Beyond the Quote: How to Choose & Manage Your Business Vendors
Learn how to choose reliable vendors, set clear expectations with contracts and SLAs, and build backup plans so your business never stops, even when a supplier fails.
As a founder, you're often juggling a dozen things at once, and it's easy to see external suppliers and partners as just another item on the to-do list. You find a vendor, agree on a price, and hope for the best.
But here’s what I often see: many founders treat their vendors with too much informality. They rely on handshakes and good intentions. That works until it doesn't. When a key supplier drops the ball – a delayed delivery, a sudden price hike, or a service outage – it doesn't just cause a headache. It can halt your operations, damage your reputation with customers, and cost you real money.
This isn't just a problem for big corporations; it hits early-stage businesses even harder because you have less buffer. Your choice and management of vendors can be the difference between a smooth operation and constant firefighting.
Build Resilience, Not Just Relationships
The core idea here is to treat your vendors as critical extensions of your own business, not just external services. This means you need to actively manage the risks they introduce, formalize your expectations clearly, and always have a plan B.
It’s about building a system that ensures your business keeps running smoothly even if one vendor lets you down. You want to move from hoping things go well to building a structure that guarantees they largely will, or at least that you have a path to recover quickly when they don't.
A Practical Approach to Vendor Management
Here’s a step-by-step guide to choosing and managing your vendors effectively:
1. Define Your Needs Clearly and Specifically
Before you even start looking for a vendor, you need to know exactly what you need from them. Don't leave anything to assumption.
Specify quality and quantity precisely. For a bakery, this means not just "flour," but "50kg of unbleached bread flour, protein content 12-13%, delivered in sealed bags." For a logistics service, it's "deliver 50 packages daily, within Lagos, 95% delivered within 24 hours of pickup, with proof of delivery photos." Clearly state your timelines, including peak periods and consequences for delays. Outline specific performance metrics; for a website host, this might be "99.9% uptime monthly," or for a cleaner, "premises cleaned by 8 AM daily, with specific tasks completed." Finally, communicate any constraints, such as specific delivery days, required equipment, or integration needs. The clearer you are, the easier it is for potential vendors to quote accurately and for you to compare offers.
2. Vet Multiple Vendors Thoroughly
Never settle for the first option you find. This step is about due diligence.
Always get multiple quotes for critical services to understand market rates and compare offerings beyond just price. Request and thoroughly check references from current or past clients, asking specific questions about issue resolution, reliability during peak times, and how they've handled past failures. Assess their stability and track record by checking how long they've been in business, their financial health, and for digital services, public reviews and reported outages. Understand their operations, especially their contingency plans for local challenges like power outages, fuel scarcity, or major traffic disruptions. For payment providers, inquire about transaction success rates and fraud handling. In our environment, where payment reliability, power, and logistics can be challenging, ask how vendors account for these realities in their service delivery; for example, a cloud provider's data center backup power and internet redundancy.
3. Formalize Expectations with Agreements
This is where you move beyond trust to a clear understanding. Even for small engagements, a simple written agreement is better than none.
The Contract: This legally binding document outlines the fundamental relationship. The contract should clearly define the scope of work, specifying exactly what is being provided, the deliverables you will receive, and their timelines. Crucially, it must outline payment terms—how much, when, and how it will be paid (e.g., "N100,000 paid 50% upfront, 50% upon completion, via bank transfer"). Include the agreement's duration, termination clauses with notice periods, confidentiality provisions if sensitive information is involved, and a clear process for dispute resolution (e.g., "Through mediation in Lagos State").
Service Level Agreement (SLA): This is a specific part of the contract (or a separate document) that defines the level of service you expect. An SLA translates your needs into measurable commitments. It must define key metrics—your non-negotiables, such as "99.9% uptime per month" for a web host or "98% of deliveries completed within 24 hours" for a delivery service. Specify how performance will be measured (e.g., "Uptime measured by third-party monitoring tools" or "Delivery times tracked via GPS on rider app"). Most importantly, include remedies or penalties for non-performance, which could be a discount on the next invoice, service credits, or a refund.
- Example: Say you use an accounting software vendor. Their SLA might guarantee a 24-hour response time for critical support tickets. If they consistently take 48 hours, the SLA could stipulate a 5% credit on your next monthly bill.
- My experience with EMPI Costumes: For an enterprise costume rental platform, we had to define very specific pickup and return windows, and the condition items must be in. The contract included a "caution fee deposit hold lifecycle," which was essentially an SLA for item condition and timely returns, allowing us to hold and release deposits based on adherence to these terms. This protected the business from late returns or damages.
4. Build Redundancy and Backup Plans
This is your defence against single points of failure. No vendor is perfect, and even the most reliable can face unforeseen issues.
For your most critical needs, such as payment processing, raw materials, or logistics, aim to have at least two active vendors or a tested alternative readily available. This means not just having their contact, but understanding their onboarding process and costs. If your business relies on physical goods, maintain a reasonable buffer of essential inventory to cover potential delays from your primary supplier. Develop process backups: what happens if your primary payment gateway goes down for an hour? Can you quickly switch to another? If your main delivery partner is fully booked, do you have a secondary option you can use immediately? Crucially, don't wait for a crisis; periodically "stress test" your alternatives to ensure they work.
- My experience with OPNMRT: We built a commerce engine that allowed sellers to receive payments directly to their bank. While we focused on robust direct bank transfers, we also understood that specific payment rails or even individual banks could have temporary issues. So, we ensured the platform could easily integrate alternative payment methods, giving sellers options to keep sales flowing even if one method hit a snag.
- Hypothetical Example: If you run an international shipping business, you wouldn't rely on just one airline or ocean freight carrier. You'd build relationships with multiple carriers, understanding their routes, pricing, and transit times. This way, if one carrier faces delays or capacity issues, you can quickly pivot to another, minimizing disruption for your customers.
5. Monitor Performance and Provide Feedback
Signing a contract isn't the end; it's the beginning of managing the relationship.
Regularly track key metrics, comparing the vendor's actual performance against your SLA. Are they meeting delivery times, maintaining quality, and resolving tickets promptly? Schedule regular check-ins, even brief monthly or quarterly calls, to keep communication open, address minor issues early, and foster a good working relationship. Provide constructive feedback, both positive and areas for improvement, ensuring it's specific and data-driven. Ultimately, if a vendor consistently fails to meet obligations despite attempts to resolve issues, be prepared to activate your backup plan and switch providers. Don't let a failing vendor hinder your business.
Common Vendor Management Mistakes to Avoid
1. The "Trust is Enough" Mentality
Many founders, especially in early stages, operate on informal agreements or verbal promises. They believe a good relationship is sufficient.
Why it hurts: When problems arise (and they will), without a written agreement, it becomes a "he said, she said" situation. Trust breaks down, and there's no clear framework for resolving disputes, often leading to bigger losses or even legal battles.
How to avoid it: Even with friends or family, put critical agreements in writing. It protects both parties by setting clear expectations and recourse. A simple email confirming agreed terms can be a good start if a formal contract isn't immediately feasible.
2. Focusing Only on Price
Choosing the cheapest option without considering reliability, quality, or support is a common trap.
Why it hurts: A cheap vendor who consistently delivers late, provides substandard quality, or has poor customer support will cost you more in lost sales, customer dissatisfaction, and wasted time trying to fix their mistakes. The "cheap" option can be the most expensive in the long run.
How to avoid it: Factor in the total cost of ownership and the risk of failure. What is the cost to your business if their service is unreliable? Sometimes paying a bit more for a vendor with a proven track record, good support, and clear SLAs is a far better investment.
3. No Backup Plan (Single Point of Failure)
Putting all your eggs in one vendor's basket makes your business extremely vulnerable. If that one vendor faces issues, your entire operation can grind to a halt.
Why it hurts: This is an existential risk. If your only payment processor goes down, you can't collect money. If your only raw material supplier has a strike, your production stops.
How to avoid it: Identify your 3-5 most critical vendors. For each, ask yourself: "What if they disappear or fail tomorrow?" Then, develop a clear, tested alternative. This might mean having a secondary supplier, maintaining a small buffer stock, or having a process to quickly switch to another service.
4. Ignoring Local Realities
Assuming that international standards or reliability levels apply universally can lead to rude awakenings.
Why it hurts: Issues like inconsistent power supply, unreliable internet, unpredictable traffic, currency fluctuations, or even prevailing attitudes towards online trust (for payment systems) are common challenges in our region. If your vendor doesn't account for these, your business will suffer.
How to avoid it: Explicitly ask vendors about their local contingencies. How do they handle power outages affecting their operations? What is their plan for fuel scarcity impacting logistics? How do they secure online payments against local fraud patterns? Look for vendors with a proven track record of operating successfully in your specific local context.
5. Not Reviewing Agreements
Signing a contract or SLA and then filing it away, never to look at it again, is a missed opportunity.
Why it hurts: Your business needs change, market conditions shift, and vendor performance can evolve. An agreement that was perfect a year ago might no longer serve your needs or reflect current realities.
How to avoid it: Schedule annual or semi-annual reviews of all critical vendor agreements. Are they still relevant? Are the terms still fair? Is the vendor consistently meeting their obligations? This is also a good time to renegotiate terms if your volume has increased or your needs have changed.
Your Vendor Management Checklist
Use this quick checklist to assess your current vendor relationships:
- Clearly defined needs and specifications for each critical vendor.
- Vetted multiple potential vendors for key services.
- Formal written agreements (contracts/SLA) for all critical vendors.
- Defined performance metrics and clear penalty clauses in SLAs for non-performance.
- Identified single points of failure and created backup plans/alternative vendors.
- Regular monitoring system for vendor performance.
- Scheduled periodic reviews of vendor agreements.
What I'd do this week
- List your top 5 most critical vendors. These are the ones whose failure would cause the most immediate and severe disruption to your business. Think about your core inputs, key delivery mechanisms, or essential software.
- For each of those 5, ask yourself: "What happens if they fail tomorrow?" Write down the immediate impact on your business and what your existing backup plan (if any) is. Be honest about your vulnerabilities.
- Pick one critical vendor that lacks a formal agreement or a clear backup plan. Draft a simple list of the key expectations (e.g., delivery times, quality standards, communication protocol) you want to formalize, and identify one potential alternative vendor to research as a backup.
Managing your vendors isn't the most glamorous part of running a business, but it's absolutely foundational. By taking these deliberate steps, you're not just preventing problems; you're actively building a more robust, reliable business that can withstand the inevitable bumps and challenges. This stability frees you up to focus on growth and serving your customers, knowing your core operations are secure.
— Samuel

Full-stack product engineer in Lagos. I design, build and run production platforms for founders — SaaS, commerce, payments and AI automation.