Certified quality and sustainability

With our Europe-wide quality and environmental management system, we constantly ensure, control and improve the quality and sustainability of our service.

Our company is certified in accordance with DIN ISO 9001:2015 and 14001:2015 by DEKRA, one of the largest international issuers of management certification. As such, we meet internationally recognised high standards.

EcoVadis CSR Rating 2024

EcoVadis Silver Certificate

Our sustainability efforts have been rewarded with the EcoVadis Silver Certificate. The environmental impact score of 90/100 puts us among the 2% top-rated companies in the postal, courier and freight transport industry within the Environmental category. Overall, GLS is in the top 6% of companies in the postal, courier and freight transport industry assessed by EcoVadis.

EcoVadis looks at a range of metrics under the categories: Environment, Sustainable Procurement, Ethics, Labour & Human Rights, rating companies against the highest possible standard.

GLS is listed with its sustainability profile on the EcoVadis platform under General Logistics Systems BV (GLS Group).

Our latest EcoVadis certification


Seal of approval for quality management

Our comprehensive quality assurance includes precisely defined work processes, quality guidelines with inspection routines and regular audits. Quality indicators are managed on an ongoing basis.

We guarantee, check and improve our quality with a Europe-wide quality management system and thus fulfil high, internationally recognised standards according to DIN ISO 9001:2015.

Our certificate ISO 9001:2015

ISO 9001-14001-E

Seal of approval for
environmental management

We are operating in an environmentally friendly manner, putting sustainability projects into practice at all national subsidiaries. We have gained ISO 14001:2015 certification for our environmental management system in all European countries. This globally valid and recognised standard is one of the most important environmental management benchmarks for manufacturing companies and service providers alike.

Our certificate ISO 14001:2015


GDP – certified transport of medication

We have been awarded GDP (Good Distribution Practice) compliance certification in Belgium, Denmark, France, Germany, Ireland and Spain. GDP guidelines are mandatory for the wholesale of pharmaceuticals across the EU. Therefore we meet the stringent requirements for the safe, hygienic and product-appropriate transport of human medication in six countries. It is intended that other GLS companies obtain the certification.

See our GDP certificate here


HACCP – certified food transport

Hazard Analysis Critical Control Point (HACCP) is a control system, a hazard analysis as well as a quality tool which serves food safety. Our certification documents the HACCP conformity as well as the required process quality and safety of the entire transport solutions of GLS Germany.

See our HACCP certificate here

GLS KlimaProtect

DIN 16258 certification for
CO2 per parcel calculation

Within GLS KlimaProtect we calculate the emissions per parcel based on DIN 16258-2013-03 (standard for the calculation of greenhouse gas emissions in transport and logistics). The conformity with the standard was confirmed by DEKRA.

See the certificate

CDP – Carbon Disclosure Project

The Carbon Disclosure Project is a non-profit organisation that collects and publishes companies’ environmental data on the basis of standardised questionnaires.

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Sustainable shipping with GLS

With GLS, you ship your parcels sustainably through a balanced carbon footprint by compensation of greenhouse gas emissions through climate protection projects.

Our partners

Our transport partners, ParcelShop partners and suppliers form an important part of the reliable performance that GLS customers in Germany benefit from.

GLS as an employer

Find your new job with one of Germany’s leading parcel service providers. Exiting tasks, attractive additional benefits and a long-term perspective await you here.