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Celebrating over twelve years 

Providing Exceptional Service


Quantum Water & Environment offers water rights, water supply, hydrogeologic, engineering, and environmental expertise to private, commercial, and governmental agencies.

Certified by the City and County of Denver and CDOT as DBE, ESB, and SBE.

Visit our Services page to see our NAICS Codes


Our team of engineers, geologists, hydrogeologists and scientists provide sound technical solutions to complex challenges facing private and governmental clients today.

Our seasoned staff of professionals bring a broad base of water resource and environmental experience which is illustrated in our current and past project experience.


Quantum has been in business for twelve years, and we are committed to providing extraordinary service through a diversified work force. We have been named as one of the top 100 women owned businesses in Colorado. We attribute our success through our outstanding employees, and continued confidence from our clients.

- Theresa Jehn-Dellaport, P.G., President



Established in 2011 by Theresa Jehn-Dellaport, P.G., Quantum’s staff of scientists and engineers have a diverse background of experience in water resources and environmental services. 
We employ a team-approach to consulting. This ensures that your project is staffed with qualified experienced professionals with the required expertise to tackle your water resources or environmental needs. We adhere to our eight core values which establishes Quantum’s mission and objectives for employee fulfillment. Our employees are provided a flexible and enriching work environment, which empowers them to produce innovative and high-quality technical solutions leading to satisfied clients. 
Quantum manages projects of all sizes, ranging from designing private water wells for increased production, to managing multi-million-dollar landfill cap construction projects. Our ability to maintain a low overhead, differentiates us from other firms, as we can provide high quality, technical solutions at very attractive fees. Our clients include state municipalities, metropolitan districts, federal agencies, counties, special districts, real estate developers, industry, other consulting firms, and private individuals.
A top 100 Woman-Owned Company as seen in ColoradoBiz. 



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