Blair & Sons Co., Inc. has been completing quality construction projects for over eighty years. Our project managers have an average of over thirty-five years of wide ranging experience. During the tenure of our senior office personnel, we have completed projects in state government buildings, public schools, hospitals and many other institutional and residential settings. Our field superintendents have an average of thirty years of construction experience in a wide variety of new construction and renovation settings.

Our firm has completed substantial projects at some of Maryland’s premier institutions. We have provided general contracting services at the Johns Hopkins Hospital for forty years. Blair has also completed large and small projects at The Johns Hopkins Applied Physics Laboratory (APL), The Johns Hopkins University School of Medicine, The Bloomberg School of Public Health and Mercy Medical Center.

Please contact us at or 410.252.4300 for more information about our services.



Contact Us
Blair & Sons Co., Inc.
P.O. Box 249
Timonium, MD 21094
410.252.8718 fax

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Selected Project Profiles


General Contracting - Project Management