What Klapmuts Concrete does

Klapmuts Concrete is a privately held wet-cast concrete manufacturer based in Klapmuts, Western Cape, South Africa, founded over 30 years ago and operating from the same premises since inception. The company produces the Terraforce range of interlocking retaining and erosion-control blocks—manufacturing the widest catalog of Terraforce products globally, with 12 variants including the L11, L12, L13, and L18 retaining blocks, Terralite curve blocks, Terracrete permeable hard-lawn pavers, Terrafix erosion-control elements, and the Löffelstein and Waterlöffel dry-stack systems used for slope stabilization, noise barriers, riverbank protection, and coastal erosion defense.

The firm operates a hybrid B2B/B2C distribution model, selling blocks directly to the public for DIY landscaping while also supplying professional contractors and a captive channel partner, Cape Retaining Systems, which has been the sole downstream recipient of Terraforce, Löffelstein, and Terrace blocks for more than 12 years. A curated approved-contractor network—Decorton Retaining Systems (CIDB level 5C), Dassenberg Retaining Systems, and Terrafirma—handles installation and generates demand pull-through in Cape Town's suburbs. Klapmuts Concrete is BBBEE Level 4 certified and a member of the Concrete Manufacturers Association, having accumulated 8 regional awards, 8 national awards, and 5 Premier Trophies at the biennial CMA Awards (most recently the 2012 Sustainability Trophy).

Revenue is generated entirely from hardware sales of precast concrete products; pricing is not publicly disclosed and no AI, software, or digital platform components are part of the offering. The addressable market is regional (Western Cape), with projects ranging from individual residential terraces to commercial infrastructure such as the 500-metre, 6-metre-high noise barrier at Century City and heritage-preservation work at Die Kelders Cave.

Name

Klapmuts Concrete

Legal name

Klapmuts Concrete

Website

https://klapmutsconcrete.co.za

Company type

Private

Founded year

1970

Operating status

Operating

Headcount range

51–100 employees

Ownership category

akta.pro rank

Product category

Precast Concrete Retaining Wall Blocks

NAICS

Cement and Concrete Product Manufacturing (3273), Concrete Pipe, Brick, and Block Manufacturing (32733)

SIC

Concrete Products, Except Block & Brick (3272)

akta.pro primary industry

Retaining Wall Blocks & Segmental Wall Systems (IMADABAJ)

akta.pro secondary industry

Concrete Pavers, Hardscape & Retaining Wall Systems (IMADAAAE)

Keywords

• Precast concrete blocks
• Retaining wall systems
• Erosion control products
• Interlocking concrete blocks
• Wet cast concrete manufacturing

Headquarters

HQ city

Paarl

HQ country

South Africa

HQ region

Africa

Offices2 records

Markets served

GTM type

B2B and B2C

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Infrastructure, Marketing or Sales

Revenue model

1. Concrete Products Manufacturing and Sales: Klapmuts Concrete generates revenue by manufacturing and selling precast concrete retaining wall blocks and erosion control products. The company sells directly to the public and contractors, operating as the sole supplier of Terraforce, Loffelstein, and Terrace block products to Cape Retaining Systems for over 12 years.

Go-to-market motion1 record

Distribution channels3 records

Marketing channels3 records

Core offering

Klapmuts Concrete manufactures and supplies precast concrete retaining wall and erosion control blocks, including the Terraforce product range (12 variants such as L11, L12, L13, L18, Terralite, Terracrete, Terrafix), Loffelstein, and Waterloffel interlocking dry-stack systems. Products are sold directly to the public (DIY market) and to professional contractors for slope stabilization, retaining walls, erosion control, hard lawn paving, and noise barrier applications.

Product overview

Klapmuts Concrete is a manufacturer and supplier of the Terraforce retaining system, operating as a BBBEE level 4 company established over 30 years ago. They are the sole supplier of the Terraforce series retaining and erosion control blocks as well as Loffelstein and Terrace blocks to Cape Retaining Systems. The company manufactures the widest range of Terraforce products in the world (12 different products), including L11, L12, L13, and L18 retaining blocks with standard and rock face finishes; Terralite for tight curves and steps; Terracrete hard lawn pavers for erosion control and permeable surfaces; and Terrafix erosion control blocks. They also produce Loffelstein and Waterloffel dry-stack retaining systems. Their product ecosystem works together as interlocking, plantable systems that provide slope stabilization, erosion control, and aesthetic landscaping solutions for residential, commercial, and infrastructure projects. The company has received multiple industry awards including 8 regional awards, 8 national awards, and 5 Premier Trophies at the bi-annual Concrete Manufacturers Association (CMA) Awards.

Differentiator

Problem solved

Functional benefit

Products and services

• Terraforce Retaining Block L11 Interlocking retaining block with optional vertical interlock allowing wall inclination variations from 90 to 35 degrees, eliminating geogrid use in many cases. Features convex and concave corners and curves of unrestricted radius for complex designs. Used for terraced garden and pool area retaining walls.
• Terraforce Retaining Block L12 Cost-effective interlocking retaining block designed for the D.I.Y. market, approximately 11% cheaper than L11, lighter and easier to handle with better colour consistency. Used in projects such as the Century City noise barrier and Suikerbossie Nek slope erosion control.
• Terraforce Retaining Block L13 Lightweight retaining block available with round face (plant supportive) or flush face options. Easy to deliver, handle, and install, yet heavy when filled with soil, gravel, or concrete.
• Terraforce Retaining Block L18 Retaining block available in standard finish, used in specialized applications such as preserving sensitive archaeological dig sites at heritage locations like Die Kelders Cave Nature Reserve.
• Terralite Small-size rock face retaining block that goes around sharp or wide convex and concave curves with ease. Merges seamlessly from vertical to inclined walls and can be reversed to create steps. The 150mm riser matches Multi 4x4 Stair Block height.
• Terraforce Multi 4x4 Stair Block Versatile stair block used in combination with Terraforce retaining walls for seating arrangements and stairway access. The 150mm riser matches Terralite height.
• Terracrete Hard Lawn Paver Eco-surface hard lawn paving block used for lining riverbanks, soil erosion control, grassed roads, parking areas, and stabilizing steep embankments such as bridge abutments. Units can be laid in different patterns. Permeable design allows water absorption.
• Terrafix Erosion Control Block Interlocking high-strength concrete erosion control element providing flexible lining for cost-effective protection against wind and water erosion. Available in three thicknesses with various laying configurations. Used in slope stabilization projects.
• Loffelstein Retaining System Dry stacking, interlocking retaining system versatile and adaptable for retaining cut or fill slopes between 3m and 15m in height. Available in three basic block sizes: L300, L500, L750.
• Waterloffel Versatile interlocking dry stack concrete retaining system designed for coastal dune erosion by wave and wind action, river bank erosion, and storm water outlet erosion.

Quantifiable outcome

• Five consecutive Premier Trophy wins at CMA Awards demonstrates sustained quality leadership
• +2 more outcomes

Named customers7 records

Segments3 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Five partnerships are on record, tiered core, major and minor.

• TerraforcecoreOEM/ Whitelabel/ Licensing PartnerTerraforce is the international licensor of erosion control and retaining wall blocks. Klapmuts Concrete is the exclusive manufacturer of Terraforce products in the Western Cape, producing 12 different product variants - the widest range of Terraforce products in the world. The company has been the sole supplier for over 12 years.
• Cape Retaining SystemscoreChannel Partner/ Reseller/ DistributorKlapmuts Concrete has been the sole supplier of Terraforce, Loffelstein, and Terrace blocks to Cape Retaining Systems for over 12 years. Cape Retaining Systems distributes these products to contractors and end customers in the Western Cape region.
• Decorton Retaining SystemsmajorChannel Partner/ Reseller/ DistributorApproved contractor and CIDB level 5C registered company and CMA member. Located in Brackenfell, Decorton handles Terraforce block installations across Northern and Southern Suburbs of Cape Town. Key contacts include SP van Blerk and Jeremy Leighton.
• Dassenberg Retaining SystemsmajorChannel Partner/ Reseller/ DistributorApproved Terraforce contractor based in Kraaifontein (Windsor Park). Dassenberg has won multiple CMA awards alongside Klapmuts Concrete for slope stabilization projects including the Suikerbossie Nek premier award-winning project.
• TerrafirmaminorChannel Partner/ Reseller/ DistributorApproved contractor specializing in garden landscaping using planted retaining units.

Scale indicators3 records

Recent moves6 records

Expansion highlights4 records

Others

• PPC Ltd (Pretoria Portland Cement): Largest cement producer in South Africa and a key input supplier to the concrete products industry. While not a direct competitor, PPC's pricing directly affects Klapmuts's input costs and competitive dynamics.

Direct peers

• Dassenberg Retaining Systems: Kraaifontein-based approved Terraforce contractor and CMA award winner (e.g., Suikerbossie Nek). Co-winner with Klapmuts of multiple CMA awards; directly comparable in segment specialization.
• Cape Retaining Systems: Exclusive distribution partner of Klapmuts in the Western Cape, sharing the same DBA identity (CRS) and jointly winning CMA awards. Operates as the customer-facing arm of the Terraforce product line in the region.
• Echo Prestress: South African precast/prestressed concrete manufacturer that shared the 2008 CMA Premier Trophy with Klapmuts. Comparable in product category (precast concrete elements) and award-tier recognition in the local market.
• Terraforce (Pty) Ltd: International licensor and original designer of the Terraforce interlocking retaining block system. Klapmuts is its exclusive Western Cape manufacturer, making Terraforce the closest possible peer and the licensor whose IP underpins Klapmuts's product line.
• Conframat (Pty) Ltd: South African precast concrete manufacturer producing retaining wall elements, drainage products, and structural precast. Direct competitor for infrastructure and civil engineering retaining wall specifications.
• Decorton Retaining Systems: CIDB Level 5C approved Terraforce contractor in Brackenfell that installs Klapmuts blocks. Operates in the same retaining wall and erosion control value chain and shares customers, awards, and project pipelines.

Broad incumbents

• Bosun Brick (Pty) Ltd: South African concrete products manufacturer with a broad paving, brick, and retaining wall portfolio. Comparable product mix and target market (Western Cape contractors and developers) but operates at significantly larger scale.
• Corobrik (Pty) Ltd: Largest clay brick and masonry manufacturer in South Africa. Competes for wall/enclosure specifications in residential and commercial construction, representing the broader masonry products incumbent against which concrete block systems are specified.
• Aveng Manufacturing (Aveng Grinaker-LTA): Large JSE-listed construction and precast concrete manufacturer with exposure to retaining walls, civil infrastructure, and concrete products. Represents the scaled incumbent that competes on large infrastructure tenders.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Klapmuts Concrete