Founded in 1964, TTL is an engineering design firm focused on delivering integrated infrastructure solutions for public and private clients.
Our Clients.
Our Communities.
Each Other.Driven to Serve
Transportation design and CEI services are a key part of our offerings, ensuring efficient and safe infrastructure.
Our civil engineering services encompass a wide range of projects, from planning to construction.
We provide comprehensive geotechnical engineering services to ensure the stability and safety of your projects.
Our environmental consulting services help you navigate the complexities of environmental regulations and minimize your impact.
We offer construction materials engineering and testing services to ensure the quality and durability of your projects.
Our surveying, GIS, and mapping services provide accurate and detailed information for your projects.
Our formal safety program, including weekly safety meetings and a robust safety program, continually improves our industry-leading safety record.
Longstanding, trusted relationships with a diverse group of reliable specialty sub consultants, subcontractors, and minority partners are built on trust and integrity that can broaden our team to meet your needs.
Decades of specialized experience with a proactive, responsive team using industry-specific technology results in innovative, practical solutions. Our name is built on our quality, so our team works to get it right the first time, every time.
Every client has specific policies, procedures, and preferred delivery methods and each project poses unique challenges and constraints. Our approach and recommendations for project delivery are tailored to your processes, preferences, goals, objectives, and budget.
We are your advocate with former environmental regulators on our team maintaining agency relationships and monitoring environmental and legislative updates for changes that affect you and your design.
Priority is placed on creating common sense designs through the lens of long-term operations and maintenance. There is a focus on economical end results that stand up to the environment and implementation with limited downtime.
Integrated, in-house services create continuity that fosters flexibility, collaboration, coordination, and communication resulting in accelerated, time-saving schedules.