• NYS Professional Engineer

  • LEED Accredited Professional BD+C

  • WELL Accredited Professional

  • New York State WBE Certified

  • 10 years HVAC, Plumbing and sustainable design experience

  • Over 30 projects LEED certified

  • Customize the scope of work to fit your needs

  • NY Upstate Chapter of USGBC market advisory board member

  • Million dollar liability policy

  • Lump sum or hourly based fee

  • Available for on site meetings

  • Resumes available



Services Offered

We're dedicated to mastering the art of sustainability. 

GMB Consulting Services, LLC​

Mechanical Engineering:

We will design an energy efficient and best fit HVAC/Plumbing system, draft documents, provide construction administration for your building.  We will calculate heating/cooling and ventilation loads, water and gas loads choose the best system, size equipment, size duct work, diffusers, piping, illustrate in AutoCAD or Revit, prepare specification writing and cost estimates for commercial office buildings, manufacturing plants, schools, universities, healthcare and residential housing.


Sustainable Design:

We are able to provide a deep knowledge of sustainable design strategies.  Our team will work seamlessly with the design team to provide the client with the type of sustainable building design they desire.  We have experience working with Energy Star certification programs, Green Enterprise Communities, HCR Green Building Criteria.


LEED Certifications:

We will perform a LEED charrette to kick start the integrated design process, provide project checklist, guide the team through the LEED online process, fill out required forms, provide details to help the design team with the bid documents, provide details to ensure the construction process goes smoothly, and review the project’s submissions to USGBC.  GMB Consulting Services can assist building owners, facility managers, architects, engineers, contractors and possibly other consultants in all or any piece of the LEED Certification process.  Gretchen has proven experience with office buildings, schools, warehouses, day care facilities, fire stations, hangars, conference centers, transportation centre and residential homes.


Energy Modeling: 

I am proficient at eQUEST and Carrier HAP for basic energy models.  Energy models are used to compare energy conserving building materials or comparing the design building to a baseline.