Engineering, technical studies
NAF code 71.12B
NAF code 71.12B stands for the activity “Engineering, technical studies”.
In the classification of economic activities, this code belongs to: section M (Professional, scientific and technical activities), division 71 (Architectural and engineering activities; technical testing and analysis), group 71.1 (Architectural and engineering activities and related technical consultancy), class 71.12 (Engineering activities and related technical consultancy).
61,720 active companies (legal entities) have this as their main activity. Sole traders are not counted.
4,033 of them (6.5%) were created in the last 12 months.
Head offices are mostly located in these departments: Paris (75) : 10% ; Rhône (69) : 5.0% ; Bouches-du-Rhône (13) : 4.2%.
Most common legal forms: SAS, SASU : 53% ; SARL, EURL : 40%.
Among the largest by number of active establishments: INOVIA CONCEPT INVEST 1, GAVRIANE, BUDAPEST BY CAP SUD, ENERGIES DU SUD, SOLAR PORTFOLIO 11 BIS.
- Active companies
- 61,720
- Created in 12 months
- 4,033 (6.5%)
- Main department
- Paris (75)
- Main legal form
- SAS, SASU
Largest companies
Ranked by number of active establishments.
INOVIA CONCEPT INVEST 1467 active establishmentsSIREN 799 116 355 · VENISSIEUX (69)
GAVRIANE227 active establishmentsSIREN 514 801 414 · VAULX-MILIEU (38)
BUDAPEST BY CAP SUD165 active establishmentsSIREN 831 072 616 · VAULX-MILIEU (38)
ENERGIES DU SUD90 active establishmentsSIREN 503 120 578 · MONTPELLIER (34)
SOLAR PORTFOLIO 11 BIS86 active establishmentsSIREN 883 257 016 · PARIS (75)
CAPSTICE85 active establishmentsSIREN 818 705 055 · SAINT-QUENTIN-FALLAVIER (38)
SOLAR PORTFOLIO 1368 active establishmentsSIREN 928 888 197 · PARIS (75)
Q ENERGY FRANCE67 active establishmentsSIREN 423 379 338 · AVIGNON (84)
ENERFI64 active establishmentsSIREN 850 277 047 · BLARINGHEM (59)
TOTALENERGIES RENOUVELABLES FRANCE62 active establishmentsSIREN 434 836 276 · BEZIERS (34)
GINGER CEBTP52 active establishmentsSIREN 412 442 519 · ELANCOURT (78)
ADRE EAU48 active establishmentsSIREN 827 969 213 · MERIGNAC (33)
URBANIS44 active establishmentsSIREN 347 582 231 · NIMES (30)
SEGULA TECHNOLOGIES FRANCE44 active establishmentsSIREN 925 165 557 · TRAPPES (78)
SUEZ RV BIOENERGIES SA43 active establishmentsSIREN 388 237 331 · GARGENVILLE (78)
STELLIANT EXPERTISE & RISQUES CONSTRUCTION41 active establishmentsSIREN 449 012 871 · PUTEAUX (92)
ALTITUDE INFRASTRUCTURE EXPLOITATION41 active establishmentsSIREN 509 662 052 · COURBEVOIE (92)
SOLAIRE INVEST41 active establishmentsSIREN 807 393 541 · FUVEAU (13)
BIEN-ETRE ENR 438 active establishmentsSIREN 900 507 740 · SAINT-MAXIMIN-LA-SAINTE-BAUME (83)
KIEV BY CAP SUD37 active establishmentsSIREN 884 689 787 · VAULX-MILIEU (38)
BUREAU VERITAS SOLUTIONS36 active establishmentsSIREN 392 417 689 · NANTERRE (92)
ARTELIA36 active establishmentsSIREN 444 523 526 · SAINT-OUEN-SUR-SEINE (93)
SAFEGE36 active establishmentsSIREN 542 021 829 · NANTERRE (92)
CONSTRUGESTION35 active establishmentsSIREN 430 342 667 · VILLENEUVE-D'ASCQ (59)
SEGULA ENGINEERING35 active establishmentsSIREN 817 465 636 · COURBEVOIE (92)
ELDL 935 active establishmentsSIREN 832 869 416 · CANDE (49)
ANTEA FRANCE34 active establishmentsSIREN 393 206 735 · OLIVET (45)
IRSOL 133 active establishmentsSIREN 878 595 651 · SAINT-PAUL (974)
NOVASOL 433 active establishmentsSIREN 900 612 441 · MEYREUIL (13)
ALTER ENERGIES32 active establishmentsSIREN 519 904 676 · ANGERS (49)
BIOTOPE31 active establishmentsSIREN 390 613 610 · MEZE (34)
SPV LANAS - SERVAS31 active establishmentsSIREN 840 429 443 · PARIS (75)
LES ARTISANS DU PORTAIL31 active establishmentsSIREN 851 145 201 · PARIS (75)
GINGER BURGEAP30 active establishmentsSIREN 682 008 222 · ISSY-LES-MOULINEAUX (92)
SASU KEO SOLBAT129 active establishmentsSIREN 913 126 140 · VELENNES (80)
HYSEO28 active establishmentsSIREN 501 819 510 · FLOURENS (31)
TQN SOLAR28 active establishmentsSIREN 502 318 090 · BEZIERS (34)
FONDASOL28 active establishmentsSIREN 582 621 561 · AVIGNON (84)
INGEROP CONSEIL ET INGENIERIE (ICI)27 active establishmentsSIREN 489 626 135 · RUEIL MALMAISON (92)
DAVAI ENRSPV327 active establishmentsSIREN 880 120 597 · BOULOGNE-BILLANCOURT (92)
CABINET D'ETUDES MARC MERLIN26 active establishmentsSIREN 428 634 356 · LYON (69)
NOVASOL 626 active establishmentsSIREN 900 626 102 · MEYREUIL (13)
AKKODIS INGENIERIE PRODUIT SAS25 active establishmentsSIREN 308 884 998 · GUYANCOURT (78)
EKIUM25 active establishmentsSIREN 390 596 039 · LYON (69)
GEOTEC25 active establishmentsSIREN 778 196 501 · QUETIGNY (21)
BIEN-ETRE ENR 325 active establishmentsSIREN 900 507 633 · SAINT-MAXIMIN-LA-SAINTE-BAUME (83)
OTEIS24 active establishmentsSIREN 338 329 469 · BOIS-COLOMBES (92)
ACCEO24 active establishmentsSIREN 500 286 638 · LA CIOTAT (13)
GEODIS CL GEOPARTS24 active establishmentsSIREN 501 379 291 · LEVALLOIS-PERRET (92)
ASSYSTEM ENGINEERING AND OPERATION SERVICES23 active establishmentsSIREN 444 159 164 · COURBEVOIE (92)
Related activities
71.11Z Architectural activities21,081 active companies
71.12A Surveyor activities1,799 active companies
71.20A Car technical testing6,205 active companies
71.20B Technical analyses, testing and inspections10,800 active companies