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The Dutch Glycerin Refinery B.V. (DGR) is specialized in the production, sales, marketing, and distribution of high quality refined glycerin. With over 200,000 mt refining capacity, it is by far the largest crude glycerin refining unit in the world, located in Delfzijl, The Netherlands.

Pure to the last drop

We produce refined glycerin of an exceptionally high purity at 99.5% glycerin. Our glycerin is exclusively produced from vegetable sources, and crude glycerin is sourced from renowned suppliers worldwide.

Service made simple

To service a global customer base with specific requirements we offer a pallet of customer solutions that is innovative and tailor-made, aimed at a unique customer experience, including relevant market intelligence, legislative know-how, risk-management, quality –assurance and flexibility.

Our geographic position, allows us to bring in large shipments of crude glycerin by barge, ocean-going vessels, as well as trucks. With 8.70 meters draft we ship refined glycerin in vessels and trucks. Standard loading and unloading in ISO containers and flexi-tanks is available. Through our network of partners and distributors we can supply worldwide.


Glycerin is a by-product of the production of biodiesel, a sustainable fuel. We build sustainable relations with our customers, suppliers and trade partners. We strive to operate sustainably.


Dutch Glycerin Refinery (DGR)
Oosterhorn 10

P.O. Box 36

Phone: +31 (88) 6830300
Logistics Department: +31 (88) 6830308
Commercial Department: +31 (88) 6830385
E-mail: info@dgr-group.eu

Trade reg. Kvk Groningen No. 61046124
VAT NL 8541.80.345.B01