60 Years of Combined Experience

Roth Lang Engineering Group LLC is a full-service professional engineering company located in Centennial, Colorado. With more than 60 years of combined professional experience, the firm’s principals bring a diverse mix of civil engineering and land development experience to each client’s project.

A Solid Reputation

We have established great relationships with industry professionals and review agencies which has earned the company a solid reputation for reliability, accuracy, and timely performance. At RLEG, our principals are also managers and designers, working with the staff in a collaborative and integrated process to ensure that every client’s project has the eyes and ears of the experience of our leaders.

Wide Ranging Expertise

RLEG has a wide range of expertise based on experience with our involvement with many projects that include the full range of complexity, size, and public profile across all of the infrastructure types and markets. We have a passion for providing high quality technical expertise through a service-oriented interface, all of which is founded upon our understanding of the industry and years of experience. We strive to deliver efficient entitlement and practical engineered solutions that are based on the needs and vision of our clients.

Our firm believes that we can successfully complete your project and foster good relationships by adhering to the following principals:

  • Recognize that no project can be successful unless it meets the needs and vision of our client.

  • Dedication to our Clients, our Community, and our Profession.

  • Compulsion for integrity and honesty.

  • Offer practical engineered solutions at reasonable prices.

  • Commitment to your schedule.

Let Roth Lang Engineering Group Bring Our Passion to Your Project!