Our meticulous, research-driven approach to MEP engineering is an ideal fit for the preservation and renovation of historic buildings. We work closely with owners and architects to protect significant structures while incorporating modern, efficient systems that minimize maintenance and operating costs while prolonging the life of the facility.


Enoch Pratt Free Library

A modernization of one of the oldest free public libraries in the U.S.

Corcoran School of Art and Design

Transformation of a historic landmark into a school for the arts

Dumbarton Oaks

Upgrades to a historic Harvard University research institute

Copley Crypt Chapel and St. William Chapel

Modernized systems preserve serene, meditative spaces

Josiah Henson Park Museum and Education Center

Conversion of a historic site into a cultural and educational destination

National Academy of Sciences

Cutting-edge systems and renewable energy for an iconic building on the National Mall

Virginia Museum of Fine Arts

Rehabilitation of the historic Robinson House for use as a visitor center

Baltimore Museum of Art

A renovation and expansion of a 100-year-old cultural landmark

Folger Shakespeare Library

Updates to a 1932 Capitol Hill building housing Shakespeare’s First Folios

Lyric Opera House

A modernization of Baltimore’s famed 19th-century opera house

Smithsonian National Postal Museum

A stunning new museum in a Capitol Hill landmark

One West Mount Vernon Place at the Walters Art Museum

Renovation of a mid-19th-century Greek Revival mansion

Maryland State House

A carefully researched restoration of a historic government landmark

The Phillips Collection

Improving thermal performance in a circa-1897 building

French Ambassador’s Residence

A modernization restores an elegant manor home

Winterthur Museum

A two-phase modernization of the circa-1830s Winterthur mansion