Small Plumbing Contractor Tenders in Gauteng

Johannesburg Water invites bids for the construction of a guardhouse at the Northern Works Liquor Treatment Plant. This Request for Quotation is aimed at contractors capable of delivering a complete building with associated site works, electrical, and plumbing installations. The tender is subject to the Preferential Procurement Policy Framework Act and will be evaluated on an 80/20 scoring system.

This tender, issued by Johannesburg Water, seeks bids for the construction and renewal of water infrastructure in Greater Orange Farm Phase 3A. It is targeted at contractors with CIDB grading 8CE or higher, and requires attendance at a compulsory briefing session.

The South African National Energy Development Institute (SANEDI) invites proposals for a turnkey office refurbishment and fit-out project at Upper Grayston Office Park, Block B, Sandton. The scope includes design development, construction, procurement, installation, testing, and handover of a modern, compliant office environment, with completion expected by 30 November 2026.

Johannesburg Water is seeking qualified contractors to upgrade and renew water infrastructure in the Greater Orange Farm Phase 3D area. This is an open tender requiring CIDB grading of 8CE or higher, with a compulsory briefing session scheduled before the closing date. Bidders must submit complete, neatly bound proposals in sealed envelopes by 10 August 2026.

This tender is for the refurbishment and repair of the Van Wyksrust Sewer Pump Station at the Olifantsvlei Wastewater Treatment Works, as part of an infrastructure renewal plan. It is issued by Johannesburg Water and targets contractors with specialised construction capabilities. The project requires a CIDB 9CE grading.

This tender is for the infrastructure renewal, refurbishment, and repair of the Van Wyksrust Sewer Pump Station at the Olifantsvlei Wastewater Treatment Works. It is issued by Johannesburg Water and is intended for contractors with a CIDB 9CE grading.

Midvaal Local Municipality seeks a panel of contractors (CIDB 2CE or higher) for refurbishment, repairs, and maintenance of reservoirs on an as-and-when-required basis until 30 June 2029. Compulsory briefing session required. Open tender process.

The City of Johannesburg seeks a panel of contractors for road resurfacing across all regions on an as-needed basis over three years. Applicants must have a CIDB grading of 7SB or higher. Compulsory briefing session required.

Johannesburg Water invites tenders for business support to maintain its Human Resources SAP Payroll and Information System over a 36-month period. This tender is aimed at service providers with expertise in SAP system maintenance and support. The contract involves providing ongoing business support to ensure the system's operational continuity.

PRASA's Gauteng Region (SGR) invites quotations for an as-and-when contract to supply and deliver portable drinking water using water tankers. The RFQ closes on 23 July 2026 at 12:00 PM and will be evaluated in three stages: mandatory compliance, technical functionality (minimum 60% threshold), and price/specific goals using an 80/20 preference point system. Bidders must meet strict water quality (SANS 241), personnel, vehicle, and documentation requirements.

Johannesburg Water invites contractors to supply, repair, and replace doors, door frames, locks, windows, burglar doors, ceilings, and to perform painting and waterproofing work. This Request for Quotation is for general building maintenance and refurbishment services at Johannesburg Water facilities. The tender is open to contractors who meet the specified technical and compliance requirements.

Johannesburg Water invites qualified electrical contractors to locate, repair, and test 11kV underground cables at the Driefontein Wastewater Treatment Works. Bidders must attend a compulsory site briefing, hold a minimum CIDB 1 EP grading, valid electrical contractor registration, and demonstrate relevant experience and equipment ownership. Quotations will be evaluated on an 80/20 price/preference points system and must be submitted via the e‑tender portal by 29 July 2026.

This is a three-year, as-and-when-required contract for the maintenance and refurbishment of Eskom's low-voltage (LV) distribution network across all sites in the Gauteng cluster. It is aimed at contractors capable of providing reactive and planned services under the NEC3 Term Service Contract framework. The contract is structured as a priced contract with a price list, with work issued via Task Orders.

This is a Request for Quotation from Rand Water for the construction of a steel shelter for a new back-up generator at their Head Office in Johannesburg. The tender is aimed at contractors specializing in structural steelwork and specialized construction. Bidders must provide returnable documents and adhere to the specified technical drawings and material requirements.

The Agricultural Research Council (ARC) is issuing a Request for Information (RFI) to gather market insights for the refurbishment of an office building and laboratories at its Onderstepoort Veterinary Research (OVR-TAD) campus. The RFI seeks input from experienced contractors on methodologies, capabilities, timelines, and budget considerations to inform a future formal tender process.

Johannesburg Water is inviting bids for the supply, delivery, installation, servicing, and onsite training of advanced pressure management equipment and monitoring systems on an as-and-when-required basis for 36 months. This tender is open to suppliers with experience in water infrastructure pressure management solutions and related monitoring technologies.

Johannesburg Water is inviting bids for the upgrading and replacement of water and sewer pipelines along De Villiers Street in the Johannesburg innercity. This is a specialised construction project requiring contractors with CIDB grading of 7CE or higher. A compulsory briefing session will be held before the closing date, and all submissions must comply with the specified submission requirements.

This tender, issued by the National Transmission Company South Africa (NTCSA), invites bids for the upgrade of the Simmerpan Complex DC Workshop and Battery Room. It targets suppliers with multidiscipline experience in electrical, mechanical, and HVAC systems, requiring compliance with NEC3 ECC3 standards and mandatory technical criteria.

The South African Weather Service invites bids for the supply, delivery, and installation of aluminium doors at the Irene Weather Office in Gauteng. This Request for Quotation (RFQ 3822b/26) is open to compliant suppliers with a focus on B-BBEE and tax compliance, and requires electronic submission by 21 July 2026.