Author: Darren Tredgold, General Manager, Independent Steel Company
Construction supply chains don’t run on algorithms. Instead, construction supply chains depend on something fintech keeps trying to replace: trust between people who know each other’s work.
Every few years, a well-funded startup promises to digitise building materials distribution. Yet the results tell a familiar story. E-commerce penetration in building materials sits at roughly 2%, compared to 30% for consumer electronics. Meanwhile, McKinsey confirms construction remains the second-least digitised major industry globally. These platforms keep failing because they misunderstand how regional building materials distribution operates on the ground.
Here are five structural reasons why.
Construction Supply Chains Need Flexibility, Not Standardisation
Fintech tools assume standardised transactions with predictable payment cycles. However, construction delivers the opposite: lumpy, project-based, seasonal orders flowing through multiple payment layers. Property owners pay general contractors, who pay subcontractors, who pay material suppliers. Each layer adds delay and approval complexity.
As Illuminate Financial explains, horizontal software struggles to serve construction because it lacks the data context to underwrite risk or automate decisions. Permitting, claims, inspections, and certifications all create variables that generic platforms cannot handle.
On top of that, the Greensill Capital collapse proved how dangerous forced supply chain finance can be. That $3.5 billion company crumbled in 2021 after offering loans based on predicted transactions rather than real invoices. Credit Suisse investors lost up to $3 billion as a result. Generic fintech pushed onto construction without deep vertical understanding is not just ineffective. It is dangerous.
Trade Credit Is the Product, Not Just a Payment Method
For regional distributors in construction supply chains, trade credit is the core competitive offering. Procore describes trade credit as an agreement allowing immediate exchange of goods without immediate payment. It functions as a zero-interest loan to contractors. Consequently, suppliers who refuse net terms immediately disqualify themselves from bidding.
The Australian numbers reinforce this reality. Only 58.6% of small business invoices get paid within 30 days. On top of that, Australian SMEs collectively hold $115 billion in overdue payments each year. A quarter of large businesses stretch payments beyond 120 days.
This is where automation becomes destructive. When a rigid platform flags accounts at 31 days overdue and sends automated dunning emails to long-standing customers, it destroys relationship capital built over decades. A regional credit manager who knows a builder is waiting on a progress payment makes a judgment call no algorithm can replicate. That flexibility is not inefficiency. It is the service.
Digital Marketplaces Keep Crashing Against Reality
For over a decade, investors predicted digital procurement platforms would displace regional distributors within construction supply chains. Yet construction supply chains keep proving them wrong.
BuildDirect, a publicly traded marketplace founded in 1999, went through creditor protection and now trades at $1.77 per share after 25 years. Similarly, Material Bank succeeded only by owning physical warehouses and limiting itself to architect samples rather than bulk materials. Neither model replaced the regional distributor.
The logistics alone explain the failure. Construction sites often lack established addresses. Unloading requires forklifts, cranes, or specialised rigging. On top of that, damage during transit generates claims averaging $3,000 to $7,000 per incident. Materials often need to arrive within a two-to-three-hour window. None of this maps onto consumer delivery models.
Beyond logistics, regional distributors provide an advice layer that platforms cannot touch. They recommend the right grade for structural applications, help builders navigate local compliance, and solve specification problems in real time. That consultative role is embedded in every transaction.
Mistakes Cost Too Much for Algorithmic Risk
The cost of error separates construction supply chains from nearly every other industry. Steel cut to specification, concrete mixed to order, and custom-fabricated components are largely non-returnable. A wrong grade or dimension does not result in a simple refund. Instead, it triggers project delays, rework, and cascading costs.
Rework typically accounts for 12% of total project costs, with some estimates reaching 30%. Furthermore, one study of 346 contractor projects found rework led to a 28% reduction in average annual profit. When a wrong steel order can cost $50,000 or more, the 5% a digital marketplace might save becomes meaningless against the risk.
Because of this, trust becomes economically rational. A builder who has worked with the same distributor for a decade knows the advice is reliable. That accumulated knowledge eliminates a category of risk no platform verification system can match.
Thin Markets Make Trust the Dominant Strategy
Game theory explains why trust intensifies in regional construction supply chains. Research from NYU demonstrates that cooperation becomes the dominant strategy when the probability of future dealing is high. In regional markets with only a handful of suppliers, everyone expects to transact again and again.
NBER research reinforces this finding. Medium levels of competition enhance reputation creation, while extremes on either end reduce it. Regional materials distribution sits in exactly that sweet spot: not monopolistic, not anonymously competitive.
Australia’s construction industry includes roughly 463,000 businesses, with 98.6% classified as small. These operators depend on relationships for credit, advice, and local knowledge. No payment platform, procurement marketplace, or logistics algorithm changes that equation.
The human layer in construction supply chains is not a bug to be automated away. It is the product.