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ManufacturingSeptember 18, 2025

Back to Basics: An Introduction to Sales and Operations Planning (S&OP)

Are you new to the manufacturing, operations or supply chain sector? A recent hire or student? Or maybe you’re someone who simply wants a refresher on the basics of the industry. If so, then you’ll want to read DELMIA’s blog series, aptly titled, “Back to Basics.” The series focuses on a myriad of topics, answering the most basic of questions. Check it out!
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AvatarAdrian Wood

Table of contents

What is S&OP?

S&OP, which stands for Sales and Operations Planning, represents a strategic business management process. Basically, it synchronizes commercial, financial, and supply chain activities providing a collaborative approach that helps companies to balance supply with demand, optimize resource allocation and achieve corporate goals.

Through cross-functional alignment, S&OP brings together key stakeholders from sales, marketing, finance, and operations to create unified business plans. Modern S&OP leverages advanced analytics and artificial intelligence to enhance forecast accuracy and decision-making capabilities.

Why is S&OP important?

Modern organizations leverage S&OP to achieve measurable performance improvements across their value chain. Companies implementing robust planning processes typically see 15-20% reduction in operating costs and up to 30% decrease in excess inventory. The integration between functional areas drives market responsiveness and boosts competitive advantage. For example, manufacturers using structured S&OP report 25% faster response to changes in demand and improved forecast accuracy by up to 40%.

S&OP enables the executive team to make data-driven decisions to meet critical key performance indicators. This approach transforms siloed operations into an orchestrated process, resulting in enhanced market share and sustained growth. Recent studies show organizations with mature S&OP processes achieve 5% higher profit margins than their industry peers.

What is the S&OP process?

There are several steps that ultimately lead to a final executive review, where the leadership team validates decisions and approves the unified plan that will guide the organization’s activities. At the start, there is a pre-S&OP meeting to resolve conflicts and optimize scenarios

The S&OP process then unfolds through six interconnected phases that drive organizational alignment:

  1. Product portfolio analysis: R&D teams evaluate market performance and set launch timelines.
  2. Demand planning: Combining sales forecasts with market intelligence to shape future requirements.
  3. Supply review: Manufacturing teams assess distribution capacity and resource constraints. 
  4. Financial validation: Comparing actual costs against budgets while analyzing forecast accuracy.
  5. Action plans: Cross-functional teams resolve gaps and create action plans.
  6. Strategic decision validation:  Allocate resources across the entire organization. 

Beginning with data gathering across departments, planners analyze past performance and market trends. The demand review follows, where sales forecasts merge with marketing insights to shape future requirements. Supply teams then evaluate production capacity and resource constraints to create feasible operational plans. A thorough financial review ensures all projections align with company targets and budgets.

Benefits of S&OP

Implementing S&OP delivers enhanced customer satisfaction through better product availability and reduced stockouts. Companies achieve superior inventory management by maintaining optimal stock levels while minimizing holding costs.

Modern technology integration in S&OP enables precise demand forecasting and automated alerts for potential supply disruptions. This proactive approach helps organizations set realistic goals and adapt swiftly to changing market conditions. Advanced analytics tools provide deeper insights into seasonal trends and emerging opportunities, empowering businesses to make data-driven decisions that boost overall performance.

Getting started with S&OP Technology

DELMIA Quintiq supports efficient S&OP by drawing data from every aspect of business – sales, marketing, finance and operations – to provide insight for optimal decision-making. Its advanced modeling and proven in-memory optimization capabilities enable users to simulate all possible “what-if” scenarios in a S&OP cycle. This is how DELMIA Quintiq accurately answers the key questions on what, where and when to produce, procure, transport and store.

DELMIA Quintiq enables users to develop tactical plans, to strategically direct and continuously improve on all aspects of Integrated Business Planning (IBP); to drive competitive advantage by capturing data and planning harmonization across all business functions that include sales, marketing, development, manufacturing, sourcing and finance. It also creates a single source of truth with one integrated planning dataset and consistent planning views, each perfectly tailored by role, department and planning use case.

Additional Resources for S&OP

Sales and Operations Planning software

What’s the Difference between S&OP and Integrated Business Planning?

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