C E R T I F I C A T E

Deutsche Managementsystem Zertifizierungsgesellschaft mbH

hereby certifies that the company

EnviroChemie GmbH In den Leppsteinswiesen 9 64380 Rossdorf Germany

with locations as listed in the annex

for the scope Conception, design, construction, erection, research & development and production of water chemicals as well as service and operation of water and wastewater treatment plants

has implemented and maintains a Quality Management System.

An audit, documented in a report, has verified that this quality management system fulfills the requirements of the following standard: DIN EN ISO 9001:2015 November 2015 edition

This certificate is valid until 2020-09-21 Certificate Registration No.: QM 00307 Griesheim, Germany 2019-09-08

DMSZ Dietmar Kaiser Raimund Mehrbrodt (Managing Director) (Certificate authority)

Deutsche Managementsystem Zertifizierungsgesellschaft mbH Rübgrund 21 · 64347 Griesheim · Germany Annex to Certificate Registration No.: QM 00307

EnviroChemie GmbH In den Leppsteinswiesen 9 64380 Rossdorf Germany

for the scope Conception, design, construction, erection, research & development and production of chemicals as well as service and operation of water and wastewater treatment plants

Location

EnviroChemie AG - Twirrenstraße 6 8733 Eschenbach / SG

Conception, design, construction, erection, research & development and production of chemicals as well as service and operation of water and wastewater treatment plants

DMSZ This annex page 2 of 3 (edition: 2019-09-08) is only valid in connection with the above mentioned certificate.

Deutsche Managementsystem Zertifizierungsgesellschaft mbH Rübgrund 21 · 64347 Griesheim · Germany Annex to Certificate Registration No.: QM 00307

Locations

EnviroChemie BV - sales agency Benelux Waarderweg 52c 2031 BP Haarlem Sales of water and wastewater treatment systems and service

EnviroChemie Polska Sp.z o.o. - sales agency UI. Równolegla 9A 02-235 Warsaw Sales of water and wastewater treatment systems and service

OOO Enviro-Chemie GmbH - sales agency Russia 83 Belinskogo str., sector 7, floor 8 620026 Ekaterinburg Sales of water and wastewater treatment systems and service

EnviroChemie EOOD - sales agency Bulgaria Evlogi Georgiev Blvd. 100, St. 4, app 7 1505 Sofia Sales of water and wastewater treatment systems and service

EnviroChemie Ges. m.b.H. - sales agency Europastraße 8 9524 Villach Sales of water and wastewater treatment systems and service

DMSZ This annex page 3 of 3 (edition: 2019-09-08) is only valid in connection with the above mentioned certificate.

Deutsche Managementsystem Zertifizierungsgesellschaft mbH Rübgrund 21 · 64347 Griesheim · Germany