About Us

Cornerstone Design-Architects, a Lancaster PA architectural firm with architects who are registered to practice in the Mid-Atlantic and East Coast Region of the US. Offering extensive experience and talent in master planning and design, Cornerstone Design-Architects specializes in creative and adaptive architectural designs for new construction, renovations, historical preservation, redesign, remodeling and additions. Cornerstone Design Architects provides customized drawings, renderings, fund raising campaign materials and 3D walk through animations for churches, worship spaces, private schools, colleges, Christian educational facilities, auditoriums, classrooms, gymnasiums and fitness centers, dormitories, theaters, performing arts centers, healthcare facilities and medical office buildings, commercial and industrial buildings.Cornerstone-Staff

Cornerstone Design-Architects began as W.N. Marsh Associates Ltd. Architects in January of 1990, in affiliation with the Horst Group. In February of 1995, the company name was changed to Cornerstone Design Ltd. Architects. In January 1997, Dale R. Yoder, AIA, was named President.

In May 2007, a new chapter was started as Cornerstone Design-Architects underwent an ownership restructuring, with a goal of providing even more dedicated levels of client commitment. In November 2007, the firm moved its corporate offices to 48-50 West Chestnut Street, Lancaster PA. Today the story continues to grow. Cornerstone Design-Architects invites you to join us on our journey. Call us at 717.435.1800 to learn how our team will elevate your designs to something exceptional.