TKDA provides communities, public agencies, and businesses with engineering, architecture and planning services in five key markets: Aviation, Rail, Surface Transportation, Municipal Services, and Facilities. Headquartered in Saint Paul, Minnesota since 1910, our project teams serve clients nationwide from Saint Paul and four additional office locations.

With over 200 employees, TKDA's multi-disciplined resources provide access to a broad range of planning and design professionals. Challenging projects, a diverse, 80% repeat client base, opportunities for professional growth, and the long-term stability of the firm attract professionals to TKDA who are serious about building their career with a solid, reputable company. Focus on project management and innovative, cost-effective planning and design drives our teams to meet client goals on every project.

Multi-disciplined Resources.  Nationwide Service.  100% Employee-owned.