info@cornerstonequalityservices.com
Houston, Texas, USA Serving United States (On-Site) & International (Remote)
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Cornerstone Quality Services

ISO, Data Integrity & Laboratory Consulting

Built on 30+ Years of Real-World Experience

Providing consulting, auditing, and training services nationwide
MTang

Cornerstone Quality Services provides consulting and training to support organizations in building reliable, compliant, and effective management systems.

Our services include:

  • ISO/IEC 17025 Laboratory Consulting
  • ISO 9001 Quality Management Systems
  • ISO/IEC 27001 Information Security Management Systems
  • Analytical Laboratory Development & Troubleshooting
  • PMP® and Professional Training Programs
  • Measurement Uncertainty & Data Integrity

    • We support laboratories in implementing and improving ISO/IEC 17025 systems with a strong focus on technical competence.

    Our expertise include:

  • Method validation and verification
  • Measurement uncertainty evaluation (Type A / Type B)
  • Traceability to NIST and reference standards
  • Internal audits and gap assessments
  • Data integrity and laboratory information systems (LIMS)

    • We help organizations establish and improve management systems that are both compliant and effective.

    ISO 9001 (Quality Management System):

  • Process-based system implementation
  • Internal audit and readiness assessment
  • Continuous improvement and corrective actions

    • ISO/IEC 27001 (Information Security Management System):

  • ISMS development and documentation
  • Risk assessment and control implementation
  • Support for certification and internal audits

    • Measurement uncertainty is often calculated - but not always understood or effectively used

    We help organizations:

  • Develop practical uncertainty models and error budgets
  • Distinguish between Type A and Type B contributions
  • Apply uncertainty to support decision-making
  • Strengthen data integrity across laboratory systems

    • With decades of experience in analytical chemistry and specialty gas application, we provide hands-on support for laboratory challenges.

    Services include:

  • Method development and optimization
  • Instrument troubleshooting (GC, FTIR, process analyzers)
  • Calibration strategies and reference standards
  • Root cause analysis of measurement issues

    • We offer practical, experience-based training programs designed to help professionals build real understanding - not just pass exams.

    PMP® Project Management Training:

  • 35-hour PMP® exam preparation courses
  • Intensive bootcamps focused on exam strategy and mindset
  • Real-world examples to bridge theory and application

    • ISO & Laboratory Training:

  • ISO/IEC 17025 awareness and internal auditor training
  • Measurement uncertainty and data integrity workshops
  • ISO 9001 and ISO/IEC 27001 fundamentals

    • Customized Corporate Training:

  • Tailored programs based on your organization’s needs
  • On-site or virtual delivery options
  • Focus on practical implementation and team capability

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