Jim and Yvonne Szili are the driving force behind Coniston Developments Ltd.

Jim has experience and in-depth knowledge in all aspects of home construction. Jim is a "hands on builder" and believes that this maintains the high level of quality and workmanship that he expects in each and every home.

Yvonne provides the behind the scenes operations of the company, from design, product selection, to coordinating the smallest details to ensure a successful finished product.

As a local builder with over 25 year's experience, our commitment is to construct a superb home using quality products and craftsmanship. With dedicated, skilled personnel and tradesmen on-site, a high level of workmanship is expected and achieved. It is our attention to the details that makes our homes truly a place you will want to call home.

From start to finish a team of experts are on hand, from the design stage, during construction, through to interior finish. Only proven and qualified sub trades that are monitored, supervised and inspected through every phase of construction are used to ensure that each and every home is built to the highest standards. The end result is a home of quality and distinction that will appeal to the most discriminating buyer.


  • Licensed Residential Builder with the Homeowner Protection Office
  • Warranty coverage with Travelers Guarantee Company of Canada.


  • Greater Vancouver Home Builders' Association
  • Canadian Home Builders' Association

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