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Seneca Companies


725 W. 25th Street
South Sioux City, NE 68776
Fax: 515-261-7777
Last Updated: February 8, 2018


About Seneca Companies

Seneca Companies was founded by Chris Risewick in 1972, with a vision to deliver real value to customers in the petroleum industry through supplying quality equipment, innovative service and dependable construction of fueling sites.

With over four decades of proven experience, the Seneca team has continued this vision, expanding capabilities and evolving into a unique, multi-faceted service provider. Today, the Seneca team is proud to offer "The Complete Solution" with our distinct divisions. This diversity enables us to serve the needs of an array of industries located throughout the Midwest, Southern and Mountain regions.

More About Seneca Companies

About Us:

Seneca Companies is equipped to handle an array of situations – from scheduled industrial cleanings, unscheduled shut downs, to 24-hour emergency spill response and waste transportation/disposal.

Our trained operations field staff provide “The Complete Solution” for your facility, site or project – including services such as hydro blasting, jetting, wet and dry vacuum pumping, confined space entry, fuel polishing, frac tank rental and more. Our ultimate service goal is to provide you with a prompt, environmentally-safe waste removal solution, while minimizing disruption to your business.

We can help you protect your business and the environment by containing, controlling, transporting and/or recovering most materials, including petroleum products, flammable liquids, corrosives and all non-hazardous nuisance materials.

Employee Benefits:

Seneca Companies offers medical, dental and vision insurance, as well as a 401k plan.

Company Overview:

Seneca Companies is committed to:

  • Listening - Understanding the voice of our customers and employees
  • Continuous Improvement - Change is constant
  • Accountability - Responsibility for our actions
  • Teamwork - Multi-divisional teams are essential
  • Fact Based Decisions - Seeking root cause not blame
  • Competitive - Drive to succeed
  • Safety - Concern for the well-being of our employees
  • Sustainability and the Environment - Concern for the well-being of the earth

Job Opportunities:

Field Operations Technicians

Number Of Employees:


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