Trusted Building Envelope Consultants Since 1985

CSG provides expert engineering analysis and solutions for building envelope rehabilitation, structural restoration, and new construction projects throughout Maryland, Virginia, DC and the wider Mid-Atlantic region

Success Starts with Trust. Let's Work Together.

When your building requires expertise with the highest level of attention to detail, CSG is the engineering firm to rely on. Our firm serves real estate professionals across a wide range of asset classes. CSG delivers comprehensive engineering services including building envelope condition surveys, façade and roofing system evaluations, waterproofing and leak investigations, structural assessments, forensic engineering, capital reserve planning, construction monitoring, expert witness testimony, and more.

CSG has been providing technical expertise to building owners for over 40 years. We have established ourselves as a trusted and reliable leader in the industry.

Our Team

Your Trusted Partners in Excellence

We’re more than colleagues, we are a team of professionals who have worked side by side for decades, developing trust and a collaborative approach to every project. Get to know the people behind CSG by visiting their profiles.

Our Projects

Partnering with you for structural excellence, from blueprint to completion

Discover how CSG applies industry-leading engineering to real-world challenges. Browse our featured projects to see our comprehensive approach to structural analysis, waterproofing, and capital maintenance for commercial assets throughout Virginia, Maryland, and DC.

Our Services

Safeguarding The Building Envelope

Your building’s integrity is our top priority. Discover our specialized services in building envelope diagnostics, waterproofing, and structural design, all tailored to the unique demands of properties in Virginia, Maryland, and DC.

  • Building Envelope Consulting
  • Building Envelope
  • Condition Assessments & Due Diligence
  • Façade & Exterior Wall Systems
  • Roofing & Waterproofing Systems
  • Parking Garage Rehabilitation
  • New Construction Building Envelope Commissioning (Becx)
  • New Construction Consulting & Constructability Reviews
  • Construction Administration (New Construction & Rehabilitation Projects)
  • Forensic Investigation & Diagnostics
  • Capital Planning & Asset Strategy (Capex)
  • Maintenance, Repair & Restoration
  • Emergency Response &
  • Hazard Assessment
  • Litigation & Claims Support

Trusted Since 1985

Founded in 1985, our mission is to provide best value engineering services to our clients, designed around meeting our clients’ investment goals and ownership horizon. 

Our Approach

Our approach is based on in-depth technical expertise, creative problem solving, and a commitment to long-term client relationships.

Our Specialties

CSG specializes in building envelope and structural restoration engineering; we have long-standing relationships with virtually all of the region’s major real estate owners, operators, and developers. 

you are in good hands

Start Your Project with the CSG Team