Procurement & Sourcing Strategies: Types, Steps and Best Practices

A sourcing strategy turns your procurement goals into an approach for a particular category or sourcing need. It determines how you’ll approach the supplier market, how suppliers and bids will be evaluated, which criteria will influence the award and how you’ll balance priorities such as cost, quality, risk, service and supply continuity.

The right approach depends on what you’re sourcing. A strategy for direct materials may need to prioritize capacity, quality and continuity of supply, while logistics sourcing can involve rates, lanes, carrier capacity, service requirements and other constraints. Tail spend brings different challenges again, particularly when large numbers of lower-value purchases make traditional sourcing processes difficult to scale.

This is why a sourcing strategy shouldn’t simply default to the lowest-priced supplier or apply the same process to every category. The goal is to choose an approach that reflects the characteristics of the spend, the supplier market and the outcome your organization needs to achieve.

A procurement strategy sets the broader organizational direction for how procurement will support business goals, manage spend, reduce risk and create value. A sourcing strategy sits within that framework and defines how the organization will approach the supplier market for a particular category or sourcing need.

In essence, procurement strategy determines the overall direction while sourcing strategy determines how that direction is applied when identifying, evaluating and selecting suppliers.

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Your procurement strategy and sourcing strategy should work together. A procurement strategy without defined sourcing approaches can lead to inconsistent execution across categories. Meanwhile, individual sourcing strategies without a broader procurement framework can result in decisions that meet category-level needs without contributing to wider business priorities.

Sourcing strategy also shouldn’t be confused with strategic sourcing. Strategic sourcing is a structured approach to analyzing spend, evaluating suppliers and continuously improving sourcing decisions over time. For a deeper explanation of that methodology, see our guide to strategic sourcing.

No single sourcing strategy works for every category. The optimal strategy depends on what you’re buying, the supplier market, your business priorities and factors such as cost, risk, complexity and supply continuity.

Common sourcing strategies include:

• Outsourcing: Delegating activities, services or processes to an external supplier. This can provide access to specialist capabilities, increase capacity or reduce operational costs.
• Insourcing: Keeping activities within the organization when internal expertise, control, security or operational requirements make this the better option.
• Low-cost sourcing: Prioritizing cost efficiency when selecting suppliers while ensuring that required quality, service and other business requirements are still met.
• Global sourcing: Looking beyond domestic markets to access competitive pricing, specialist capabilities, greater supplier choice or geographic diversification.
• Supplier portfolio management: Building and managing a supplier base that balances performance, capability, competition and supply risk rather than relying too heavily on a single source.
• Nearshoring and reshoring: Moving supply closer to home markets or back onshore to shorten lead times, reduce exposure to disruption and meet resilience or regulatory goals.

Many of these approaches can work in coordination with one another, and shouldn’t be seen as mutually exclusive. For example, a global sourcing strategy may also involve supplier diversification, while an organization could use outsourcing for one category and retain others in-house.

The right sourcing approach depends on more than the value of the purchase. Frequency, complexity, supplier availability, operational risk and the number of factors involved in the award can all change how an event should be run.

For example, a strategic supplier relationship may require extensive market analysis and stakeholder involvement, while frequent repeatable events may benefit from greater automation. A complex transportation tender can require sophisticated scenario modeling, while lower-value fragmented spend needs a process that’s efficient enough to scale.

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These approaches can overlap. An MRO event might involve tail spend, a strategic sourcing initiative may require advanced optimization and a repeatable event can still involve human approval. The goal is to use the sourcing process and level of technology that fit the buying goal rather than forcing every category through the same workflow.

At Keelvar, this principle also shapes how we approach sourcing technology. Our platform combines agentic sourcing, Autonomous Sourcing and Sourcing Optimization, allowing teams to vary the level of automation, analytical depth and human involvement according to the sourcing requirement.

Building an effective sourcing strategy follows a consistent sequence, although the depth of each step should reflect the category, buying goal and complexity of the sourcing decision.

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1. Define the Category and Sourcing Goal

Start by defining what you’re sourcing and what a successful outcome looks like. That might include reducing cost, improving quality, increasing supply resilience, consolidating suppliers or improving service levels.

The sourcing goal should shape the process that follows. A high-value strategic category may require extensive market analysis and stakeholder involvement, while a repeatable purchase may need a faster, more standardized approach.

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2. Understand the Supplier Market

Gather current information on available suppliers, market conditions, pricing, capacity, risk and other factors relevant to the category. While existing supplier relationships are useful inputs, they shouldn’t form the only basis for the strategy.

This stage can also help you determine whether the market is competitive enough to run an event immediately or whether you need to gather more information first.

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3. Choose the Right Competitive Sourcing Process

Decide how you’ll approach the supplier market and what information you need from potential suppliers. Depending on the sourcing goal, this may involve an RFI, RFP or RFQ:

• Request for Information (RFI): Use an RFI when you need to understand the supplier market, available capabilities or potential solutions before defining the final requirements.
• Request for Proposal (RFP): Use an RFP when suppliers need to propose how they would meet a broader set of business, technical or service requirements.
• Request for Quotation (RFQ): Use an RFQ when the requirements are already clearly defined and you need suppliers to provide comparable commercial bids.

The right process depends on what you already know and what you need from the market. More complex sourcing initiatives may use more than one stage before an award is made.

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4. Define How Suppliers and Bids Will Be Evaluated

Set the evaluation criteria before comparing supplier responses. Price may be important, but quality, reliability, capacity, service, risk, sustainability and other requirements can all influence the right award.

When an event involves multiple suppliers, constraints or possible award combinations, sourcing optimization can help teams model different scenarios and evaluate the trade-offs between competing objectives.

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5. Involve the Right Stakeholders

Sourcing decisions often affect more than procurement, so involve the people who can define requirements, identify risks and evaluate the outcome early in the process.

The exact stakeholder group depends on the sourcing decision. A CPO or procurement leader may set wider procurement priorities and governance, while a category manager or sourcing professional develops and runs the strategy for the category. Finance can validate commercial objectives and savings, legal can advise on contractual and regulatory requirements, and operational or technical stakeholders can define the requirements suppliers need to meet.

For strategic categories, stakeholder involvement should begin before the event is designed rather than waiting until final approval.

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6. Set KPIs Before Contracting

Define how you’ll measure success before the sourcing process is complete. Your KPIs should reflect the original sourcing goal and give your team a clear baseline for evaluating the outcome after the award.

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A sourcing strategy should be measured against the goals established before the sourcing process begins. The right KPIs will vary by category and buying goal, so success shouldn’t be measured based on cost savings alone.

Common sourcing KPIs include:

• Cost savings and cost avoidance: The financial value achieved compared with the relevant baseline.
• Sourcing cycle time: How long it takes to move from the start of the sourcing process to an award.
• Supplier performance: Measures such as quality, service, delivery performance and compliance with agreed requirements.
• Supplier risk: Exposure to financial, geographic, operational or supply continuity risks.
• Spend under management: The proportion of addressable spend actively managed through procurement and sourcing processes.
• Sourcing capacity: The number of sourcing events the team can effectively manage with its available resources.
• Category-specific outcomes: Measures tied directly to the sourcing goal, such as lead time, capacity, emissions or continuity of supply.

The most useful KPIs are established before the event and tracked after the award. This creates a consistent way to determine whether the sourcing strategy achieved its intended outcome and where the approach should be adjusted in future.

Your sourcing strategy should evolve as supplier markets, business priorities and category requirements change. The strongest approaches give your teams a consistent way to make sourcing decisions while allowing the process to adapt to buying needs.

1. Tailor the approach to the category: A strategy designed for direct materials may not work for logistics, MRO or tail spend. Consider the characteristics of the category, supplier market, sourcing frequency, risk and complexity before deciding how the event should be run.
2. Use current market and supplier data: Existing relationships and historical pricing provide useful context, but they shouldn’t determine the strategy on their own. Benchmark against current market conditions and supplier capabilities before making sourcing decisions.
3. Define evaluation criteria before going to market: Decide how factors such as cost, quality, capacity, service, risk and sustainability will influence the award before supplier responses arrive. This gives suppliers clearer requirements and helps your team evaluate bids consistently.
4. Involve stakeholders early: Bring finance, legal and relevant business or operational teams into the process while requirements and evaluation criteria are being developed. Early involvement can reduce delays later and helps ensure the sourcing strategy reflects the needs of the wider business.
5. Measure results against your original goals: Track the KPIs established at the start of the process so you can assess whether the strategy delivered the intended outcome and identify where it should improve.
6. Review the strategy regularly: Supplier performance, market conditions and business priorities change. Revisit the strategy at appropriate intervals rather than treating the sourcing event as the end of the process.

For categories that require a more structured, ongoing approach to spend analysis, supplier evaluation and continuous improvement, our Strategic Sourcing guide explores the methodology in more depth.

Keelvar customers achieve an average 80% reduction in sourcing cycle time, helping procurement teams run sourcing events faster and increase the amount of spend they can actively manage.

Sourcing technology can support different parts of a sourcing strategy, from running supplier events and collecting bids to automating repeatable processes and evaluating complex award decisions. The ideal technology depends on the sourcing activity, its complexity and how much human involvement the process requires.

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eSourcing software provides the digital foundation for activities such as creating sourcing events, engaging suppliers, collecting bids and evaluating responses. It can replace manual processes built around email and spreadsheets with a more consistent and centralized sourcing workflow. Learn more in our guide to eSourcing Software.

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Autonomous Sourcing goes further by allowing suitable sourcing processes to be executed with greater autonomy. It can support high-volume, repeatable sourcing work while keeping people involved for approvals, exceptions and decisions where human input is required. Learn more about Autonomous Sourcing.

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Sourcing Optimization adds advanced analytical capabilities to sourcing decisions. It allows teams to model different award scenarios and evaluate large numbers of possible outcomes against business rules, constraints and objectives. This becomes particularly valuable when price is only one of several factors influencing the award. Learn more about Sourcing Optimization.

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These capabilities don’t have to operate independently. A sourcing process can combine digital event management, automation, optimization and human decision-making according to the requirements of the category or event.

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Schneider Electric, a global leader in energy management and automation, moved away from an Excel-based approach for running complex transport tenders after facing market volatility including the COVID-19 pandemic. Using Keelvar's Sourcing Optimizer, the team improved data quality, ran optimized scenario analysis, and reduced costs by approximately 60% in their most recent sourcing event.