THOMAS DOWNEY, LTD.

Consulting Engineers

Assessments of Existing Buildings and Structures

Thomas Downey, Ltd. is a specialty consulting engineering firm providing assessment of existing buildings and structures.

Established in 1979, the firm has become one of the most trusted resources for researching and analyzing building conditions and resolving related performance problems in the Metropolitan Washington, DC and the Mid-Atlantic areas.

About TDL

Thomas Downey, Ltd. (TDL) is a specialty consulting engineering firm providing assessment of existing buildings and structures. We analyze building conditions, identify and evaluate defects, perform forensic investigations, develop repair and restoration plans, and assist property owners in planning and capital budgeting.

Established in 1979, the firm has become one of the most trusted resources for researching and analyzing building conditions and resolving related performance problems in the Metropolitan Washington, DC and the Mid-Atlantic areas. All major building community stakeholders – owners and managers, community associations, law firms, insurance companies, developers, and contractors – rely on the TDL engineering team.  TDL provides a comprehensive menu of services, including building investigation and condition assessment, warranty and reserve study preparation, repair design, expert witness and litigation technical support and cost estimating.

The firm’s engineers are registered to practice in the District of Columbia, Maryland, Pennsylvania, and Virginia.

Thomas Downey, Ltd. is the engineering first choice of many in the Washington, D.C. metropolitan area building community.

Community Associations

Ensure the longevity and safety of your community’s structures. We specialize in assessing building conditions and planning for future restoration needs.

Commercial & Institutional Property Owners & Managers

Maximize the value and lifespan of your assets. Our expertise in forensic investigations and defect evaluations ensures your properties remain in top condition.

Real Estate Managers

Offer properties with confidence. We provide comprehensive assessments, ensuring you understand the condition and potential needs of every building in your portfolio.

Law Firms & Insurance Firms

Get accurate, expert-backed insights for your cases. We provide the clarity needed in disputes and claims related to building conditions.

Developers

We perform property condition assessments for commercial real estate transactions following the latest version of ASTM Standard E2018. Evaluation includes observation of the physical condition of the building systems to identify any physical deficiencies or inadequacies.

Contractors

Deliver quality with assurance. Partner with us to identify potential issues in existing structures, ensuring your renovations and restorations are both effective and efficient.

tdl-engineering

The firm’s more than 10,000 successful projects throughout its 44+ year history have made it a preferred advisory resource among the area’s commercial building and multi-family residential decision makers. TDL’s engineering research, findings, recommendations, and design solutions are trusted by many of those responsible for the Mid-Atlantic built environment.

Projects

Years

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Since

1979

Thomas Downey, Ltd.’s expertise corresponds to the building performance concerns of those responsible for the maintenance, repair, and alteration of existing buildings.

Building Structures
Roofing & Waterproofing
Façades & Balconies
Parking Garages
Windows & Curtain Walls
Foundations
Historic Buildings
Concrete Construction
Masonry & Stone Construction
Wood Construction
Post-Tensioned Concrete Structures
Building Demolition
Building Code Compliance
Construction Cost Estimating
Reserve Studies
Transition and Warranty Studies
Property Condition Assessments

My colleagues and I are grateful for to TDL for making our clients happy and making our jobs easier. Perhaps the most important is that the entire team at TDL have a heart for service. They are great listeners and put their clients first.

- Don P., FirstService Residential

I have had the privilege of working with TDL and I can confidently say that their expertise is unparalleled. When it comes to engineering firms, TDL is, without a doubt, my go-to choice. Their commitment to excellence, precision, and their ability to adapt to evolving challenges in the industry is truly commendable. I look forward to many more successful collaborations with TDL team in the future.

- Angela A., Property Manager

I have had the pleasure of working with Jillian and Steve on what has proven to be, a very difficult transition from the developer to the Association. The team I work with is consistently outstanding and exceeds my expectations every time. They assure me we are following the correct procedure to obtain a favorable outcome for our Association.

- Rebecca B., FirstService Residential