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The Best Source-to-Contract Software

Leanne Strickler
Published June 21, 2024

Imagine trying to complete a complex jigsaw puzzle without the image as a guide. Frustrating, isn’t it? 

Managing supplier relationships and negotiations can feel just as daunting without the right tools. Source-to-contract (S2C) software acts like the missing picture, providing clarity and direction throughout the vendor lifecycle. 

Whether you’re struggling with adapting to new technology or finding the right solution to scale your business, a supplier management platform can transform your contract management process from a chaotic puzzle into a clear, efficient workflow.

Key Takeaways

Source-to-contract software provides clarity and guidance throughout the supplier lifecycle.
A good contract management software should include all aspects of supplier management, from sourcing to evaluating supplier performance to payments and reporting.
SupplierGateway is a complete S2C solution wrapped up in a user-friendly dashboard. 

Key Components of Source-to-Contract (S2C) Software

Source-to-Contract software is a suite of tools designed to manage the entire procurement process, from supplier selection to contract management. 

It aims to enhance efficiency, ensure compliance, and support strategic sourcing decisions. Key components include:

  • Vendor Management: Supplier master data management helps maintain and optimize relationships with suppliers throughout the entire source-to-contract process.
  • Spend Analysis: Provides visibility into procurement expenditures to identify cost-saving opportunities and inform decision-making.
  • Procure-to-Pay (P2P): Automates the entire process from purchase requisition to payment, reducing manual work and errors.
  • Procurement Solutions: Streamlines the supplier sourcing process.
  • Contract Management: Facilitates efficient creation, storage, and management of contracts.
  • Compliance and Risk Management: Monitors regulatory standards and tracks risk factors to maintain compliance.

A good S2C platform includes seamless integration with existing systems, an intuitive interface, easy navigation, and comprehensive support.

It’s also important to consider whether the software can grow with your business, accommodating increased transaction volumes and expanded functionalities. 

Benefits of Implementing S2C Software in Business Operations

S2C software delivers significant benefits across various aspects of your business operations, including: 

  • Cost Reduction: With detailed spend analysis, helping businesses identify savings opportunities. Enhanced supplier management tools also enable better negotiation of terms and pricing.
  • Process Efficiency: Task automation reduces manual work and increases operational efficiency. A simple, streamlined sourcing process ensures faster processing times and reduces bottlenecks.
  • Compliance and Risk Management: Helps identify and track potential risks to ensure supplier compliance and allow for proactive mitigation strategies. 
  • Enhanced Supplier Relationships: Clear and consistent communication with suppliers fosters stronger relationships. Performance tracking also helps to identify and address issues promptly, improving overall supplier quality.
  • Increased Spend Visibility: Provides a clear view of all procurement expenditures, enabling better budget management and financial control. Detailed spend reports and analytics support informed decision-making.
  • Scalability: Grows with your business to accommodate increased transaction volumes and new suppliers.

By focusing on cost reduction, process efficiency, and enhanced supplier relationships, S2C software supports better decision-making and long-term success.

The Best Source-to-Contract Software in 2024

Here’s our roundup of the best source-to-contract software available. 


SupplierGateway is a B2B procurement platform for e-procurement and one of the leading source-to-contract solutions. Our suite of tools covers the entire process, from sourcing to risk assessments to tracking and reporting. 

Key Features

SupplierGateway makes vendor management simple with our easy-to-use system. 

Finding the right suppliers can be tough when prioritizing diversity. Our data enrichment tool is your first step in expanding your diversity, equity, and inclusion (DEI) spend goals. 

Just upload your supplier information into the platform and discover diverse businesses you’ve already partnered with. Then jump into our Supplier Diversity platform to source and connect with local vendors who fit your needs. 

Easy-to-use supplier sourcing dashboard.

To optimize the onboarding process, our supplier onboarding software centralizes all data and easily integrates with your ERP/AP system. No more data silos and multiple spreadsheets — just full transparency across your entire supplier management process.

A streamlined onboarding process.

Improve compliance and hit your environmental, social, and governance (ESG) goals with our Sustainability Assessments and Reporting. Assess suppliers across multiple ESG domains, including sustainability, DEI, and human rights metrics and work directly with vendors to improve ratings. 

Invite suppliers to complete multiple assessments with one click.

The Diversity Spend Dashboard opens up extensive insights into your spend data. Track diversity spending by demographic and compare historical data all in one intuitive dash. See your top performing suppliers in every category to enhance decision-making processes. 

Detailed diversity spend data.

Our source-to-pay platform prioritizes ease of use and convenience, which is why we teamed up with BluePenguin to offer SGPay. SGPay is a virtual payments solution that simplifies the entire pay process — quickly automate invoice payments and earn 1.5% cash back rewards. 

Track invoices, payments, and virtual card requests. 

SupplierGateway provides a complete supplier management solution by streamlining processes, enhancing collaboration, and driving efficiency across your supply chain.


  • Central Hub for Supplier Management: from sourcing to onboarding to payments (and everything in between). 
  • Intuitive Dashboard: Color-coded sustainability rating scales, easy sourcing workflows, and visual spend data ensure ease of use.
  • Extensive Database: 6+ million supplier profiles make it easier to find the right diverse supplier for your needs. 
  • API integrations: our platform integrates with all ERP/AP systems through API.

Schedule a demo to learn how SupplierGateway can transform and upgrade your supplier management processes. 


SupplierGateway’s pricing plans start at $45,000/year for supplier onboarding and offboarding. The supplier diversity platform ranges from $20,500 to $25,000/year, while the corporate social responsibility (CSR) platform costs $39,000/year

See the Platform

Not quite ready to talk to someone but want to see what SupplierGateway platform have to offer? Click on the product you’re interested in learning about and get an interactive walkthrough.

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Ivalua is a cloud-based source-to-pay solution that bills itself as a “unified platform for all spend.”


Key Features

Key features of the platform include:

  • Supplier Risk and Performance
  • Sourcing
  • Contract Management
  • eProcurement
  • Accounts Payable Digitization
  • Global Supplier Payments
  • Spend Analysis


Users of the platform enjoy the following:

  • High flexibility and customization levels. 
  • Simple to use interface. 


Users of the platform found several disadvantages:

  • Issues with receiving and installing new releases and upgrades.
  • Implementation can be time-consuming and difficult. 
  • Lack of consistency across modules and tools can be confusing. 


Pricing starts at $150,000/annually. 


Unit4 offers various solutions including S2C software, enterprise planning tools, and financial planning and analysis products for different industries. 


Key Features

The Unit4 S2C platform’s key features include:

  • Spend Analysis
  • e-Procurement
  • eAuction
  • Contract Lifecycle Management
  • Supplier Management


Users of the platform liked the following:

  • Simple, no frills, good value tool for procurement.
  • Mobile-friendly platform. 
  • Easy updates and implementation. 


Users of the platform found that:

  • Customer service can be unresponsive.
  • User interface feels dated and not intuitive. 
  • Reports can cause slowdowns of the entire system. 


Unit4 offers quote-based pricing. 


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Corcentric provides B2B commerce solutions for several industries, like transportation, healthcare, and manufacturing. 


Key Features

Key features of the platform include:

  • Spend Analytics
  • Sourcing
  • Supplier Management
  • Contract Lifecycle Management


Users of the platform like:

  • Historical, chronological, and visual views of data and spending. 
  • Simple automated workflows. 


Users of the platform found several disadvantages:

  • Software updates cause issues with tools and require re-testing. 
  • Software bugs and slowdowns. 
  • Steep learning curve and complexity. 


Corcentric offers quote-based pricing. 


Tradeshift is a B2B e-commerce network that offers an e-procurement marketplace, spend management tools, and automated management processes. 


Key Features

Key features of the platform include:

  • B2B Marketplace Platform for e-Procurement
  • AP Automation
  • Supplier Onboarding 
  • e-Invoicing


Users enjoyed the following features:

  • Support team is responsive and helpful. 
  • Invoicing tool is intuitive and simple to use. 
  • Consistent status updates. 


Users found several disadvantages:

  • No mobile version. 
  • Slow loading times and clunky interface. 
  • Organizing data can be difficult and cumbersome. 


A subscription to Tradeshift starts at $30,000/annually

SupplierGateway: Your Complete Source-to-Contract Partner

With a comprehensive suite of tools, a modern dashboard, and a supportive team to help you get started, SupplierGateway is your top source-to-contract solution. Here’s what some of our customer have to say about us:

A genuine game-changer for managing compliance and promoting diversity in our supply chain.
Jamie Jacobs
IT Business Analyst, VHB
This powerful platform is easy to use, reliable, and affordable.
Michael McCullough
SVP Supply Chain, WellStar Health System

Find Out More

Learn how we can help you streamline your entire supplier contract management.