About Our Company

Perfecting Preservation

John Canning & Co. is an architectural restoration contractor with over 40 years’ experience. We specialize in services for historic preservation, conservation, restoration, and replication. John Canning & Co. is an expert in the architectural arts and finishes such as ornamental plaster restoration, plaster stabilization, decorative finishes, gildinghistoric woodwork, and stone as well as exterior services of architectural gilding and selective decorative finishes.

Beside our trade services John Canning & Co. also provides preconstruction services and planning such as budgeting and specification support and consultation services that include historic paint analysis, plaster surveys, and mockups. We also offer design services for sacred spaces and period interiors.

The type of projects that we work on include national landmarks, religious establishments, educational institutionsgovernment buildings, museums, theatres and entertainment venues.

We have an incredibly talented, dedicated, and knowledgeable staff which includes traditionally trained decorative painters, ornamental plasterers, masons, carpenters, fine art conservators, and architectural material conservators.

Our expertise, unique approach, and in-depth knowledge allows projects to be completed quickly with the detail & integrity that John Canning & Co. is known for while offering competitive prices.

Even after years of historic restoration of the country’s most prestigious landmarks, we remain awestruck by the majesty and history that these buildings hold, and are most honored to help keep their history alive.

Our principals are professional associates of the American Institute for the Conservation of Historic and Artistic Works (AIC). We are guided by the principle “do no harm” and advance that principle by providing treatments that are reversible and supplying owners with thorough documentation of research, conditions, actions taken, and materials used.

Our History


John Canning & Co.’s reputation for fine workmanship, high standards, and professionalism has allowed the historic restoration company to choose projects with owners, architects, and other trades interested in doing quality collaborative work.

This team approach has been successful for all involved. John Canning & Co. continues to grow, and the workforce of talented artisans expands to meet the demand for the company’s unique combination of extraordinary skill, respect for historic integrity, and sound business management.

Leadership Team


Our privately owned, family company is continues to be lead by family members with the assistance of accomplished professionals who are committed to upholding the quality, integrity, and accuracy that John Canning & Co. is known for.

We believe in education and hire highly skilled and curious artists, artisans, and scholars and teach them how we do things – and why.

Conservation Awards


It is extremely gratifying to be a part of preserving historic buildings using our expertise in, and passion for architectural arts restoration

It is always humbling to be recognized by our peers and publications for the work we love so much.

Professional Development Panels & Presentations

John Canning and David Riccio are committed to sharing their knowledge and experience with peers and are regularly selected to provide professional education presentations at preservation organization meetings

Professional Organizations

Active members, both Dave and John volunteer to serve on boards, as trustees, and in general invest their time to help organizations maintain the professional leadership and guidance that the industry relies on.