Cornerstone Commissioning, LLC

Tailor-Fit, Third-Party Commissioning Services

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About the firm

Cornerstone Commissioning, LLC is a third-party building commissioning practice founded in 2001 by Dan Frasier, PE, CCP, specializing in mission-critical, biocontainment, and high-performance facilities. It provides services including new construction commissioning, existing building retro-commissioning, and BSL-3 biocontainment commissioning. Operating on the owner's behalf, its engineers perform hands-on pre-functional equipment checks and system verifications. Acquired in 2022 by Technical Safety Services (TSS), Cornerstone joined the TSS Family of Companies to offer expanded capabilities such as biosafety consulting, HEPA filter certification, pharmaceutical compounding facility certification, fume hood testing, and decontamination services.

Established
2001
Team
Small
Firm type
MEP · Owner's Engineer

People

Dan FrasierCEO

Capabilities

New Construction Commissioning

Service website

is organized into supported delivery tasks.

  • Early-phase Design Integration

    Support includes Early-phase design integration.

  • Pre-functional Checklist Monitoring

    Support includes pre-functional checklist monitoring.

  • Functional Scenario Testing

    Support includes functional scenario testing.

  • And Post-acceptance Turnover Documentation

    Support includes and post-acceptance turnover documentation.

Existing Building Commissioning (EBCx)

Service website

Uncovers hidden performance issues in existing building systems through a structured process of investigation, evaluation, and optimization.

  • Retro-Commissioning (RCx)

    Applied to buildings that have not been previously commissioned to improve performance, reduce operations costs, and optimize existing systems.

  • Recommissioning

    Fine-tunes systems in previously commissioned buildings undergoing renovations, operational changes, or performance degradation.

  • Monitoring-Based Commissioning (MBCx)

    Utilizes analytical software to continuously monitor critical equipment, analyze BAS data, and provide real-time malfunction alerts.

Biocontainment & Biosafety Lab Commissioning

Service website

Specialized commissioning for BSL-3, ABSL-3, and biocontainment facilities to verify containment envelopes, airflows, and regulatory compliance.

  • BSL3 Annual Performance Verifications (APV)

    Yearly verification testing to ensure continued safe operations and compliance with BMBL requirements.

  • Biosafety Risk Assessment

    Comprehensive risk assessments to guide the design, operation, and administration of containment facilities.

Mission Critical Commissioning

Service website

Finely tuned system commissioning for spaces with unique environmental requirements where downtime must be minimized.

Industries

Mission Critical Facilities · Healthcare · Laboratories · Life Sciences · Education · Commercial

Projects

Cornerstone Commissioning, LLC - Engineering Firms