Patricia Johanson
Environmental artist and landscape architect creates large-scale designs for sewers, parks, and other functional projects.
http://www.patriciajohanson.com/
Peter Walker and Partners
Includes examples of work, publications, and contact information.
http://www.pwpla.com/
Philip Cave Associates
Offers services for landscape architecture and urban design of commercial schemes, such as airports, offices, hotels, and town squares, as well as private gardens.
http://www.philipcave.com/
Planners Collaborative Inc.
Offers consulting services in the areas of planning, landscape architecture, urban design, environmental management, and public participation and information for public and private entitites.
http://www.thecollaborative.com/
Poggemeyer Design Group
Providing engineering, planning, surveying, and landscape design services throughout the U.S.
http://www.pdg-lv.com/
Poynter Landscape
Landscape design and build in the St. Louis area.
http://www.poynterlandscape.com/
Pressley Associates, Inc.
Specializing in historic restoration, campus planning, and urban design.
http://www.pressleyinc.com
Randy Thueme Design
Specializing in the design of unique residential and commercial projects.
http://www.randythuemedesign.com/
Reed Hilderbrand
Specializing in landscape design and site planning for residential and institutional projects.
http://www.reedhilderbrand.com/
