Last updated: 15 Mar 2026 · 1981 companies indexed
Testing & Certification — Germany
1981 battery testing and certification companies in Germany. The EU Battery Regulation mandates third-party verification for carbon footprint, recycled content, and performance durability. Testing labs face 6-12 month backlogs for IEC 62619 and UN 38.3 certifications — plan accordingly.
Subcategories
Companies — Showing 1–50 of 1981Page 1 of 40
Company
enercity AG
Hannover, DE·ABR901203303755
enercity AG, based in Hannover, operates 2 commercial battery storage systems with 14.1 MW total capacity.
Daimler Truck AG
Berlin, DE·ABR908279458815
Daimler Truck AG (Berlin) — commercial energy storage operator with 1.0 MW installed capacity across 1 installations.
Schluchseewerk AG
Laufenburg, DE·ABR935436324768
Schluchseewerk AG operates 20 grid-scale energy storage installations in Germany, totaling 1,786 MW of capacity. Headquartered in Laufenburg.
E-CON AG
Memmingen, DE·ABR965330060318
E-CON AG (Memmingen) — energy storage operator, 595 kW installed capacity.
Mark-E Aktiengesellschaft
Hagen, DE·ABR940486198085
Mark-E Aktiengesellschaft operates 2 grid-scale energy storage installations in Germany, totaling 138 MW of capacity. Headquartered in Hagen.
RWE Generation SE
Essen, DE·ABR907042335667
RWE Generation SE operates 14 grid-scale energy storage installations in Germany, totaling 1,732 MW of capacity. Headquartered in Essen.
Iav GmbH Ingenieurgesellschaft Auto und VerkehrEU
Berlin, DE·DE136647090
Iav GmbH Ingenieurgesellschaft Auto und Verkehr in Berlin — active in EU-funded battery and energy storage research (GEN1200 project). Research & industrial partner.
AHS Solar GmbH ＆ Co. KG
Biebergemünd, DE·ABR924410946720
AHS Solar GmbH ＆ Co. KG (Biebergemünd) — commercial energy storage operator with 1.1 MW installed capacity across 5 installations.
be.storaged GmbH
Oldenburg, DE·ABR999566358659
be.storaged GmbH, based in Oldenburg, operates 1 commercial battery storage systems with 11.9 MW total capacity.
MAGNA sweets GmbH
Moorenweis, DE·ABR989628051284
MAGNA sweets GmbH (Moorenweis) — energy storage operator, 171 kW installed capacity.
Coulomb GmbH
München, DE·ABR922907721966
Coulomb GmbH, based in München, operates 2 commercial battery storage systems with 29.0 MW total capacity.
ECO POWER ONE GmbH
Kirchheim, DE·ABR963986876604
ECO POWER ONE GmbH operates 2 grid-scale energy storage installations in Germany, totaling 104 MW of capacity. Headquartered in Kirchheim.
Edelstahl Weimar GmbH
Mechelroda, DE·ABR921855070782
Edelstahl Weimar GmbH (Mechelroda) — energy storage operator, 109 kW installed capacity.
M＆S Armaturen GmbH
Friedeburg, DE·ABR961012968712
M＆S Armaturen GmbH (Friedeburg) — energy storage operator, 120 kW installed capacity.
Elektroma GmbH
Hameln, DE·ABR935755895796
Elektroma GmbH (Hameln) — energy storage operator, 134 kW installed capacity.
Rabe Moden GmbH
Hilter, DE·ABR959624789955
Rabe Moden GmbH (Hilter) — commercial energy storage operator with 1.1 MW installed capacity across 2 installations.
Ensinger GmbH
Nufringen, DE·ABR953284256413
Ensinger GmbH (Nufringen) — commercial energy storage operator with 1.1 MW installed capacity across 2 installations.
BMW AG
Leipzig, DE·ABR929322061196
BMW AG, based in Leipzig, operates 9 commercial battery storage systems with 14.5 MW total capacity.
PASM GmbH
München, DE·ABR902428166637
PASM GmbH, based in München, operates 7 commercial battery storage systems with 14.9 MW total capacity.
JT Energy Systems GmbH
Bobritzsch-Hilbersdorf, DE·ABR940594298417
JT Energy Systems GmbH, based in Bobritzsch-Hilbersdorf, operates 1 commercial battery storage systems with 25.0 MW total capacity.
Bayernwerk Natur GmbH
Unterschleißheim, DE·ABR903690099142
Bayernwerk Natur GmbH, based in Unterschleißheim, operates 6 commercial battery storage systems with 43.2 MW total capacity.
EnspireME
Kiel, DE·ABR985310436612
EnspireME, based in Kiel, operates 1 commercial battery storage systems with 48.0 MW total capacity.
EnBW Energie Baden-Württemberg AG
Karlsruhe, DE·ABR915068942295
EnBW Energie Baden-Württemberg AG operates 22 grid-scale energy storage installations in Germany, totaling 1,663 MW of capacity. Headquartered in Karlsruhe.
Vattenfall Wasserkraft GmbH
Berlin, DE·ABR988666610835
Vattenfall Wasserkraft GmbH operates 25 grid-scale energy storage installations in Germany, totaling 2,710 MW of capacity. Headquartered in Berlin.
Ventana Deutschland
Vreden, DE·ABR939534480593
Ventana Deutschland (Vreden) — energy storage operator, 120 kW installed capacity.
Wasserverband Lausitz
Senftenberg, DE·ABR950827077191
Wasserverband Lausitz (Senftenberg) — commercial energy storage operator with 1.0 MW installed capacity across 1 installations.
ÜZW Energie AG
Essenbach, DE·ABR930588954160
ÜZW Energie AG (Essenbach) — commercial energy storage operator with 4.0 MW installed capacity across 1 installations.
Stadtwerke Dinslaken GmbH
Dinslaken, DE·ABR967085125366
Stadtwerke Dinslaken GmbH (Dinslaken) — commercial energy storage operator with 7.0 MW installed capacity across 1 installations.
WUN H2 GmbH
Wunsiedel, DE·ABR992955540574
WUN H2 GmbH (Wunsiedel) — commercial energy storage operator with 9.2 MW installed capacity across 1 installations.
Stadtentfalter GmbH
Mönchengladbach, DE·ABR969093273701
Stadtentfalter GmbH (Mönchengladbach) — energy storage operator, 120 kW installed capacity.
Walter Solar GmbH
Ellwangen, DE·ABR922043861038
Walter Solar GmbH (Ellwangen) — commercial energy storage operator with 1.0 MW installed capacity across 16 installations.
Stadt Borken
Borken, DE·ABR997895638268
Stadt Borken (Borken) — commercial energy storage operator with 1.3 MW installed capacity across 31 installations.
q.beyond AG
Köln, DE·ABR977248391231
q.beyond AG (Köln) — commercial energy storage operator with 6.7 MW installed capacity across 16 installations.
AUDI
Ingolstadt, DE·ABR948343575833
AUDI (Ingolstadt) — commercial energy storage operator with 8.1 MW installed capacity across 17 installations.
Stadtwerke Feuchtwangen
Feuchtwangen, DE·ABR962755647575
Stadtwerke Feuchtwangen (Feuchtwangen) — commercial energy storage operator with 8.7 MW installed capacity across 2 installations.
LEW Wasserkraft
Augsburg, DE·ABR921440481122
LEW Wasserkraft, based in Augsburg, operates 2 commercial battery storage systems with 14.0 MW total capacity.
Stadtwerke München GmbH
München, DE·ABR999401230768
Stadtwerke München GmbH operates 14 grid-scale energy storage installations in Germany, totaling 118 MW of capacity. Headquartered in München.
COPPEN GmbH
Bad Dürkheim, DE·ABR906663200101
COPPEN GmbH (Bad Dürkheim) — energy storage operator, 109 kW installed capacity.
Lebenshilfe
Brakel, DE·ABR954700917147
Lebenshilfe (Brakel) — energy storage operator, 127 kW installed capacity.
Stoiber Photovoltaik GmbH
Oberpöring, DE·ABR948827974039
Stoiber Photovoltaik GmbH (Oberpöring) — commercial energy storage operator with 1.2 MW installed capacity across 1 installations.
SparkassenVersicherung Holding
Stuttgart, DE·ABR919180425087
SparkassenVersicherung Holding (Stuttgart) — commercial energy storage operator with 1.3 MW installed capacity across 2 installations.
Therme Bad Wörishofen
Bad Wörishofen, DE·ABR997247005236
Therme Bad Wörishofen (Bad Wörishofen) — commercial energy storage operator with 1.5 MW installed capacity across 1 installations.
Quantum GmbH
Ratingen, DE·ABR972526817854
Quantum GmbH (Ratingen) — commercial energy storage operator with 2.5 MW installed capacity across 1 installations.
SIMONA AG
Kirn, DE·ABR946269317469
SIMONA AG (Kirn) — commercial energy storage operator with 2.5 MW installed capacity across 1 installations.
SWM Services GmbH
München, DE·ABR948070381080
SWM Services GmbH (München) — commercial energy storage operator with 9.6 MW installed capacity across 5 installations.
Solarpark Tarzow GmbH ＆ Co. KG
Schwerin, DE·ABR958219853187
Solarpark Tarzow GmbH ＆ Co. KG, based in Schwerin, operates 1 commercial battery storage systems with 10.0 MW total capacity.
trlyr 3 GmbH ＆ Co. KG
Berlin, DE·ABR981242264477
trlyr 3 GmbH ＆ Co. KG, based in Berlin, operates 1 commercial battery storage systems with 10.3 MW total capacity.
swb Erzeugung AG ＆ Co. KG
Bremen, DE·ABR901047920507
swb Erzeugung AG ＆ Co. KG, based in Bremen, operates 1 commercial battery storage systems with 18.0 MW total capacity.
VERBUND Energy4Business Germany GmbH
München, DE·ABR932212103470
VERBUND Energy4Business Germany GmbH operates 7 grid-scale energy storage installations in Germany, totaling 106 MW of capacity. Headquartered in München.
ENGIE Deutschland Erneuerbare GmbH
Berlin, DE·ABR973937302977
ENGIE Deutschland Erneuerbare GmbH operates 5 grid-scale energy storage installations in Germany, totaling 140 MW of capacity. Headquartered in Berlin.