Geological Services · Wellsite Geology: • Wellsite Geologist works in conjunction with logging and steering team • Client Liaison and decision maker between onsite team and Operations

Geological Services

Business Center Model: Day and night shift work out of operator office/facility• Afour-personteamworkinga14on/offrotation• Workinconjunctionwithdirectionalteamsthatworkinthe

sameoffice24/7• Idealforhigh-speedbasinswithmultipletargetrevisionsand

extensiveonsitecommunications

In-House Model: Day shift works out of operator office (M-F) and night shift works remotely• Afour-personteamworkinga14on/offrotation

• Greatforclientswhowantteammemberstobeinvolvedwithotherhigh-endsoftware

Geosteering

Dedicated Remote Model: Team works purely remote• Moreeconomical,yetretainingteam/clientexclusivity

• Three-personteamworkinga14/7on/offrotation

Remote Model: Team works purely remote• Evenmoreeconomical,clientsshareateamwithotherclients(typically)

• Three-personteamworkinga14/7on/offrotation

The Core of Terra Guidance’s Geosteering service:• Developandestablishasolidrelationshipwiththeoperatorgeologyteam

• Organizepre-spudmeetingstoenhancesteeringobjectives

• Assistwithacreageanalysis,lookbacksandlessonslearned,presentfindingswithPadReports

• Everyteamhasthesupportofeveryotherteam(Alpha,Bravo,Charlie,Echo,Foxtrot).IfTeam1hasadifficultcorrelationorpoweroutage,Teams2-4areinplacetoassist

• TGInfrastructureispreparedforanycircumstance

Hybrid In-Office Model: TG day shift visits client office M-Th phasing to less frequent office visits over time• Afour-personteamworkinga14on/offrotation

• Excellentforteamswhoarehighlyintegratedwiththeclientgeologicalteam,butallowsforremoteworkwhenthingsaregoingasexpected

Horizontal Resteer Analysis:TerraGuidance’sHorizontalAnalysisworkflowprovidesoperatorswithpetrophysicalpropertiesalongthelateralswithoutthetimeandexpenseofrunningopen-holelogs.Theanalysisprovidesdetailedwellboregeometryaboutthetargetedinterval.Theseanalysescanbeutilizedforwellplanning,targetrefinement,planningcompletions,reservoircharacterization,andperformancereviewtoreducecostsandincreaseEUR.

Auxiliary and Growth

Deliverables include:• Resteerwithanassociatedprojectfile

• Petrophysicalpropertiesperstageor100’intervals

• WellboreGeometriesforentirelateralandbrokenintostages/intervals

• SpotfireProjectanddatabase

• PseudoPetrophysicallogdatafile

Operator Consultant Geologist:OpsGeowithin-houseserviceprovidedinconjunctionwithTGGeosteeringservices.AvailableTGGeologistshave5-15yearsofexperienceworkingforvarious-sizedE&Pcompaniesandareresponsibleforawiderangeofoperationalresponsibilities.

8-hr office service 24-hr On-call service

ServicesincludegeosteeringalongsideTGgeosteeringspecialists,attendingoperationsmeetings,assistingwithupdatingmaps,generatingwellplansforupcomingwells,resteeringpriorwellsnearupcomingwells,andnightandweekendcalls.TheTGopsgeoisresponsiblefordecisionsregardingthewellborepositionwithguidancefromtheoperatorgeo.

Operator Geosteering Training: Theobjectiveofthisprogramistoworkcloselywiththetraineetosignificantlyincreasetheirknowledgeandproficiencyingeosteeringusingcutting-edgegeosteeringtechniquesandprocesses.Attheendofthisprogram,thetraineewillbeabletosuccessfullygeosteerwellsinadefinedbasinandmastertheprocessandphilosophybehindthework.

Belowisasyllabusdetailingthetrainingprocess.Thephasesareintendedtosystematicallywalkthetraineethroughthelessonsinsequence,eachbuildingonthenext,andfinishwithreal-timegeosteeringscenariosfollowinganactivewell.

Summarized and Simplified Geosteering Training SyllabusPhase 1:

• Data,Tools,andConcepts

• Module1:GeologicData

• Module2:EngineeringData

Phase 2:

• GeosteeringWorkflowUtilizingSoftwareandDatatoCreateaSubsurfaceProfile

Phase 3:

• Real-timeShadowSteering

Planning Geology and OpsTerraGuidancestaffisexperiencedinpermitting,geology,anddrillingoperations.Wecanassistinallfacetsofplanning.

Geology PrognosisAsdrillingprogresses,contoursandgridsareadjustedinconjunctionwiththeoperatororalonetomakeimmediateadjustmentstocurrentorupcomingplans.Thiscreatesacombineddecisionenvironmentthatensureseveryoneisonthesamepageandcanaccessinformationtomaketimelydecisions.Wemakesuggestions.Youmakethedecisions.Wewillthenmakeithappen.

Directional Planning TerraGuidancecanfreeupdirectionalcompaniestofocusonPvAandBHAperformance.OutsidevendorplanningcreatesanenvironmentofmultipleQCpointsandlimitedpointsofdatainputwhereerrorscanoccur.Thesemultiplepointsofplanningresultininformationcirculatinginanonlinearfashionamongmultipleindividualsanddepartments.TGprovidesanalternative.Westriveforafocusedpictureofallplansinoneplace,notdispersedamongmultipledirectionalvendors.TerraGuidanceoperateswiththeattitudethatthesewellsarenotjustone-offprojectscomingdownaconveyorbelt.

Resteers

Mostcompaniesactivelysteeringbeginwithanin-zonebias.Asadevelopmentareamaturesandmorecontroloftheprojectisestablished,whatwasconfidentlyin-zonecanbecomeoutofthezone.Justlikeseismic,increasinginterpretationaccuracywithadditionalcontrolyieldsamoreaccuratestratigraphicposition.TerraGuidanceoffersobjectiveinterpretationofdatawithaccuracybeingtheonlygoal.

TerraGuidanceOnsiteGeologyservicesarebuiltaroundacultureofthepeopledoingthejobthatmatters.Ourfieldstaffconsistsofbachelor’sormaster’sdegreegeologistswithvaryingamountsoffieldexperience.Theyworkin3-personrotationsdedicatedtoonerigline.Wedonotbelieveinleadsandsecondsordayandnighthands.Webelieveourteamsneedtoworktogetherasagrouptoachievethegoalsoftheproject.

Withallourservices,weprovidedetailedandon-timereporting,customizedtoclientpreferencesindetailandfrequency.WealsoprovideanEndofWellReportthatincludesadetailedbreakdownofthewellfromstarttofinishaswellasanysignificantsamplepicturesorinformationthatisn’tnormallydenotedonthemudlog.

Onsite Services

The Core of Terra Guidance’s Onsite Service:• Pre-spudmeetingstoreviewwellobjectiveswithoperator

geologyteam.

• Promotesafetyandengagementonlocationbyattendingsafetymeetings.

• OnsitegeologistshavethesupportoftheTGRemoteteams.

• Operationalsupport24/7365

• Superiorcuttingsanalysisanddescription.

• Multiplebasinexperience.

• DegreedandexperiencedGeologists

Mudlogging:• 3-personGeologistteamworkinga20/10on/off

rotationwith24-hourrigcoverage

• SampleinterpretationcompiledintoamudlogusingTlogsoftware

• MultiplebasinexperienceallowsourGeologiststounderstandandseemoregeologicnuisances

Onsite Geosteering:• 3-personGeologistteamworkinga20/10on/off

rotationwith24-hourrigcoverage

• InterpretationofwellborelocationusinggammaraydatainSESorStarSteer

• Capableofmakingquickcallstosteeryourwellandkeepitinzoneduringfastdrilling.

• Experiencewith100%controlofthewellboreduringdrilling.

Wellsite Geology:• WellsiteGeologistworksinconjunctionwith

loggingandsteeringteam

• ClientLiaisonanddecisionmakerbetweenonsiteteamandOperationsGeologist

• Helppickcorepoints,landingzones,casingpointsanythingyouneedsomeonlocationtofacilitate

Additional Services:• Samplecatchers

• ISOTubes/Jars

• Massspectrometry

• RemoteGasLogging