- Senior Associates
- John S. Easterling, AIA, LEED AP BD+C
- Chris Elcock, AIA, IIDA, LEED AP
- Lisa A. J. Andrews, AIA, LEED AP BD+C
- Sharon L. Day, AIA, LEED AP BD+C
- Brian D. Eschman, AIA
- Bob Mock, AIA
- Bill Melluish AIA, LEED AP, CDT
- Kathy Speicher Melluish, AIA LEED AP
- Gretchen Wagner, AIA, LEED AP BD+C
Gretchen Wagner, AIA, LEED AP BD+C, joined GWWO in 2014 and was named to the management team in 2016. With over 13 years of experience in the industry, Gretchen has spent the majority of her career focusing primarily on Maryland public school projects, ranging from minor renovations and major additions to the design of entirely new facilities that are contextually appropriate within the site. Since joining GWWO, Gretchen has overseen numerous K-12 school projects, including the new Crofton High School in Anne Arundel County and the Swansfield Elementary School addition and renovation in Howard County, as well as contributed extensively to the design of the new Northern High School in Calvert County.
An active member and committed supporter of organizations within the architecture community, Gretchen is currently a member of the Baltimore Chapter of the AIA and the Maryland Chapter of the USGBC. An advocate for green design, Gretchen is also a member of GWWO's Sustainability Committee and serves as a firm resource, helping teams navigate and manage the LEED process. She holds a Masters of Architecture degree with a focus on Historic Preservation from the University of Maryland and a Bachelor of Architecture degree with a Minor in Landscape Architecture from Miami University.