Ranjith Kathriarachchi

Key Skills


  • System designs/Heat Load Calculations
  • Deatiled drawings
  • Preparation of specifications and BOQs
  • Contract Engineering in Building Services
  • Pre-contract and post contract management
  • Testing commisioning and balancing

Academic Qualifications:        

M.Sc Mech. Eng. USSR 1981

Specialized in Refrigeration, Compression Machines, Air Conditioning and Installations.


Professional Status                      



Professional Training

Diploma in Basic System Design Course    conducted by “Carrier” International

Corporation in Singapore. Trained in “Carrier”E-20 computer integrated system designs.


Professional Experience

Designing, preparation of specifications, bills of quantities, estimates, drawings, handling of pre and post contract management, claim analysis, testing and commissioning of HVAC systems of major building projects in Srilanka.


Employment History


1997-2010 Freelance consultant Engineer designed following MVAC systems

  •  McDonald’s Restaurant at Galle face –Being done
  • Glaxo Tablet Compression Factory-Being done
  • Aesthetic faculty of Colombo University-56TR
  •  McDonald’s Restaurant at Kotahena -50TR
  •  Blue Oceanic Beach Hotel ,Negombo -360 TR-Being done
  •  Seashell Hotel ,Negombo-180TR –Being done
  •  BIA Air Port with Design Group Five-5 – 3600 TR
  •  MVAC system for Korea-Srilanka Friendship Hospital, Matara -100TR.
  •  MVAC system for Kandy City Office & Shopping Complex, Kandy -1300 TR
  •  MVAC system for Police Welfare Center Building Colombo- 300 TR          
  •  MVAC system for Kandy Court, Kandy -130 TR
  •  MVAC system for International Buddhist Education Auditorium, -180 TR
  •  MVAC system for Maldives High Commissioner’s Office, Colombo- 100TR
  •  MVAC system for Premier Pacific Mixed development Building, Colombo- 4         
  • MVAC system for 34 storied Comany Tower Building Colombo - 2400TR
  • MVAC system for Operation Theater, Police Hospital-25TR
  • Ananda  College Swimming Pool- 25m long(Training Pool Hydronic System)
  • MVAC system for Roshen Hotel Kataragama 50 beds - 100TR        
  • MVAC system for Garment Factory of Ceylon Knit Trend Ltd-250TR
  • Central Kitchen Exhaust System for Millennium Development (Pvt.) Limited
  • MVAC system for Sports Medicine Unit- 60TR
  • MVAC system for Uva Provincial Council Building -100 TR
  • MVAC system for Uni Levers Headquarter Building - 100TR
  • Central Kitchen Exhaust System for Ceylon Cricket Club Restaurant
  • MVAC system for McDonald’s restaurant at Ragagiriya
  • MVAC system for McDonald’s restaurant at  Nugegoda
  •  Ventilation system for Yatitantota transmission station
  • Ventilation system for Haputhale transmission station
  • MVAC National Olympic committee building-60TR
  • VRV Air conditioning system for Police Academy building at Attidiya-250TR


1991-1997Senior Design Engineer, Design Group Five. International (Pvt.) Ltd



  • MVAC system for Mc Donald’s Restaurant,Kolpity.-60 TR
  • MVAC system for Abans Office Complex-180TR
  • MVAC system for Heyles Office Complex-270TR
  • MVAC system for Majestic City shoppingComplex-400TR
  • MVAC system in Association with Ove Arup & Partners UK for VANIK Building-1800TR
  • MVAC system for KFC Restaurant-45TR
  • MVAC system for DHL office Building-400TR
  • MVAC system for Red Cross Building-60TR
  • MVAC system for Regal City Shopping Complex-400TR


1989-1991Free Lance Consultant Engineer