Janet Cross is both a Licensed architect and a general contractor.

From 1990-1996 she worked closely with Architect Steven Holl on "Kiasma" a large art museum in Helskinki, and on an addition to Saaranin's Institute of Science at Cranbrook. Since 1988 she has collaborated with artist James Turrell on his Roden Crater project, as well as his series of free-standing artworks. Working as an architect for the Whitney Museum, the Bronx Public Library and as Director of Operations for Ace Gallery, NY, she has also installed large scale exhibitions of Michael Heizer, Bill Viola, and Inugo Manglano Ovalle.

Sine 1997 Janet completed several commercial projects and townhouses from the ground up. With the Italian design firm LO:TEK she served as general contractor for Artist Lawrence Weiner and his wife Alice. The Weiner residence includes radiant heating as well as solar panels which produce almost one third of the home's energy requirements. The 5 story townhouse has been widely published.

As a great-great granddaughter of Central Park designer Frederick Law Olmsted, Janet has served on the board of the National Association for Olmsted Parks. She also served for 4 years on the board of Glynwood Farm, a 250 acre estate devoted to sustainable farming practices, adapting old farmland to new uses. Janet's practice focuses on building equity for property owners.