GBG has over 30 years of experience and cutting edge survey tools including Ground Penetrating Radar, Infrared Thermography, Ultrasonic and Acoustic Methods and is a leading international company in the use of Non Destructive Evaluation for the forensic investigation of structures.
GPA is an award winning, multi-disciplinary consulting firm specializing in historic preservation. Our experienced staff provides a full range of architectural history services and excels in delivering effective solutions.
We are a full-service general contractor specializing in the restoration and renovation of historic theaters, commercial buildings and homes in the Los Angeles Area. Every job, large or small, is given the same attention to detail and client satisfaction.
Page & Turnbull's staff includes licensed architects, designers, historians, conservators and planners who provide architectural and conservation services for historic buildings, resources and civic areas.
Sapphos Environmental, Inc. is an environmental consulting firm with a full service historic resources management program offering decades of experience and a thorough knowledge of federal, state, and local regulations.