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Green Construction Services, LLC

Independent Commissioning and QA/QC Services for Building Systems

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About the firm

Green Construction Services, LLC provides independent building commissioning, retro-commissioning, and third-party QA/QC services for mechanical, electrical, plumbing, and control systems. Led by Sean Green, BCxP, with over 17 years of hands-on experience in MEP systems and building automation, the practice supports owners, design teams, and contractors through the full project lifecycle - from design-phase reviews through construction verification, system acceptance, and post-occupancy performance validation.

Team
Micro
Firm type
MEP · Electrical Engineering · Mechanical Engineering · Automation & Controls

Credentials

BCxP

People

Sean GreenPresident and Commissioning Authority

Capabilities

New Commissioning

Service website

Verification of building system installation, testing, and operations to ensure compliance with contract documents, owners' project requirements, and industry commissioning standards. This construction-phase verification process supports predictable system startup and reduces operational risks across commercial, institutional, and mission-critical facilities.

  • Design and Construction Document Reviews
  • Commissioning Plan Development
  • Construction Site Observation
  • Prefunctional and Functional Testing
  • Test and Balance Verification
  • Integrated Systems Testing
  • Issues Tracking and Resolution Verification
  • System Turnover and Training Support

Existing Building and Retro-Commissioning

Service website

Systematic evaluation and optimization of operational, occupied facilities to identify and correct performance deficiencies. This process helps resolve operational issues, accommodates changes in building use, and improves lifecycle efficiency.

  • Existing System Documentation Review
  • Field Performance Investigations
  • Functional Testing of Existing Equipment
  • Deficiency and Opportunity Analysis
  • Corrective Action Documentation

Third-Party Commissioning Support and QA/QC

Service website

Independent technical oversight and quality verification during project design and construction phases. This verification provides owners, designers, and contractors with objective validation of installation quality, equipment readiness, and system performance.

  • Independent Design and Submittal Review
  • On-Site Quality Verification
  • Equipment Installation and Startup Verification
  • TAB Report Review and Verification
  • Control Sequence and Integration Review
  • Commissioning Issue Tracking

Diagnostic and Technical Studies

Service website

Specialized engineering investigations and technical assessments designed to troubleshoot issues, support larger commissioning scopes, and inform owner decision-making.

  • Indoor Air Quality Assessments
  • Infrared Thermography
  • Electrical System Investigations
  • Targeted System Diagnostics

Industries

Government · Healthcare · Education · Data Centers · Industrial · Manufacturing · Aviation · Commercial · Mission Critical Facilities

Projects

TownePlace Suites Rooftop HVAC Assessment

Selma, TX · Commercial · Client: Weathertight Consulting

Project details

Rooftop HVAC equipment inspection and assessment performed to identify a potential water intrusion source.