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Greta.Agency
Build a Marketplace/Supply Chain

Build a marketplace
for Supply Chain.

Built for supply chain technology and logistics optimization companies.

We build marketplace platforms with listings, roles, payments, and admin tools built in.

Launch both sides of the marketBuilt-in platform fee logicReady to scale listings and users4–10 weeks
The problem

Why Supply Chain companies struggle with this.

1

Supplier data scattered across emails, spreadsheets, and disconnected ERPs

2

Demand forecasting built on Excel models that don't connect to real-time sales data

3

No real-time visibility into supplier inventory levels or production status

4

Logistics and fulfillment workflows that require manual coordination across teams

The solution

How we build it
for Supply Chain.

Supply chain visibility, demand planning, and supplier collaboration require custom data integrations with ERP, WMS, and supplier systems. Off-the-shelf tools are built for generic use cases and can't match your specific network topology.

Supply chain teams deal with multi-tier supplier networks, demand variability, and disruption risks that spreadsheets and generic ERP tools can't address with the speed modern supply chains require.

Purpose-built for two-sided dynamics — not a generic CRUD app

Marketplace payments including platform fee logic and seller payouts

Built to validate your model before investing in a large engineering team

Industry context built in — not bolted on

Deliverables

What you get.

01

Two-sided marketplace with buyer and seller flows

02

Listings system with categories, filters, and search

03

Payments with platform fee and payout logic

04

Seller dashboard for managing listings and orders

05

Admin panel for platform operations and moderation

Use cases

What Supply Chain companies
build with us.

Supply chain visibility platforms

Build tools for tracking supplier inventory, production status, and shipment progress in real time.

Demand planning tools

Create platforms that connect sales data, inventory levels, and supplier lead times for smarter forecasting.

Supplier collaboration portals

Build portals for managing supplier onboarding, POs, quality, and communication.

Process

How we work.

01

Define the platform model

Map your buyers, sellers, listing types, and transaction or payout logic.

02

Structure the experience

Design discovery, listing creation, transaction, and admin flows.

03

Build the core system

Ship listings, roles, payments, and the marketplace operations layer.

04

Launch and validate

Go live, attract first users on both sides, and validate supply-demand fit.

Ready to build a marketplace for Supply Chain?

Typical timeline: 4–10 weeks

About this service

What is Build a Marketplace for Supply Chain?

Build a Marketplace for Supply Chain means building a marketplace specifically designed around the workflows, compliance expectations, and user needs of supply chain technology and logistics optimization companies. Unlike generic software or off-the-shelf tools, a custom-built solution gives your team full control over features, data, and the product roadmap — without paying for capabilities you don't need or working around limitations that slow you down.

Supply chain teams deal with multi-tier supplier networks, demand variability, and disruption risks that spreadsheets and generic ERP tools can't address with the speed modern supply chains require.

Why Supply Chain companies need custom build a marketplace

Supply chain visibility, demand planning, and supplier collaboration require custom data integrations with ERP, WMS, and supplier systems. Off-the-shelf tools are built for generic use cases and can't match your specific network topology.

Most supply chain teams start with generic tools because they're fast to deploy. But as the business grows, those tools create friction — missing the specific logic, integrations, and workflows that supply chain operations actually need. A custom-built product eliminates that friction permanently.

How long does it take to build?

Visibility dashboards and planning tools can ship in 5–9 weeks. Full supplier collaboration platforms take 10–18 weeks. The timeline depends on scope, the number of user types, and the depth of integrations with existing supply chain systems. A well-scoped project with clear requirements moves significantly faster than one that evolves through the build. We scope tightly before starting so timelines stay predictable.

What does it cost?

Supply chain builds range from $12k–$55k depending on ERP and WMS integrations, real-time visibility requirements, and supplier portal complexity. The biggest cost drivers are integration complexity, the number of distinct user roles, and whether the product needs to handle regulated data or compliance workflows. We provide a clear scope and fixed-price quote before any work begins.

Custom build vs. off-the-shelf tools

Off-the-shelf tools work well for standard use cases. But supply chain companies often have requirements that generic SaaS tools weren't built for: supplier data scattered across emails, spreadsheets, and disconnected erps, demand forecasting built on excel models that don't connect to real-time sales data, or workflows that don't fit the assumptions baked into general-purpose platforms.

A custom-built product gives you:

  • Full ownership — no per-seat fees or platform lock-in
  • Workflows built exactly for how supply chain teams operate
  • Integrations with the tools and data sources you already use
  • A foundation you can extend as your product and team grow

The right time to build custom is when generic tools are creating real friction, costing more in workarounds than a custom build would cost, or blocking product-critical workflows that your supply chain business depends on.

Start your project

Ready to build
for Supply Chain?

We build marketplace platforms with listings, roles, payments, and admin tools built in. Scoped for supply chain technology and logistics optimization companies.