay Nuclear Management Company, China
  • Delcora Waste Treatment Plant
  • Detroit Edison Co.
  • Duke Energy Generation Services
  • Duke Power Co.
  • Edison Mission
  • Electric Power Research Institute
  • Electric Power Services
  • Eli Lilly
  • Entergy Operations, Inc.
  • Evergreen International
  • Exelon
  • Florida Power & Light Co.
  • Florida Power Corp.
  • Framatome ANP
  • Frilot LLC
  • General Atomics
  • Gerry Baby Products Union Electric
  • GPU Nuclear Corp.
  • GST Steel Rod Mill
  • Hanford Operations
  • Ho-Ping Power Company
  • Houston Lighting & Power Co.
  • Hughes Christensen
  • Iberdrola, S.A.
  • Illinois Power Co.
  • Indiana Michigan Power Co.
  • Innolux Corporation
  • Institute of Nuclear Energy Research
  • Kansas City Power & Light
  • Kinectrics
  • Komatsu Silicon America
  • Lincoln, Gustafson & Cercos Attorneys at Law
  • Los Angeles Department of Water & Power
  • Maine Yankee Atomic Power
  • National Grid
  • Nebraska Public Power District
  • New Brunswick Power Corp.
  • New York Power Authority
  • Niagara Mohawk Power Corp.
  • NIPSCO
  • NiSource
  • North Atlantic Energy Service Corp.
  • Northeast Utilities
  • Northern States Power Co.
  • Nuclear Management Co., LLC
  • Oak Ridge National Laboratory
  • Omaha Public Power District
  • Ontario Power Generation
  • Oregon Steel Mills
  • Outsource Utility Contractor Corp.
  • PECO Energy Co.
  • Pennsylvania Power & Light Co.
  • Pinnacle West Energy
  • Progress Energy
  • Public Service Electric & Gas Co.
  • Qisda Corporation
  • Rochester Gas and Electric Corp.
  • Rocky Flats Environmental Technology
  • Sandia National Labs
  • Sargent & Lundy Engineering
  • Savannah River Site
  • Scientech, Inc.
  • Shaw Areva Mox Services
  • Shugart Thomson & Kilroy, APC
  • Sithe Energies
  • South Texas Project
  • Southern California Edison Co.
  • Stork Fertility Center
  • Sturgeon Electric Co. Inc.
  • Sulzer Pumps
  • Sycamore Cogeneration
  • Taiwan Power Company
  • Taiwan Semiconductor Manufacturing Company
  • Tennessee Valley Authority
  • Texas A&M University
  • Transnuclear West
  • TU Electric
  • U.S. Department of Energy
  • U.S. Nuclear Regulatory Commission
  • Vectra Technologies
  • VEPCO
  • Vermont Yankee Nuclear Power Corp.
  • Virginia Power
  • Walmart
  • Washington Public Power Supply System
  • Watson Pharmacueticals
  • Westinghouse
  • Wholesome & Hearty Foods
  • Wisconsin Power & Light
  • Wisconsin Public Service Corp.
  • Wolf Creek Nuclear Operating Corp.
  • Yankee Atomic Electric Co.
  • Zurn-EPC Services, Inc.