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Seris Security

Seris Security holds one public contract awarded by Nantes in 2025. That is 3% of the value of the contracts the town awarded in 2025.

head office in Paris (75) · 2,000 to 4,999 employees · Activités de sécurité privée · SIREN 788213825

€3.7M
at most, over the whole term of the contracts awarded by Nantes in 2025
maximum amounts set at signature, not what was paid · 7th of 234 suppliers of Nantes in 2025

Its contracts in Nantes

Maximum amount of each contract, over its whole term: not what was paid.

Interventions pour levée de doute sur les alarmes intrusion, incendie…2025 · maximum over 4 years · at most ~€920k a year on average · Open tender€3.7M

Regions, départements, intercommunalities

Seris Security holds contracts awarded by 8 of these bodies, worth €17.5M.

See the 8 bodiesAuvergne-Rhône-AlpesRegion · 1 contract€14MNantes MétropoleIntercommunality · 3 contracts€1.5MCommunauté d'agglomération de la Région Nazairienne et de l'Estuaire (CARENE)Intercommunality · 3 contracts€1.4MCommunauté d'agglomération Saint-Brieuc Armor AgglomérationIntercommunality · 1 contract€240kMorbihanDépartement · 2 contracts€194kEureDépartement · 1 contract€80kCommunauté de communes Grand Lieu CommunautéIntercommunality · 1 contract€79kFinistèreDépartement · 2 contracts€78k

Elsewhere in France

Seris Security holds contracts in 12 towns, worth €27.9M at award.

See its 8 largest other townsMarseille1 contract€14MSaint-Nazaire6 contracts€6.4MParis1 contract€2.3MLyon4 contracts€708kCarquefou2 contracts€363kRennes3 contracts€185kSaint-Sébastien-sur-Loire2 contracts€102kSaint-Jacques-de-la-Lande1 contract€55k
Next supplier of NantesLeo Lagrange Animation8th of 234 suppliers of Nantes in 2025€3.5M

Source: Public procurement — DECP (data.gouv.fr) ↗