Top 0.001%
Prove it yourself.
Page speed here sits in the top 1% of the web. Stack that alongside the security rating, the accessibility score and the console output, and the number gets stranger: something like 1 in 400 million*, the sort of figure that invites disbelief rather than trust.
So don't trust it, run it yourself. Open developer tools and check the console: it's empty, which is rarer than it has any right to be. Check the security rating while you're at it.
Most sites are slow because nobody who built them ever measured anything. With our page speed optimisation services, we measure, then engineer every layer until it's perfect.
So don't trust it, run it yourself. Open developer tools and check the console: it's empty, which is rarer than it has any right to be. Check the security rating while you're at it.
Most sites are slow because nobody who built them ever measured anything. With our page speed optimisation services, we measure, then engineer every layer until it's perfect.
Because slow is costing you more than you think.
A slow website is the most expensive problem nobody puts on the books. Every second of load time quietly sheds visitors, conversions and rankings, and none of it arrives as a line item, so it goes unfixed for years. You never see the customers who left before the page appeared. You just see flat numbers and assume that is simply how it is.
Here is the uncomfortable part most agencies would rather you did not test. Open the developer tools on the average business site and the console is a mess of errors, the assets are bloated, and the whole thing was never measured by the people paid to build it. It works, so nobody looks. Slow is not bad luck. It is the accumulated cost of nobody ever caring enough to check.
Real speed is not a plugin you switch on. It is every layer of the stack pulling in the same direction, the server, the code, the assets, the edge, each one measured and tuned until the whole is fast because all of it is. That is the difference between a site that scores well on a good day and one that sits in the top 1% and stays there.
Here is the uncomfortable part most agencies would rather you did not test. Open the developer tools on the average business site and the console is a mess of errors, the assets are bloated, and the whole thing was never measured by the people paid to build it. It works, so nobody looks. Slow is not bad luck. It is the accumulated cost of nobody ever caring enough to check.
Real speed is not a plugin you switch on. It is every layer of the stack pulling in the same direction, the server, the code, the assets, the edge, each one measured and tuned until the whole is fast because all of it is. That is the difference between a site that scores well on a good day and one that sits in the top 1% and stays there.
Check our scores for yourself, then other providers...
0
PAGESPEED SCORE
Speed is a ranking signal, a conversion lever and an advertising discount. Paying for it once beats paying more.
0
ACCESSIBILITY SCORE
More users, less legal risk, better rankings. Built for everyone means built for every opportunity.
A+
SECURITY RATING
Trust signals that protect users and build authority. What AI and search check before they cite you.
0
TTFB
How fast your server responds sets the ceiling for everything else. Ours sits in the top 1% globally.
What is website performance optimisation?
Website performance optimisation is the work of making a site genuinely fast, for real people on real devices, not just fast in a synthetic test you can game. It covers everything that decides how quickly a page becomes usable: how fast the server responds, how efficiently the code and assets load, how cleanly the page renders, and how well all of it reaches someone half a world away. The measurable side shows up in Core Web Vitals and scores like PageSpeed. The real prize is the human one: a site that feels instant, holds attention and converts, instead of one people abandon while the spinner turns. Done properly it touches every layer, because a single slow layer drags the whole thing down with it.
What slows a site down?
Almost always the same culprits, stacked on each other. A bloated theme and a pile of plugins, each adding code the page never needed. Images shipped at five times the size they display. Render-blocking scripts that make the browser wait before it can draw a thing. A slow server with a sluggish time-to-first-byte, often cheap shared hosting straining under load. No real caching, so the same work is redone on every visit. And a small army of third-party scripts, analytics, chat widgets, trackers, each taxing every page load. Individually, none looks fatal. Together, they are why your site takes four seconds to do what ours does in well under one.
How long does it take?
Faster than most expect, because this is mostly diagnosis and targeted fixing, not a rebuild. A focused engagement usually moves the needle within days to a couple of weeks, depending on how the site was built and how deep the rot runs. Some wins are immediate: caching, compression, image handling. Others, the server layer or a tangled render path, take longer because they touch the foundations. The results show the moment the work lands, in the scores and the load time, and over the following weeks in the rankings and conversions that follow speed around like a shadow.
How we work.
It starts with a real measurement, because guessing at performance is how people spend money making the wrong thing faster. We find the actual bottleneck, fix it at the layer it lives in, and prove the gain with a before and after you can read yourself. For most sites that is a focused project. For ones that change constantly, or that sit on infrastructure fighting against them, it is worth doing properly at the foundation rather than patching forever. We price against what the site genuinely needs, and we will tell you when the honest fix is the hosting, not us.
Are page speed optimisation services worth your time?
It is, if:
✔ Your site feels slow and nobody can tell you why
✔ Core Web Vitals are failing, or scraping a pass you don't trust
✔ Your SEO has flattened and speed is the suspect no one checked
✔ The checkout drags the moment it gets busy
✔ A previous agency installed a "speed plugin" and called it fixed
✔ You want visitors to stay longer
✔ You need higher conversion rates and sales
✔ Core Web Vitals are failing, or scraping a pass you don't trust
✔ Your SEO has flattened and speed is the suspect no one checked
✔ The checkout drags the moment it gets busy
✔ A previous agency installed a "speed plugin" and called it fixed
✔ You want visitors to stay longer
✔ You need higher conversion rates and sales
It probably isn't, if:
✖ You're hoping £2-a-month hosting can be saved without moving it
✖ You would rather nobody touched the code
✖ You want a 100 score for its own sake, not the revenue it stands in for
✖ You would rather nobody touched the code
✖ You want a 100 score for its own sake, not the revenue it stands in for
Speed Optimisation Packages
Two ways in, and a way to keep it. Fixed price, quoted before we start, no "it depends".
Performance Audit
£295
We test on real devices, find the actual bottleneck, and hand you a prioritised plan you can read yourself, whether you hire us for the fix or not.
- Yours to keep, credited if you go ahead with page speed optimisation
- Real-device, real-connection testing
- The true bottleneck, found and named
- Waterfall and Core Web Vitals baseline
- Console and error-log check
- A prioritised fix plan, in plain English
Speed Optimisation
£795
The fix. A focused project that clears the bottleneck at the layer it lives in, the server, the render path, the assets, the edge, and proves the gain with a before and after in numbers you can read.
- Server and TTFB tuning
- Render path cleared, critical CSS
- Images and assets right-sized
- Caching, Brotli and HTTP/3 at the edge
- Third-party scripts brought to heel
- Before and after, in numbers you can read
Keep it fast
£150
Zenstate Essentials
If you want it held at the top rather than fixed once, ongoing performance monitoring lives inside our Zenstate care plans, starting at £150 per month, so it stays fast without you thinking about it.
- Speed monitored, never assumed
- Core Web Vitals watched every month
- Regressions caught before they bite
- Re-tuned as the site changes
- Reported in plain English
- Part of your Zenstate plan
How we hit the top 0.001%.
01. Measure, properly
Test on real devices and real connections, and find the actual bottleneck instead of guessing. Most performance money is wasted speeding up the layer that was never the problem.
Real-device testing
Bottleneck diagnosis
Waterfall analysis
Core Web Vitals baseline
02. Fix the server
Everything above the server inherits its speed, so a slow time-to-first-byte caps the whole site. We tune the layer most providers never touch.
TTFB reduction
Server & PHP tuning
Database optimisation
Origin caching
03. Fix the front end
Stop the browser waiting. Strip the render-blocking, right-size the assets, and clear the path so the page draws the moment it can.
Render-path optimisation
Image & asset pipeline
Render-blocking removal
Critical CSS
04. Push it to the edge
Serve the finished, compressed result from as close to the visitor as possible, over modern protocols, so distance stops being a tax.
CDN & edge caching
Brotli compression
HTTP/3
Global delivery
There is no speed button.
Every month a new tool or plugin promises one-click performance, and every month sites install it and stay slow, because speed was never a button you press. The tools are genuinely useful, and we use them. They automate the easy ten percent. They cannot touch the layers that actually decide it: the server, the architecture, the render path, the judgment about what to cut. The fast site and the slow site often run the very same plugins. The whole difference is the person who knew which layer was lying.
Shared Risk
Top 0.001% Performance
Cross-Platform Veteran
Zero Console Errors
Conversion-Engineered
Senior-Led Execution
Questions & Answers
What Is Website Performance Optimisation?
The work of making a site genuinely fast for real users, not just in a synthetic test. It covers the server, the code, the assets, the render path and the delivery, every layer that affects how quickly a page becomes usable. The payoff shows in Core Web Vitals and PageSpeed scores, and more importantly in conversions and rankings.
What Are Core Web Vitals?
Google's measures of real-world loading experience: how fast the main content appears, how quickly the page responds, and how much it shifts about as it loads. They affect rankings and they track closely with whether people stay. Passing them is a baseline, not a finish line. The top 1% is well beyond a pass.
Why Is My Website Slow?
Usually several things stacked: a bloated theme and too many plugins, oversized images, render-blocking scripts, a slow server, no real caching, and a crowd of third-party trackers. Each looks harmless. Together they are why a page takes seconds to do what a tuned one does in under one.
How Fast Should My Website Be?
Fast enough that nobody notices it loading. In numbers, that means passing Core Web Vitals comfortably and a PageSpeed score in the 90s, but the honest target is "instant to a real person on a real phone." If your visitors are waiting, you are losing some of them, every single day.
Will Faster Hosting Fix It?
It is one layer, and often an important one, because a slow server caps everything above it. But hosting alone will not rescue a site drowning in bloated code and unoptimised assets. The fast result comes from fixing every layer that matters, and sometimes the server is the right place to start. We will tell you honestly if it is.
Can't a Plugin Just Speed It Up?
A good caching plugin helps, and we use them. It handles the easy part. It cannot fix a slow server, a tangled render path, or a theme built without a thought for speed. The fast site and the slow site often run the same plugin. The difference is everything the plugin cannot reach.
How Do You Prove the Results?
Before and after, on numbers you can read yourself: PageSpeed scores, load times, waterfall charts, an empty error console. And the simplest proof of all is this page. It loads in the top 1% of the web, and you can test it right now, before you have spoken to a soul.
Everyone says they're fast. We left the dev tools open so you can check
We put our own money on the line.
If we agree the numbers before we start, hitting them is our problem, not yours. Miss them and we keep going at no extra charge until we land them, or the optimisation fee comes back. On eligible projects we would rather take a share of the result than a fee for the effort, because we back the outcome. Almost nobody in this trade will do that, which tells you how sure the rest of them are.