It all started in 1994.

Creating faster, easier, and more cost-effective solutions for the design and construction of stormwater systems.

From Design to Install

Why Choose Environmental Containment

Since 1994, Environmental Containment has been one of the largest one-stop-shop stormwater runoff containment companies in the Pacific Northwest. We offer cast-in-place detention vaults, and precast vaults, all of which come with trusted installation. 

Environmental Containment’s deep industry knowledge allows our team to find the right solution for you.


We have over 140+ years of industry experience within our company.


We Are the Leading Experts in Stormwater Systems

Sustainability at Environmental Containment is a core aspect of our business strategy and of our day-to-day operations. We are also committed to partnering with the communities in which we live and work.

Our commitment to ensuring that every aspect of our manufacturing and installation processes is environmentally responsible ensure that our customers are able to accomplish their sustainability-related goals.

OUR Companies

The Environmental Containment Family of Brands.

Creating faster, easier, and more cost-effective solutions for the design and construction of stormwater systems.

Our People

Everything we are as a company is because of our world-class team.

A career at National Precast is more than just a job. It’s an opportunity to be a part of an industry-leading company with a real passion for delivering excellence through grit.

Here, every team member’s contributions matter. With unparalleled employee retention, National Precast provides fantastic growth opportunities for people passionate about concrete products and excellent customer service. Make your passion into a career by joining the National Precast team today.

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Meet the team

No matter the project or the obstacles you face, our team has the experience and the connections to help you get back on track.

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Ron Sparks
CEO & Partner

Ron has been working in the Precast concrete Industry since 1998 and has 29 years’ experience in the industry. Former VP/GM of Hanson Pipe and Precast, Founder of Columbia Precast, and VP/GM of Columbia and Rogue Valley Precast. Currently Ron serves as the Chairman of the Board of Directors for the National Precast Concrete Association. Ron is a graduate of Central Washington University.

Jim Kuroski
Regional Manager

Jim has 25 years’ experience working in the industry managing, designing, supplying, and maintaining engineered products and engineered systems.  Former regional sales representative for Bridge Tech, National Span, and Contech in addition to 12 plus years as an industry consultant.  Jim is a graduate of West Virginia University.

Kevin Hart
Facilities General Manager

Kevin has been working in the industry for 28 years primarily managing Quality Control Programs for Wilbert Precast, SI Precast, and Columbia/Rogue Valley Precast.  Kevin has achieved multiple industry Quality related certifications; PCI Level I and II, NPCA Master Precaster, ACI level I, ACI SCC Testing, ACI CSTT and State approvals.

Jeff Stevens
Sr. Sales Representative

Jeff has been in the industry since 1975 when he founded The Concrete Shop.  Jeff has over 45 years’ experience including precast production, quality control, project management, precast engineering, and precast product specification.  Jeff is an expert in the use of non-traditional precast materials such as glass, translucent concrete, white marble, and many other materials.

Brett Sparks
Product Specialist

Brett has grown up in the industry working at Columbia Precast while in school since 2013.  A graduate of Walsh University, Brett is a member of ASLRRA and is currently focused on Rail products as a product specialist which includes marketing, sales, and project management.

Our Values

  1. Our team embodies the very definition of grit and determination.
  2. Our experience is unmatched.
  3. We always put safety first.
  4. We are committed to our community.
  5. We are a passionate team made up of experts.
  6. Our experience enables our speed.
  7. We are a single-source solution.
  8. We are environmentally responsible.
  9. We strive for quality, accepting that there is always room for improvement.
  10. We earn trust with our consistency and reliability.

Work with Environmental Containment on your next project.

When you work with Environmental Containment, we are your single-source provider of stormwater retention, railroad, and land development systems. That means you can rest assured that your projects will be completed on time and on budget.

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