The sector Ingénierie, études techniques (NAF code 71.12B) comprises 20 264 active companies in France, of which 20 264 publish their accounts. The median sector revenue is 663 k€ with a median net income of 46 k€ (data from 2025).
Sources : INPI & INSEE SIRENE
Financial statistics by quartile (Q1 = 25%, Median = 50%, Q3 = 75%)
| Year | Q1 (25%) | Median | Q3 (75%) | Sample |
|---|
Number of companies in the sector by department
Ranking by revenue
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | AVANTIS ENGINEERING | GRASSE (06) | 32.6 Mds€ |
| 2 | TECHNIP ENERGIES FRANCE | NANTERRE (92) | 2.7 Mds€ |
| 3 | BERI 21 | PARIS (75) | 1.5 Mds€ |
| 4 | TOTALENERGIES ONETECH | COURBEVOIE (92) | 1.4 Mds€ |
| 5 | SYSTRA | PARIS (75) | 1.1 Mds€ |
| 6 | GSE | AVIGNON (84) | 1.0 Mds€ |
| 7 | VUSIONGROUP | NANTERRE (92) | 802.0 M€ |
| 8 | VUSIONGROUP | NANTERRE (92) | 720.2 M€ |
| 9 | EDVANCE | MONTROUGE (92) | 671.8 M€ |
| 10 | RIO TINTO ALUMINIUM PECHINEY | VOREPPE (38) | 649.5 M€ |
| 11 | KT KINETICS TECHNOLOGY S.P.A. | - | 617.0 M€ |
| 12 | HASKONING DHV NEDERLAND B.V. | - | 568.1 M€ |
| 13 | TECHNIQUE ENERGIE ATOMIQUE - TECHNICATOME | VILLIERS-LE-BACLE (91) | 551.0 M€ |
| 14 | FAURECIA INTERIEUR INDUSTRIE | NANTERRE (92) | 523.6 M€ |
| 15 | GSE | AVIGNON (84) | 506.1 M€ |
| 16 | VOLTALIA | PARIS (75) | 495.2 M€ |
| 17 | ARTELIA | SAINT-OUEN-SUR-SEINE (93) | 465.9 M€ |
| 18 | GAZTRANSPORT ET TECHNIGAZ | SAINT-REMY-LES-CHEVREUSE (78) | 427.7 M€ |
| 19 | VALEO COMFORT AND DRIVING ASSISTANCE | CRETEIL (94) | 424.0 M€ |
| 20 | ENGIE INFORMATION ET TECHNOLOGIES | COURBEVOIE (92) | 401.1 M€ |
Click on a department to see the main companies
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | TECHNIP ENERGIES FRANCE | NANTERRE | 2.7 Mds€ |
| 2 | TOTALENERGIES ONETECH | COURBEVOIE | 1.4 Mds€ |
| 3 | VUSIONGROUP | NANTERRE | 802.0 M€ |
| 4 | VUSIONGROUP | NANTERRE | 720.2 M€ |
| 5 | EDVANCE | MONTROUGE | 671.8 M€ |
| 6 | FAURECIA INTERIEUR INDUSTRIE | NANTERRE | 523.6 M€ |
| 7 | ENGIE INFORMATION ET TECHNOLOGIES | COURBEVOIE | 401.1 M€ |
| 8 | INGEROP | RUEIL MALMAISON | 386.8 M€ |
| 9 | ASSYSTEM ENGINEERING AND OPERATION SERVICES | COURBEVOIE | 338.0 M€ |
| 10 | ORANO PROJETS | CHATILLON | 308.1 M€ |
| 11 | TETRIS | COURBEVOIE | 267.5 M€ |
| 12 | INGEROP CONSEIL ET INGENIERIE (ICI) | RUEIL MALMAISON | 254.1 M€ |
| 13 | SEGULA MATRA AUTOMOTIVE | COURBEVOIE | 250.8 M€ |
| 14 | DAVIDSON CONSULTING | BOULOGNE-BILLANCOURT | 239.8 M€ |
| 15 | MOONGY | BOULOGNE-BILLANCOURT | 233.2 M€ |
| 16 | ALTITUDE INFRASTRUCTURE EXPLOITATION | COURBEVOIE | 217.2 M€ |
| 17 | EXTIA | SEVRES | 193.4 M€ |
| 18 | GEODIS CL GEOPARTS | LEVALLOIS-PERRET | 145.8 M€ |
| 19 | SUEZ INTERNATIONAL | PUTEAUX | 138.9 M€ |
| 20 | VULCAIN SERVICES | NEUILLY-SUR-SEINE | 138.7 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | BERI 21 | PARIS | 1.5 Mds€ |
| 2 | SYSTRA | PARIS | 1.1 Mds€ |
| 3 | VOLTALIA | PARIS | 495.2 M€ |
| 4 | SERVICES PETROLIERS SCHLUMBERGER | PARIS | 396.0 M€ |
| 5 | SYSTRA | PARIS | 273.3 M€ |
| 6 | SYSTRA FRANCE | PARIS | 273.3 M€ |
| 7 | NHOA | PARIS | 272.2 M€ |
| 8 | VOLTALIA | PARIS | 238.4 M€ |
| 9 | MERCURY ENGINEERING FRANCE | PARIS | 235.8 M€ |
| 10 | INGENIERIE DEVELOPPEMENT ENVIRONNEMENT CONSTRUCTION | PARIS | 232.5 M€ |
| 11 | DEFENSE CONSEIL INTERNATIONAL | PARIS | 230.1 M€ |
| 12 | QAIR INTERNATIONAL | PARIS | 180.7 M€ |
| 13 | FAURECIA CLARION ELECTRONICS EUROPE | PARIS | 144.3 M€ |
| 14 | AREP | PARIS | 122.5 M€ |
| 15 | TIRU | PARIS | 119.3 M€ |
| 16 | NEOEN | PARIS | 107.9 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | GAZTRANSPORT ET TECHNIGAZ | SAINT-REMY-LES-CHEVREUSE | 427.7 M€ |
| 2 | AKKODIS INGENIERIE PRODUIT SAS | GUYANCOURT | 239.8 M€ |
| 3 | INGENIERIE DIVISION VEHICULES UTILITAIRE | VILLIERS-SAINT-FREDERIC | 150.0 M€ |
| 4 | GINGER CEBTP | ELANCOURT | 132.6 M€ |
| 5 | PSA ID | POISSY | 126.5 M€ |
| 6 | LGM | VELIZY-VILLACOUBLAY | 123.2 M€ |
| 7 | BERTRANDT | VELIZY-VILLACOUBLAY | 108.3 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | ALTEN SUD OUEST | TOULOUSE | 263.3 M€ |
| 2 | AIRBUS PROTECT | BLAGNAC | 191.7 M€ |
| 3 | MI-GSO | TOULOUSE | 138.2 M€ |
| 4 | SAFRAN ENGINEERING SERVICES | BLAGNAC | 134.3 M€ |
| 5 | DERICHEBOURG AERONAUTICS SERVICES FRANCE | BLAGNAC | 114.9 M€ |
| 6 | COLLECTE LOCALISATION SATELLITES | RAMONVILLE-SAINT-AGNE | 105.2 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | EGIS RAIL | LYON | 257.1 M€ |
| 2 | A.P.R.C. | LYON | 168.6 M€ |
| 3 | AKKODIS HIGH TECH SAS | VILLEURBANNE | 148.7 M€ |
| 4 | EKIUM | LYON | 144.0 M€ |
| 5 | RHON'TELECOM | SAINT-PRIEST | 128.9 M€ |
| 6 | EGIS VILLES ET TRANSPORTS | LYON | 112.3 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | TECHNIQUE ENERGIE ATOMIQUE - TECHNICATOME | VILLIERS-LE-BACLE | 551.0 M€ |
| 2 | WESTINGHOUSE ELECTRIQUE FRANCE SAS | VILLEJUST | 233.7 M€ |
| 3 | CGG SERVICES SAS | MASSY | 118.2 M€ |
| 4 | EVOLIUM SAS | MASSY | 111.7 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | VALEO COMFORT AND DRIVING ASSISTANCE | CRETEIL | 424.0 M€ |
| 2 | SYNOPSYS EMULATION AND VERIFICATION | RUNGIS | 206.2 M€ |
| 3 | OTV | SAINT-MAURICE | 205.6 M€ |
| 4 | SOCIETE INTERNATIONALE DE DESSALEMENT | SAINT-MAURICE | 134.8 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | GSE | AVIGNON | 1.0 Mds€ |
| 2 | GSE | AVIGNON | 506.1 M€ |
| 3 | Q ENERGY FRANCE | AVIGNON | 120.9 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | ARTELIA | SAINT-OUEN-SUR-SEINE | 465.9 M€ |
| 2 | MASTERIS | SAINT-DENIS | 361.4 M€ |
| 3 | TRACTEBEL ENGINEERING | SAINT-OUEN-SUR-SEINE | 118.0 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | KT KINETICS TECHNOLOGY S.P.A. | - | 617.0 M€ |
| 2 | HASKONING DHV NEDERLAND B.V. | - | 568.1 M€ |
| 3 | ITALFERR S.P.A. | - | 378.3 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | ONET TECHNOLOGIES TI | MARSEILLE | 129.2 M€ |
| 2 | ONET TECHNOLOGIES CN | MARSEILLE | 115.7 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | CAP INGELEC | MERIGNAC | 234.4 M€ |
| 2 | VALOREM | BEGLES | 183.7 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | URBASOLAR | MONTPELLIER | 180.9 M€ |
| 2 | ARKOLIA ENERGIES | MAUGUIO | 150.0 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | AVANTIS ENGINEERING | GRASSE | 32.6 Mds€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | SAVOYE | LONGVIC | 159.3 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | OC'VIA | NIMES | 112.3 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | RIO TINTO ALUMINIUM PECHINEY | VOREPPE | 649.5 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | ANTEA FRANCE | OLIVET | 102.0 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | LM WIND POWER BLADES (FRANCE) | CHERBOURG-EN-COTENTIN | 136.9 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | EIFFAGE RAIL EXPRESS | SAINT-BERTHEVIN | 131.9 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | FIVES FCB | VILLENEUVE-D'ASCQ | 146.2 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | C G 2 I | HERMIES | 94.2 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | SOLUTIONS 30 ENERGIES | PERPIGNAN | 106.6 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | METSO FRANCE SAS | MACON | 160.1 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | ARTELIA INDUSTRIE | LE HAVRE | 104.0 M€ |
| # | Company | City | Revenue |
|---|---|---|---|
| 1 | H2AIR PX | AMIENS | 140.4 M€ |
The sector Ingénierie, études techniques (NAF code 71.12B) has 20 264 active companies in France (source INSEE SIRENE), of which 20 264 publish their annual accounts (source INPI). The statistics presented here are based on companies that publish their accounts.
The median revenue of companies in the sector Ingénierie, études techniques is 663 k€ (data from 2025). This means that half of the companies in the sector have lower revenue, and the other half have higher revenue.
The main companies in the sector Ingénierie, études techniques by revenue are : AVANTIS ENGINEERING (32.6 Mds€), TECHNIP ENERGIES FRANCE (2.7 Mds€), BERI 21 (1.5 Mds€), TOTALENERGIES ONETECH (1.4 Mds€), SYSTRA (1.1 Mds€). See the table above for the complete ranking.
The sector Ingénierie, études techniques shows a median net income positive of 46 k€, which indicates overall healthy profitability.