本公司成員組成源自於國內各大工程技術顧問、管理顧問、學術研究機構之重要執行主持人、專責技師、專案經理等，於2015年7月正式成立「衍古都市計畫技師事務所/衍古開發顧問有限公司」，為一統合「都市與非都市土地規劃、都市更新、促參規劃、都市設計、環境規劃設計、建築景觀設計、文化產業、觀光遊憩規劃、資產管理、資訊軟體服務、資料處理服務、財務分析、市地重劃…」等專業技術的服務組織。

公司服務業務為都市更新規劃評估及專案管理、整體規劃、開發策略、促參規劃、資訊軟體服務、資料處理、財務分析、建築景觀、環境設計與產業整合計畫等；秉持以精實的腳步投入各類型工作領域，提供客戶專業及整合性的執行戰略服務，以全面性的分析觀點導入專案中，展現出「專注」、「活力」、「執著」、「細緻」與「嶄新」，衷心服務每一個任務所託。

The company’s members from the major domestic engineering and technical consultants, management consultants, academic research institutions of the important executive chair, dedicated technicians, project managers, etc., in July 2015 formally established the “Diangu Urban Planning Technicians / Yangu Development Consultants Co., Ltd.”, for the integration of “urban and non-urban land planning, urban renewal, Promote professional and technical service organizations such as planning, urban design, environmental planning and design, architectural landscape design, cultural industry, sightseeing and recreation planning, asset management, information software services, data processing services, financial analysis, city rezoning… The company’s service business provides professional and integrated strategic service for urban renewal planning assessment and project management, overall planning, development strategy, participation planning, information software services, data processing, financial analysis, architectural landscape, environmental design and industrial integration plan, etc., and provides customer professional and integrated implementation strategy services with a solid step forward in all types of work areas. Imported into the project from a comprehensive analytical point of view, showing “special notes”, “energy”, “persistence”, “detailed” and “new” and serving each task wholeheartedly.