Lilker Energy Solutions

Our wholly owned subsidiary, Lilker Energy Solutions, specializes in energy audits, energy modeling, building commissioning and LEED® consultation services. Design expertise is integrated with state-of-the art energy conservation and sustainability practices to enhance resource efficiency at every step of the process for new and existing buildings.

Lilker LES is a NYSERDA-approved FlexTech Consultant and a registered DC PACE clean energy contractor.

Energy Modeling

  • Whole building hourly energy simulations
  • LEED energy optimization credits
  • Life cycle cost assessments
  • Design for Energy Star compliance
  • Federal energy performance compliance
  • Daylighting simulation
  • Measurement and verification (M&V) plans and execution
  • Tax deductions (including 179d models) and other incentives

Building Emissions Services


  • Whole building commissioning
  • Fundamental and enhanced commissioning
  • LEED retro commissioning
  • Water retro commissioning
  • Monitoring-based commissioning
  • HVAC design review

LEED® and Sustainability Consultation

  • New construction and existing building operation and maintenance
  • Feasibility analysis
  • LEED charrette facilitation
  • Comprehensive LEED program administration
  • Team collaboration coordination
  • Credit documentation and review
  • Credit calculations and analysis
  • Sustainability assessments

Energy Auditing

  • Fundamental, comprehensive, and investment grade audits (ASHRAE Levels I, II, III)
  • Real time energy monitoring and continuous energy auditing
  • Residential energy audits (single-and multi-family)
  • HERS rating
  • Verification inspections
  • Combined heat and power studies
  • Energy Star benchmarking and certifications
  • Renewable energy evaluation
  • Greenhouse gas inventory and reduction audits
  • Utility rebates
  • Energy efficiency awareness and training presentations

Featured Energy Projects

100 Vandam

100 Vandam



Metropolitan College of New York

Metropolitan College of New York