• icon1  25 Professionally trained
    •                        staff members
  • icon2 48 State Licenses
  • icon3    40 Years of Experience

LMHT Associates is a multi-disciplined Architectural and Engineering firm with decades of experience. LMHT specializes in office, health care, shopping center, and retail design. Staff including Architects, Mechanical, Electrical, and Plumbing Engineers insures complete and coordinated construction documents from design phase through construction process.

N. Ray Thornton, PE, LEED AP Principal/CEO
Glen “Oscar” Lehmann, AIA NCARB Principal
Paige H Wood, Associate Director of Client Relations and Marketing

Licensed Personnel

  • N. Ray Thornton, PE, LEED APPrincipal/CEO
  • Glen "Oscar" Lehmann, AIA NCARBPrincipal
  • Joseph Morgan, PEChief Mechanical Engineer
  • Shawn Slyter, PEDirector of Engineering
  • Tammy Davis, NCARB, AIA, LEED APArchitect Director

LMHT is professionally registered in the following states:

Our Services

Project Management

Engineering design in Plumbing, Mechanical, and Electrical

Company Branding

Building Design & Operations Coordination

Our Clients

Our Projects


  • LMHT calls new office home

    31 December, 2015

    After 18 years at our old location, LMHT has moved to a new custom office space. Our new custom space, designed in house, is at 3005 Carrington Mill Blvd. Morrisville, NC. We look forward to hosting all of our clients and sharing our new home, at its convenient location situated off of I-40 and close to RDU airport.


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