2019 New ALLIANCE Schlumberger members
| Name | Schlumberger Company | Nationality |
| John Hunka | Wireline | USA |
| Michel Galbrun | Flopetrol | France |
| Gary Carter | Reda | USA |
| Edwin Galeos | Wireline | Philippines |
| Peter de Krey | Wireline | Netherlands |
| Steven Low | Wireline | Canada |
| Tatsuki Endo | Wireline | Japan |
| Larry White | Wireline | USA |
| Nigel Legget | Flopetrol | UK |
| Jim Edgson | Wireline | Canada |
| Antonio Torre | Wireline | Argentina |
| Christian Romano | Flopetrol | France |
| Emmanuel Therond | Dowell Schlumberger | France |
| Francis Dzata | Wireline | Ghana |
| Samir Seth | Dowell Schlumberger | India |
| Ahok Srivastava | Wireline | India |
| Philip Wratt | Oilfield Services | New Zealand |
| Alan Aitchison | IPM | UK |
| Jamal Zakaraia | Dowell Schlumberger | UK |
| Robert Ramsey | Dowell Schlumberger | USA |
| Steve Richards | Wireline | USA |
| Philippe Audemard | Oilfield Services | France |
| Kjell Breivikas | Geco Prakla | Norway |
| Ian Clark | Wireline | UK |
| Vasu Guruswamy | Geoquest | UK |
| Jan Johannnson | Wireline | Sweden |
| Johan Murison | Wireline | UK |
| Frank Aloisio | Wireline | USA |
| Daniel Codazzi | Drilling & Measurement | France |
| Yu Ng | Wireline | UK |
| Kurt Eiderson | Flopetrol | Norway |
| Arnel Molina | Drilling & Measurement | Philippines |
| Thomas Fraser | Wireline | UK |
| Philip Mackey | Wireline | Australia |
| Pascal Sixdenier | Testing | France |
| Halfdan Hansen | Wireline | New Zealand |
| Timothy Adams | Wireline | USA |
| Stephen Fremgen | Wireline | USA |
| Indro Lawu | Wireline | Canada |
| Paul Masseboeuf | Dowell Schlumberger | France |
| Morten Lamoey | Geco Prakla | Norway |
| James Malone | Wireline | USA |
| Joseph Miller | Dowell Schlumberger | Malta |
| Alan Christie | Flopetrol | UK |
| Philippe Maestrati | Wireline | France |
| Farooq Qureshi | Oilfield Services | UK |
| Serge Brun | Geoquest | France |
| Ahmed Aboulfotouh | Wireline | Egypt |
| Gregory Hogan | Wireline | Australia |
| David C Turner | Drilling & Measurement | UK |
| Donald Park | Drilling & Measurement | UK |
| Michael Aw | Wireline | Malaysia |
| Roy van der Sluis | Wireline | Canada |
| Paul Calmes | Oilfield Services | USA |
| Milton Soppit | Dowell Schlumberger | Canada |
| Khaled Reda | Drilling & Measurement | Egypt |
| Richard Black | Wireline | USA |
| Philippe Ghez | Flopetrol | France |
| William Morrice | Drilling & Measurement | UK |
| Simon Conroy-Hargrave | Drilling & Measurement | UK |
| Robert Gill | Testing | UK |
| Luis Mesa | Dowell Schlumberger | Colombia |
| Jallel Bendjaballah | Wireline | Algeria |
| Charles Martin | Wireline | USA |
| David Clark | Wireline | UK |
| David Brandvold | Wireline | USA |
| Stephen Pride | Wireline | UK |
| Paul Rawlings | Wireline | USA |
| Luc Laverdiere | Wireline | Canada |
| Tore Moe | Wireline | Norway |
| Hitoshi Mikada | Schlumberger Limited | Japan |
| Paul Able | Geco Prakla | USA |
| Neil Wi | Wireline | UK |
| Philip Roseberg | Wireline | UK |
| Jahn Hauge | Dowell Schlumberger | Norway |
| Steve Bissonnette | Dowell Schlumberger | USA |
| Edward Pearce | Wireline | USA |
| Anthony Spinelli | Wireline | Canada |
| Mark Puckett | Wireline | USA |
| Peter Werner | Wireline | Canada |
| Kevin Shackleton | Wireline | UK |
| Rachel Kornberg | Oilfield Services | UK |
| Gregoire Sandre | EPS Clamart | France |
| Marta McClay | Wireline | USA |
| Cosan Ayan | Wireline | Turkey |
| Christopher Sleep | Wireline | UK |
| Joseph Castillo | Dowell Schlumberger | USA |
| Gregory Finn | Geoquest | USA |
| Suresh Sud | Wireline | India |
| Arie Vliegenthart | Wireline | Netherlands |
| Derek Searcy | Schlumberger Limited | Canada |
| Per Skaug | Wireline | Norway |
| Ahmed Tahoun | Wireline | Egypt |
| William Butler | Wireline | USA |
| Johannes van Kempen | Flopetrol | Netherlands |
| John Gaskell | Wireline | UK |
| Charles Smart | Wireline | USA |
| Jean Luc Briard | Flopetrol | France |
| Denis Bonifay | Drilling & Measurement | France |
| Sherif Badawy | Wireline | Germany |
| de Jong Paul | Flopetrol | Netherlands |
| Dan Podaru | Geoquest | Romania |
| Robert Bellavance | IPM | Canada |
| Bernard Le Dez | Dowell Schlumberger | France |
| James Jose | Oilfield Services | India |
| Jose Echeveste | Dowell Schlumberger | Mexico |
| David Leckie | Dowell Schlumberger | Canada |
| Paulus McGourty | Sedco Forex | USA |
| Marcus Rampazzo | Oilfield Services | Argentina |
| Jorge Garcia | Wireline | Colombia |
| Jaime Mendieta | Dowell Schlumberger | Colombia |
| Jorge Soliz | Wireline | Bolivia |
| Maria Valderrama | Wireline | USA |
| Angel Meso | Wireline | Venezuela |
| Juan Ceballos | Wireline | Colombia |
| Alberto Nicoletti | Wireline | Italy |
| Daniel Zinat | Wireline | France |
| Guillermo Peric | Wireline | Argentina |
| Alan Monsegue | Wireline | Argentina |
| Riyad Anabtawi | Wireline | Brazil |
| Carlos Calad | Wireline | Colombia |
| Gustavo Torres | Wireline | Venezuela |
| Antonio Paredes | Reda | Equador |
| David Harwood | Wireline | UK |
| Luis Crespo | Wireline | Spain |
| Jose Antonio Rodriguez | Oilfield Services | Mexico |
| Fernando Aguilar | Dowell Schlumberger | Colombia |
| Claude Baudoin | EPS Clamart | USA |
| Nadir Nery | Wireline | Venezuela |
| Phil Ward | Wireline | UK |
| Mark Enget | Flopetrol | USA |
| Bryan Collins | Drilling & Measurement | USA |
| Luz Elena Bermundez | Oilfield Services | Colombia |
| Jesus Sotomayor | Wireline | Mexico |
| Jorge Lopez-de-Cardenas | Wireline | Mexico |
| Oje Unuigboje | Wireline | Nigeria |
| Ricardo Niera | Wireline | Colombia |
| Emilio Azout | Schlumberger Limited | Colombia |
| Pedro Saldungaray | Dowell Schlumberger | Argentina |
| Russ Sagert | Geoquest | Canada |
| James Nutter | Anadrill | USA |
| George Browning | Dowell Schlumberger | UK |
| Jose Villela | Wireline | Mexico |
| David Christmas | Wireline | UK |
| Jaime Barriga | Wireline | Colombia |
| Erwin Muller | Wireline | Mexico |
| Arbil Boz | IPM | Turkey |
| Jean Baptiste Makosso | Testing | Congo |
| Ricardo Cuervo | Flopetrol | Venezuela |
| Mario Ardila | Wireline | Colombia |
| Jerome Maniere | Dowell Schlumberger | France |
| Andre Velarde Chainskaia | Wireline | Peru |
| Jose Vasquez | Wireline | Peru |
| Antonio Rodrigues | Wireline | Brazil |
| Norberto Palopoli | Wireline | Argentina |
| Aristides Orlandi | Wireline | Brazil |
| Paulus Iswanto | Wireline | Venezuela |
| Christian Fox | Western Geco | USA |
| Rajiv Kumaraswamy | Others | Sri Lanka |
| Alfredo Arambulo | Dowell Schlumberger | Venezuela |
| Michel Grasset | Dowell Schlumberger | France |
| David Cairns | Wireline | UK |
| Michel Remy | Geoquest | France |
| Xavier Peltier | Wireline | France |
| Marcelo Prillo | Wireline | Argentina |
| Yves Lemba | Drilling & Measurement | Cameroon |
| Iain McCourt | Anadrill | Australia |
| Peter Landmesser | Geoquest | Germany |
| Patrick Parno | Wireline | Canada |
| Cyril Analcio | Wireline | Trinidad and Tobago |
| Bob Kelly | Wireline | USA |