THK Associates, Inc. | 539 followers on LinkedIn. Our approach starts with your idea. | THK Associates, Inc, is a landscape architecture, market research, planning and urban design firm that assists public and private clients in making informed and realistic planning decisions. Our projects include commercial and residential development, river restoration, parks, trails, open space, flood recovery, transportation and public facilitation/visioning. THK has been providing design services since 1969 to the Denver and Rocky Mountain Region.