About Us

Rieger was founded in Aalen, Germany in 1879. Today, Rieger is an internationally recognized member of the globally active NEUMO Ehrenberg Group.

Our valves are precision engineered to meet the exacting demands of the food, pharmaceutical, chemical, and biotechnological industries, or wherever productivity, safety and quality are required. Committed to the customer by providing innovative solutions that meet or exceed industry standards, Rieger offers a full-line of aseptic and hygienic valves, including BioCheck Sampling, Incline Seat, Divert, Double Seal, Overflow and Mix Proof valves.

Rieger valves aren’t just designed better. They’re designed to work better with your equipment. We adapt our valves to your process, so you don’t have to adapt your process. Our valve solutions maximize life cycles, reduce maintenance costs, decrease downtime and improve productivity.

Industries Served

  • dairy industry icon

    Dairy

  • cosmetics industry icon

    Cosmetics

  • Food and Beverage industry icon

    Food & Beverage

  • chemical industry icon

    Chemical

  • biotech industry icon

    Biotech

  • pharmaceutical industry icon

    Pharmaceutical

North and South American Team

smart brain iconproduct flow icon

SMARTER FLOW

Rieger valves are optimized to meet hygienic demands, empowering our customers to focus on high-quality food, beverage and pharmaceutical production. The efficient design of our valves helps improve productivity, reduce downtime and ensure maximum valve cleanability during CIP/SIP.

EHEDG Certification LogoA3 Certification logo
3.6M

Rieger PTFE bellows are designed to withstand more than 3.6 million strokes.

4

With only 4 seals in contact with product in a Rieger Hygienic Mix Proof Valve, there are less parts to maintain.

50%

Our efficient Mix Proof Valve design requires 50% less maintenance time than competitive valves.

Aseptic Valves

Rieger Aseptic Valves feature PTFE bellows to hermetically seal the product space with the environment. Superior to common metal bellow design, our low-adhesive PTFE bellows provide one-piece sealing that’s resistant to almost any medium. Installation flexibility and unrivalled cleanability of the open folds make Rieger aseptic valves the number one choice for dairy and pharmaceutical applications.

Hygienic Valves

Proven in the leading processing plants of the beverage, dairy, food and pharmaceutical industries, Rieger Hygienic Valves are designed to ensure reliable protection for your products. Available as Single Seat, Divert, Tank Outlet, Mix Proof, Overflow and Safety Valves, Rieger Hygienic Valves feature our unique Building Block System. Should process conditions change, our valves are designed to change with them — from hygienic to aseptic applications.

Events

News

November 3, 2015
CRN APPROVAL FOR RIEGER VALVES FOR THE PROVINCE OF BRITISH COLUMBIA, CANADA

TORONTO, CANADA - Rieger Single Seat Valves are now allowed to carry the CRN number for Province of British Columbia. Rieger strengthens its presence in the Canadian market and keeps on growing in North America. CRN No.: 0C17825.51 [...]

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September 30, 2015
Flow Products, LLC becomes Rieger Flow Products, LLC

KENOSHA, WI, USA – On October 1st 2015 the German valve manufacturer RIEGER purchased its longstanding partner FLOW PRODUCTS located in Kenosha, WI, USA, to strengthen the presence of RIEGER valves and services in North and South America. Business [...]

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July 20, 2015
CRN APPROVAL FOR RIEGER VALVES FOR THE CANADIAN MARKET

TORONTO, CANADA - Since July 2015 approval has been given for the Rieger Single Seat Valves to carry the CRN number for Province of Ontario. This is the first step for Rieger into the Canadian market as a major part of North America. Rieger is now in [...]

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February 10, 2015
US PATENT FOR THE HYGIENIC PMO MIX PROOF VALVE TYPE N2 HAS BEEN APPROVED

ALEXANDRIA, VA, USA – Rieger has been approved to hold the patent for the Hygienic PMO Mix Proof Valve Type N2 in the Federal Republic of Germany in 2011. After a successful application the United States Patent and Trademark Office granted the US p [...]

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Contact Us

Get in Touch

To learn more about how Rieger can increase your productivity, or to submit a question or comment, simply fill out the informational fields and click send. We’ll get back to you promptly.


CONTACT DETAILS:
  • GERMANY
    Gebr. Rieger GmbH & Co. KG
    Kochertalstraße 32
    73431 Aalen
    Tel.: +49 7361 5702-0
    Fax.: +49 7361 5702-51

  • NORTH & SOUTH AMERICA
    Rieger Flow Products, LLC
    6121 Green Bay Road Suite 220
    Kenosha, WI 53142
    Tel: 262-657-5566
    Fax: 262-657-5058