Completed Projects

SIAN has delivered HVAC, refrigeration, and infrastructure services across a wide range of public and private sector environments, including hospitals, municipal buildings, retail developments, and industrial facilities. Project scopes have included new system installations, energy upgrades, retrofits, and performance improvements often completed in live, operational settings.

All projects are delivered in full compliance with applicable safety, technical, and procurement standards, supported by internal controls that ensure quality assurance, subcontractor oversight, and site-level coordination.

Key clients include:

  • Department of Public Works
  • Department of Health
  • eThekwini Municipality
  • PEM Construction CC
  • Zatari – Engineering and Advisory
  • SMEC South Africa
  • City of Cape Town – Department of Public Works and Infrastructure

Current Projects

Client:
Department of Public Works, Western Cape.

Project Scope:

  1. 36-month contract for the service, repairs and maintenance to industrial catering / laundry and associated equipment, Area 1.
  2. 36 months contract for repairs, service and maintenance to pumps and associated equipment.

Project:
Supply, Installation, Commissioning, and Servicing of Unitary Air-Conditioning Units (CSA 3238).

Client:
eThekwini Municipality

Scope:
36-month contract for HVAC services in municipal buildings.

Project:
Ammonia Refrigeration Plant
Maintenance Contract (CSA 3239).

Client:
WARD 32 – Bulk Sale Market

Scope:
36-month contract covering the comprehensive maintenance,
servicing and repairs of large-scale refrigeration infrastructure. This includes ammonia and Freon systems comprising compressors, evaporative condensers, ripening and cold storage rooms, chilled water air handling units, and an ice dam facility.

Project:
Repairs, Servicing, and Maintenance of Air Conditioning Split Units (DBN 21/07/05 (4)).

Client:
Illembe District

Scope:
36-month contract for repairs, servicing, and maintenance of air conditioning units across all public works buildings in the Illembe region.

Completed Building Projects

Project:
The restoration of Vandalised Infrastructure at PRASA Stations, including Pinetown, Sarnia, Glen Park, Mosely, and Northdene, within the Old Mainline Corridors, KwaZulu-Natal Region.

Client: PRASA

Scope:

  • Repairs and upgrades to the ticket offices, platforms, lighting, and signage.
  • Asbestos removal and improvements to water and sewerage systems.
  • Installation of electrical supply and refurbishment of HVAC systems.
  • Parking area refurbishment and general building works, including earthworks, concrete, masonry, carpentry, flooring, roofing, glazing, plastering, tiling, plumbing, and electrical services

Project:
Construction of Retaining Boundary Wall (CSA 3119).

Client:
eThekwini Municipality

Scope:
Construction of a 70-meter retaining wall at Chatsworth Fire Station.

Project:
Installation of Parkhomes, Heat Pumps, Geysers,
and JoJo Tanks.

Client:
eThekwini Municipality

Scope:
Installation of parkhomes, heat pumps, geysers, and JoJo tanks at various depots across KwaZulu-Natal.

Completed HVAC and Refrigeration Projects

Project:
Replacement of Chiller and Pumps.

Client:
Mahatma Gandhi Hospital, Department of Health

Scope:
Replacement of a 900-kW chiller, 16.5 kW condenser pump, and 5.5 kW chilled water pump; servicing of two cooling towers; and repairs to various fan coil units.

Project:
Energy Efficiency Demand Side Management
Framework Contract.

Client:
eThekwini Municipality

Scope:
Supply, installation, and maintenance of HVAC systems, LED lighting, PV solar systems, and hot water systems within municipal buildings.

Project:
Installation of Chilled Fan Coil Units.

Client:
eThekwini Municipality

Scope:
Supply, installation, and commissioning of high-performance fan coil units.

Project:
Replacement of Compressor for 900 kW Chiller.

Client:
eThekwini Municipality: City Engineer’s main plant room

Scope:
Removal of compressor, installation of new unit, and full system commissioning.

Project:
Installation of 560 kW Carrier Chiller.

Client:
eThekwini Municipality

Scope:
Supply, installation, and commissioning of chiller.

Project:
Repairs to Ammonia Refrigeration Equipment.

Client:
eThekwini Municipality

Scope:
Repairs to ammonia refrigeration equipment at
Clairwood Market, including the replacement of
cooling towers, suction and liquid line headers,
ammonia valves, liquid ammonia vessels, ammonia liquid pumps, and related equipment.

Project:
Design and Installation of HVAC Systems.

Client:
University of KwaZulu-Natal

Scope:
Design, supply, and installation of BAC closed circuit cooling tower and Trane chiller at Doris Duke Medical Research Institute. This included decommissioning and removal of existing Trane chiller and condenser water pump, refurbishment of water piping, and installation of electrical controls and all pipework. The project also encompassed testing and commissioning of the systems.

Project:
Refurbishment of Rooftop Packaged Units.

Client:
eThekwini Municipality

Scope:
Inspection, repair, component replacement, and
system upgrades.

Project:
DVM Installation.

Client:
eThekwini Municipality

Scope:
Installation of DVM at the Phoenix Wastewater Treatment Plant.

Project:
Installation of HVAC Units.

Client:
Randwater

Scope:
Installation of HVAC units at Zuikerbosch Water Treatment, Randwater Panfontein, and Vereeniging Pumping Station.

Project:
Refrigeration Plant Maintenance Service and Repairs.

Client:
Durban Bulk Sales Market

Scope:
Maintenance service and repairs for
8 ammonia compressors,
4 evaporative condensers,
39 ripening cold rooms,
22 cold storage cold rooms,
28 Freon cold rooms,
28 ammonia chill water air handling units,
and 1 ice dam.

Project:
Supply, Delivery, and Installation of Mid-Wall
Air Conditioning Units.

Client:
eThekwini Municipality

Scope:
36-month contract for the supply, delivery, and
installation of mid-wall air conditioning units.

Project:
Supply, Delivery, and Installation of Cassette
Air Conditioning Units.

Client:
eThekwini Municipality

Scope:
36-month contract for the supply, delivery, and
installation of cassette air conditioning units.

Project:
Repair of Ducted Air Handling Units (MMS 0804).

Client:
eThekwini Municipality, Community and Emergency Services Cluster

Scope:
Repairing ducted air handling units at Moses Mabhida Stadium.

Project:
HVAC Installation and Maintenance Contract.

Client:
Standard Wholesale Meats

Scope:
Design, supply, and installation of HVAC systems as well as maintenance and repair of walk-in freezers.

Project:
HVAC Maintenance, Service, Repairs, and Installation.

Client:
eThekwini Municipality

Scope:
Maintenance, service, repairs, and installation of HVAC systems across all Sizakala buildings.