A complete guide to business credit scores

In the world of business finance, your credit score is often the difference between a yes and a no from a lender. But unlike your personal score, which you’ve likely tracked for years, your business credit score can be hidden away until you suddenly need it.

Whether you're looking to secure a business loan for expansion or just want to ensure your suppliers give you the best payment terms, understanding your business credit score is essential.

In this guide, we’ll explain everything you need to know about business credit scores in the UK, how to check your business credit score, and - most importantly - how to fix it if it isn't where you want it to be.

What is a business credit score?

In simple terms, a credit score for business is a rating that tells lenders, suppliers, and even potential partners how risky it is to do business with you. It’s a numerical "health check" of your company’s financial reliability.

While your personal score is tied to your individual spending and borrowing, your business score is tied to your company’s legal entity. If you run a limited company, this score is completely separate from your own. However, if you’re a sole trader, the lines are much blurrier, and lenders will often look at your personal report too.

Your business credit score is also available for anyone to view. This means that any current or future customers, suppliers and companies can check it.

How are business credit scores calculated?

In the UK, there isn't one single source of truth for business credit scores. Instead, several Credit Reference Agencies (CRAs) - including Experian, Equifax, and Dun & Bradstreet - calculate their own ratings based on data from Companies House, the courts, and even your utility providers.

Most agencies use a 0 to 100 scale, though each agency uses a different scoring system:

• 80 to 100: Low risk (the goal for most firms)

• 50 to 80: Moderate risk

• Below 50: High risk (you might find it tough to get traditional bank funding)

What affects your business credit score?

In the UK, your business credit score isn't a random number. It’s a calculated risk assessment built from several key data points. Credit Reference Agencies use the following factors to decide how likely you're to pay back a debt.

Your payment performance

This is the single most influential factor. CRAs look at how promptly you pay your suppliers, utility bills, and existing lenders. Consistently paying invoices even a few days late can be flagged, while paying early or exactly on time builds a positive track record.

Public records and legal notices

Anything appearing on a public register is picked up by agencies almost instantly. County Court Judgments (CCJs) are particularly damaging; if a supplier successfully takes you to court over an unpaid debt, the resulting CCJ can stay on your report for six years and significantly lower your score.

It’s worth noting that some lenders will consider business finance with a CCJ, especially if it’s satisfied, older, low value or well explained.

Financial filings at Companies House

For limited companies, your annual accounts provide a window into your financial health. Agencies look at your balance sheet, cash flow, and overall profitability. Filing your accounts late is often interpreted as a sign of financial distress or poor management, which can lead to an immediate score drop.

Length of trading history

Time is a great builder of trust. A business that's been trading successfully for ten years is statistically seen as lower risk than a start up that launched six months ago. If you've just started out, your score might be naturally lower simply because there isn't enough data to prove your reliability yet.

Credit utilisation and search history 

How you handle existing credit matters. If you’re constantly at the limit of your business overdraft, you may look overstretched. Additionally, making too many formal, “hard” applications for loans in a short window can signal to lenders that you're desperate for cash.

Director history and personal credit

Even for limited companies, the directors' histories matter - especially for newer firms. If a director has a history of failed businesses or a poor personal credit score, some agencies may factor this into the company’s risk profile. Most lenders will also check your personal file if you're providing a personal guarantee.

Why are business credit scores important?

You might think you only need a good score when you’re applying for a loan, but it impacts your day-to-day operations more than you’d realise.

1. Lower interest rates: Lenders reserve their best rates for low-risk businesses. A higher score could save you thousands in interest over the loan term.

2. Supplier credit terms: Suppliers often run business credit score checks before offering you 30 or 60-day payment terms. A poor score might mean you have to pay for everything upfront, which can have a negative impact on your cash flow.

3. Winning contracts: Larger companies and government bodies often check a potential supplier’s credit report to make sure they aren't at risk of going bust mid-contract.

4. Better insurance premiums: Some insurers use credit data to help price your premiums. A solid score can lead to cheaper business insurance.

How to check your business credit score

Knowing how to check your business credit score is the first step toward improving it - after all, you can’t manage what you don’t measure. Unlike personal scores, which are often free to access through apps, business reports sometimes require a small fee or a subscription, though many providers offer a free initial look.

Where to check your business credit score

• Experian (My Business Profile): One of the most common agencies used by high-street banks.

• Equifax: Another major player that provides a detailed risk breakdown.

• Dun & Bradstreet (D&B): Famous for their "D-U-N-S Number," which is often required for international trade or government contracts.

• Tide: Credit Score Insights gives you the power to understand, track, and take action to help you improve your business credit score. It integrates with a free business bank account to provide insights into your business credit profile

5 ways to improve your business credit score

If you’ve checked your report and the number is lower than you’d like, don't panic. Unlike a personal score, a business score can often be moved more quickly with a few strategic changes.

1. Pay your bills on time

This is the single biggest factor that contributes to your business credit score in the UK. Late payments to suppliers or lenders are a massive red flag. Even being a few days late on a utility bill can be reported to agencies and negatively impact your score. Setting up direct debits is the easiest way to ensure you never miss a deadline.

2. File your accounts early

When you file your accounts at Companies House, CRAs crawl that data immediately. Filing late - or waiting until the very last minute - can signal to a lender that your business is disorganised or struggling. Filing early shows transparency and stability.

3. Check for errors

You’d be surprised how often business credit reports contain mistakes. It could be an old address, a satisfied CCJ (County Court Judgment) that hasn't been updated, or even a typo in your SIC code. Make sure you regularly check business credit score reports to ensure the data is 100% accurate.

4. Keep your personal finances healthy

If you’re a start up or a sole trader, your personal credit history is often the only data a lender has to go on. Even for established limited companies, many lenders will ask for a personal guarantee, which means they'll still peek at your personal score.

5. Establish credit lines early

You can’t have a good business credit score if you have no history. Opening a business credit card or a small revolving credit facility and paying it off in full every month is a proven way to build a positive track record that agencies love to see.

3 tips for improving your business credit score

If you’re in a hurry to boost your business credit score before a major application, there are a few other things you can do:

• Trade references: If you have great relationships with suppliers, ask them to provide a trade reference to the credit agencies. Not all suppliers report data automatically, so a proactive nudge can help.

• Avoid hard credit searches: When you're shopping for finance, every hard credit search can slightly lower your score. Always ask for a soft quote first (which is exactly what we provide at Funding Options by Tide).

• Increase your credit limit: Even if you don't need the money, having a higher credit limit - whilst keeping your utilisation low - shows that you're a responsible borrower who isn't desperate for cash.

Summary

Your business credit score is more than just a number; it’s a reflection of your company’s reputation. By taking the time to check your business credit score and following the steps to improve it, you aren't just making it easier to borrow money - you're building a more resilient, professional business.

Looking for the right funding?

A good credit score opens doors, but you still need the right partner to walk through them. Whether you’re looking for asset finance to buy new kit or a working capital loan to bridge a gap, we can help.

At Funding Options by Tide, we scan the market to find the best deals for your specific situation. You can apply today without any obligation or impact on your credit score. Explore our full range of business loans now.

Please note that the information above is not intended to be financial advice. You should seek independent financial advice before making any decisions about your financial future.

It’s important to remember that all loans and credit agreements come with risks. These risks include non-payment and late-payment of the agreed repayment plan, which could affect your business credit score and impact your ability to find future funding. Always read the terms and conditions of every loan or credit agreement before you proceed. Contact us for support if you ever face difficulties making your repayments.

Funding Options, now part of Tide, helps UK firms access business finance, working directly with businesses and their trusted advisors. Funding Options are a credit broker and do not provide loans directly. All finance and quotes are subject to status and income. Applicants must be aged 18 and over and terms and conditions apply. Guarantees and Indemnities may be required. Funding Options can introduce applicants to a number of providers based on the applicants' circumstances and creditworthiness. Funding Options will receive a commission or finder’s fee for effecting such finance introductions.