Uwch Dîm Arwain (UDA) / Senior Leadership  Team (SLT)
Mrs E Jones - Pennaeth/Headteacher
Mrs A Williams -Dirprwy Bennaeth/Deputy Headteacher
Mr O James - Pennaeth Cynorthwyol/Assistant Headteacher (DSP)
Miss N F Jones - Pennaeth Cynorthwyol/Assistant Headteacher
Miss S Jenkins -Pennaeth Cynorthwyol/Assistant Headteacher 
Mr R Owen - Rheolwr Busnes Ysgol/School Business Manager 


Tîm Lles / Wellbeing Team
Arweinwyr Lles a Chynnyd/Wellbeing and Progress Leads 
Mrs R Chadwick (ALENCo)
Miss S Jenkins Chweched Dosbarth
Miss A  Scourfield (Bl 11 / Yr 11)
Mr G Davies (Bl 10 / Yr 10)
Mr M Hermann (Bl 9 / Yr 9)
Mr O James (Bl 8 / Yr 8)
Miss A Lewis  (Bl7 / Yr 7)
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Celfyddydau Mynegiannol / Expressive Arts
Mrs B Cuddihy (Arweinydd Maes / Area Leader)
Mrs B Lewis (Arweinydd yr Adran Gerddoriaeth /Music Department Leader)
Mrs C Jones (Arweinydd yr Adran Drama / Drama Department Leader)
​Miss M Phillips 
 Instagram: @celfyddyau_gic

Iechyd a Lles / Health and Wellbeing
Mrs E Hopkins(Arweinydd Maes / Area Leader)
Mr G Davies 
Mrs N Hughes
Mrs R Chadwick
Mr H Evans
Miss L Harris
Mr T Evans 
  Instagram: @miss_hux1 
 
Dyniaethau / Humanities
Mrs N M Jones (Arweinydd Maes / Area Leader)
Miss S Jenkins (Arweinydd yr Adran Astudiaeth Grefyddol / RE Department Leader)
Miss A Lewis (Arweinydd yr Adran Hanes / History Department Leader)
Mrs A Evans
Mr G Powell 
Mr M Herman 
  Instagram: @dyniaethau_gic 


Ieithoedd, Llythrennedd a Chyfathrebu / Languages, Literacy and Communication
Miss R Hamer (Arweinydd Maes / Area Leader)
Miss N Jones (Arweinydd Adran y Gymraeg / Welsh Department Leader)
Miss B Goldsmith
Ms E Williams 
Mrs Rh England 
Mr T Evans 
Mr M Ward
 Instagram: @cymraaeggwentiscoed
Miss Ff Davies  (Arweinydd yr Adran Saesneg / English Department Leader)
Mr O James  
Miss A Lewis 
​Miss Ff Edmunds
  Instagram: @saesneggwentis
Miss R Hamer  (Arweinydd yr Adran Ieithoeddd Modern / MFL Department Leader)
Mrs Rh England 
Mrs A Williams
Miss A Scourfield
Instagram: @ieithoeddrhyngwladolgic 

Gwyddoniaeth a Thechnoleg / Science and Technology
Mr D Jones (Arweinydd Maes / Area Leader)
Mr M Ap Tomos 
Mr H Evans (Arweinydd yr Adran Ffiseg / Physics Department Leader)
Mr B Corbett (Arweinydd yr Adran Cemeg / Chemistry Department Leader)
Miss L Scott
Mr Rh Lake (Arweinydd yr Adran TGCH / ICT Department Leader)
Mrs N Hughes 
   Instagram: @gwyddatech_gic

Mathemateg a Rhifedd / Mathematics and Numeracy
Mr M Davies (Arweinydd Maes / Area Leader)
Mr Y James
Mr A Price
Miss L Scott

Tîm Cefnogi Dysgu / Learning Support Staff
Mr A Lavelle
​Miss A Henson
  Instagram: @adranADYGIC
 
Timau Cymorth Busnes/Gweinyddol/Business/Admin/Operations Support Teams
Mr R Owen - Rheolwr Busnes Ysgol/School Business Manager 
Mrs R Morgan - Swyddog Data/School Support - Data 
​Miss I Elliott - Swyddog Arholiadau/School Support Officer - Exams
Miss J Smith - Swyddog Presenoldeb a Chyllid/School Support Officer - Attendance and Finance
Mrs G Kay - Rheolwr Arlwyo/Catering Manager (Chartwells)
Mr A Kattar - Technegydd TG/SRS - IT Technician (SRS)
Mr D Sims - Tîm Safle/Site Team
Mrs D Tamenaite - Technegydd Adran/Department Technician