Business Details
50+ Years
experience
Your Trusted Partner for Engineering Solutions
TKDA has built a legacy of excellence, trust, and innovation over 115 years, delivering engineering, architecture, and planning solutions across transportation, industrial, energy, and water sectors. Our multidisciplinary teams prioritize client needs, combining deep expertise with cutting-edge technology to create sustainable, resilient infrastructure. With a commitment to safety, community impact, and employee ownership, we foster collaboration and long-term relationships, ensuring projects meet evolving challenges while maintaining a zero-injury safety culture. Our integrated approach spans project lifecycles, from initial planning to execution, reflecting our dedication to solving complex problems with precision and foresight. 
Services
Architecture
Engineering
Planning
Underground Engineering
Specialty Services
GIS Mapping
Transportation Design
Water Systems
Structural Engineering
Industrial Solutions
Details
- Year established: 1910
Highlights and features
- We offer 115+ years of experience in engineering and architecture.
- Our multidisciplinary teams tackle complex projects with precision.
- We prioritize client goals through collaborative, integrated planning.
- Our zero-injury safety culture ensures reliable project execution.
- We invest in cutting-edge technology for sustainable solutions.
Services
Architecture
TKDA's architecture services focus on creating functional, sustainable spaces for public and private clients. Our multidisciplinary teams handle renovations, expansions, and new constructions, emphasizing client collaboration and innovative design. We integrate sustainable practices to ensure long-term value and usability for every project.
Engineering
Our engineering expertise spans civil, mechanical, electrical, and structural disciplines. We deliver solutions for infrastructure, transportation, and industrial projects, combining technical precision with practical design. Services include site planning, stormwater management, and complex system design for lasting, efficient outcomes.
Planning
TKDA's planners develop holistic strategies balancing economic, environmental, and social needs. We assist clients in land use, transportation, and facility planning, ensuring projects align with long-term sustainability goals. Our data-driven approach maximizes asset value and supports future growth.
Underground Engineering
Specializing in tunnels, shafts, and slope stabilization, our underground engineering team addresses complex geotechnical challenges. We provide risk assessments, trenchless design, and groundwater control solutions, ensuring safe, resilient infrastructure for transportation, water, and government clients.
Specialty Services
TKDA enhances projects with GIS mapping, reality capture, and remotely operated vehicles (ROVs). These technologies improve data accuracy, streamline planning, and enable efficient inspections. Our innovative tools support informed decision-making and visualization across all project phases.
Questions
What industries does TKDA serve?
TKDA serves transportation, industrial manufacturing, energy, water, and public works sectors with tailored engineering and design solutions.
How long has TKDA been in business?
TKDA has delivered engineering and architecture services since 1910, with over 115 years of industry experience.
What sets TKDA apart from competitors?
Our multidisciplinary approach, employee-owned culture, and commitment to safety and innovation distinguish us in complex project delivery.
Where are TKDA's offices located?
TKDA operates in Minneapolis/St. Paul, Chicago, Duluth, Milwaukee, San Bernardino, and Seattle.
Does TKDA offer specialized engineering services?
Yes, we provide underground engineering, GIS technology, and specialty design services for unique infrastructure challenges.
How does TKDA ensure project safety?
We maintain a zero-injury safety culture through proactive risk assessments, employee training, and advanced engineering controls.
