Terra Firma Construction Group, Inc. | 55 followers on LinkedIn. Terra Firma Construction Group focuses on a client centric model to provide concept to completion construction services. We are a full service construction management firm with over 100 years combined experience in delivery order construction services, residential renovations, commercial building, remediation, restoration, and award winning custom homes. Committed to quality service and building relationships through respect, dedication, and performance, we work as an extension of our clients to assist in achieving their goals and dreams.