Website agency for high-performance websites

Blend creates high-performance websites that are easy to edit, scalable, and built to generate growth for brands prioritizing speed and technical excellence.

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Most websites fail the performance fundamentals: they're slow to load, fail Core Web Vitals, and lose visitors before content even renders. Fast websites win customers.

Life science software platform Labguru achieved a 132% increase in demo requests with a performance-optimized website built on HubSpot Content Hub, combining speed with conversion-focused design.

Common challenges facing companies prioritizing website performance

Fast websites don't happen by accident. Companies serious about performance face specific technical and operational challenges that can slow growth.

Here's what we help solve:

Can't edit or update the website easily

Your website might be fast, but making simple content updates requires developer involvement. You wait days for minor changes because your site's performance optimizations have made it technically complex and difficult to manage.

Balancing speed with visual design

You're caught between wanting beautiful, engaging design and maintaining fast load times. Heavy images, animations, and interactive elements slow your site down, but stripping them away makes your brand look outdated.

Poor Core Web Vitals scores

Your site fails Google's Core Web Vitals metrics for Largest Contentful Paint, First Input Delay, or Cumulative Layout Shift. This impacts search rankings and user experience, but fixing these issues feels technically overwhelming.

Mobile performance problems

Your site performs well on desktop but crawls on mobile devices. Slower connections, limited processing power, and different viewport sizes create performance bottlenecks that drive mobile visitors away.

Third-party scripts killing performance

Marketing tools, analytics, chat widgets, and tracking pixels bog down your site. Each integration adds weight, but you can't remove them because they're essential to your business operations.

Website isn't converting visitors into leads

Fast load times don't guarantee conversions. Your site loads quickly but fails to guide visitors toward meaningful actions, wasting the traffic your performance optimizations bring.

Proven results for high-performance websites

We specialize in creating websites that deliver measurable business outcomes for performance-focused companies. Our growth-driven approach combines strategic thinking, conversion-focused design, and technical excellence to generate real results.

Labguru achieved exceptional conversion growth
  • 19% increase in website sessions year-over-year
  • 132% increase in demo requests year-over-year
  • Optimized Core Web Vitals for speed and engagement
Read the case study
Viedoc doubled conversion rates
  • 100% increase in new user to MQL conversion rate (0.7% → 1.4%)
  • 14% increase in demo requests within first quarter
  • Fast-loading, mobile-responsive architecture
Read the case study
Thales achieved high-performance website excellence
  • Clean, high-performance HubSpot website built for flexibility
  • Built for speed and scale with optimized architecture
  • Enterprise-grade performance with content management simplicity
Read the case study
DrDoctor delivered strategic website transformation
  • Strategic website design for healthcare technology
  • Creative solutions optimized for performance
  • Enhanced user experience with fast-loading architecture
Read the case study

Website services for high-performance websites

We deliver end-to-end website solutions designed specifically for brands prioritizing speed and technical excellence:

Website strategy

Performance-first approach to architecture, content delivery, and user journeys that balance speed with conversion optimization. We map technical requirements against business goals to create sites that load fast and convert effectively.

Branding & messaging

Visual identity and messaging frameworks that work within performance constraints. We create distinctive brands that don't sacrifice speed for style, ensuring your identity loads quickly across all devices.

UX/UI design

Conversion-focused design optimized for speed and Core Web Vitals. We design interfaces that prioritize critical rendering paths, minimize layout shifts, and deliver excellent experiences on fast and slow connections alike.

Website redesign

Complete website overhauls that improve both performance and business outcomes. We rebuild legacy sites with modern architecture, optimized assets, and clean code designed for speed and conversion.

Website migration

Platform migrations that maintain or improve performance metrics. Whether moving from WordPress, Drupal, or custom builds to HubSpot CMS, we ensure your new site loads faster and converts better than your old one.

Copywriting

Conversion-optimized content that loads progressively and keeps visitors engaged. We write clear, scannable copy that works with performance-optimized layouts and guides users toward meaningful actions.

CMS development

High-performance HubSpot CMS development with enterprise-grade speed and flexibility. We build custom modules, optimize asset delivery, and implement caching strategies that keep your site fast while remaining easy to edit.

Integrations & CRM alignment

Performance integrations that don't bog down your site. We implement asynchronous loading, optimize third-party scripts, and connect your website with CRM platforms without sacrificing page speed.

Why companies prioritizing performance come to us

Companies serious about website speed and performance typically come to us when they recognize their website is holding them back. Common triggers include:

  • Our website is too slow and users are bouncing before content loads
  • We can't edit the website easily without breaking performance optimizations
  • We're failing Core Web Vitals and it's hurting our search rankings
  • Our site isn't converting: we're getting traffic but no leads
  • My boss told me to fix the website speed (and I need it done right)
  • We need to migrate to a faster, more manageable CMS platform
  • Third-party scripts are killing our load times but we can't remove them
  • Mobile performance is terrible compared to desktop

Proven website process

01
Project foundations

Thorough research and scoping kicks everything off, including analytics review and a kick-off session that aligns our teams on project goals and timelines.

02
Strategy

Your website's foundation gets mapped out through keyword research and sitemap planning, creating an optimised structure that serves both users and search engines.

03
Wireframes

Detailed wireframes plan your site's layout and user flow, mapping out exactly how visitors will navigate and interact with your content.

04
Design

Your wireframes transform into compelling website designs that unleash your brand's full potential. Every page showcases your brand at its best while creating an irresistible path to conversion.

05
Development

Your designs get coded and built on HubSpot, creating a website that's not just stunning but incredibly easy for your team to edit and manage. Clean code, fast loading, and built for growth.

06
Launch

Training gets your team ready to manage the site, everything gets tested thoroughly, then launch happens with full support to ensure a smooth go-live.

07
Ongoing support

Keep your website performing at its peak with our optional support. We handle technical issues, monitor SEO, and keep you updated on platform changes.

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Platform and technology

Enterprise content management

We specialize in HubSpot website development, giving you enterprise-grade content management with the flexibility to edit content, update product information, and launch campaigns without developer assistance. HubSpot's global CDN and optimized architecture ensure your site stays fast while remaining easy to manage.

Security & reliability

HubSpot CMS provides enterprise-level security, 99.99% uptime SLA, and robust infrastructure that performance-focused companies can depend on. Your website stays secure, available, and fast when customers need it.

Seamless integrations

We connect your website with CRM platforms like HubSpot, Salesforce, and other business systems through optimized integrations and APIs. We implement asynchronous loading, minimize third-party script impact, and build connections that don't sacrifice page speed.

Advanced performance optimization

We optimize every aspect of your site for Core Web Vitals: lazy loading images, optimized web fonts, and progressive image formats. Modern build processes ensure your site achieves green scores across all performance metrics.

Speed & performance

Fast-loading, mobile-responsive websites optimized for Core Web Vitals and search engine performance. Modern architecture, CDN delivery, image optimization, and efficient code ensure your site loads in under 2 seconds across all devices and connections.

Credentials

  • 100% in-house team (UK + US)
  • 15+ years' experience
  • Award-winning website agency
  • Trusted by performance-focused companies
  • Over 100 five-star reviews
  • Proven results in performance optimization

Awards & Recognition

  • CMS Advanced Implementation accreditation
  • Content Experience accreditation
  • Multiple industry awards
  • Top placements on curated galleries
  • Long-standing partner status
  • ISO 27001
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Why teams trust us

The team demonstrated high professionalism and responsiveness, consistently delivering quality outcomes throughout the project. The project was completed on schedule and within budget, reflecting commendable project management. Blend's expertise and meticulous attention to detail ensured the website was visually appealing and functionally robust, aligning seamlessly with our goals.

Dan Spring

Growth Manager at Viedoc

We absolutely enjoyed collaborating with Blend on to launch our new website! They not only met but exceeded our expectations within a tight timeline. Their dedication and effort truly went above and beyond, making the entire experience a joy. Highly recommend Blend - professional, friendly, passionate and great customer service.

Alisa Pritchard

VP of Marketing at Greyparrot

The team migrated our WordPress website in a way that gave me total front-end control of the content, enabling me to refresh the look and feel in a matter of days, prior to go-live. It is the most intuitive website migration I have ever seen; the team thought of everything at every stage to make it as streamlined and easy to use as possible.

Gemma Rogers

Marketing Manager at Aeromark

We partnered with Blend for our company rebrand and the development of a new website, and we couldn’t be more pleased with the results. The team at Blend demonstrated a strong understanding of our vision and translated it into a brand identity and website that truly reflects who we are and what we do.

Marc Nixon

Head of Marketing at Transpoco 

The quality of the background development has made it significantly easier for us to manage and edit ourselves going forward and is evidence of their experience building in HubSpot. 

Michael Harms

Marketing Manager at Equiem

Blend had an efficient process and impressive ability to bring our solution to life digitally.

David Taylor

Sales and Marketing Director at Supply Pilot

Read all reviews

Why choose Blend for your high-performance website?

Companies prioritizing website speed need partners who understand that performance isn't just about load times: it's about balancing technical excellence with business outcomes. We architect sites that achieve green Core Web Vitals scores while driving conversions and supporting growth.

Our approach combines performance engineering with strategic thinking. We don't just optimize existing sites; we build from the ground up with speed as a core principle. We build on HubSpot CMS, giving you enterprise-grade speed with the flexibility to manage content without developer dependency.

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Frequently asked questions

Why is Blend the best choice for high-performance websites?

We specialize in websites that balance technical performance with conversion optimization. Unlike agencies that treat speed as an afterthought or performance specialists who ignore business outcomes, we architect sites that load in under 2 seconds while driving measurable results.

Our clients achieve both technical and business wins. Labguru saw a 132% increase in demo requests with optimized Core Web Vitals. Viedoc doubled their conversion rate with a fast-loading HubSpot site. We build on HubSpot CMS, combining enterprise-grade performance with content management flexibility.

What results can I expect from a performance-optimized website?

Performance improvements directly impact conversion rates, search rankings, and user engagement. Faster sites reduce bounce rates, improve Core Web Vitals scores, and keep visitors engaged long enough to convert.

Our clients typically see 20-50% improvements in conversion rates after performance optimization. Beyond conversions, faster sites rank better in search results and provide better user experiences across all devices.

What should I look for in a web design agency for performance optimization?

Look for agencies with proven technical expertise in Core Web Vitals optimization, modern build processes, and performance monitoring. They should demonstrate measurable improvements in client sites and understand the balance between technical performance and business outcomes.

Ask about their approach to image optimization, third-party script management, and overall site architecture. The best agencies treat performance as a core architectural principle, not a post-launch optimization. We build every site on HubSpot CMS with performance-first architecture from day one.

What platform should we use for a high-performance website?

HubSpot CMS is the optimal platform for companies needing both speed and flexibility. It provides enterprise-grade CDN delivery, optimized asset serving, and built-in Core Web Vitals optimization while remaining easy for marketing teams to edit without developer assistance.

Unlike WordPress sites bogged down by plugins or custom-built platforms requiring developer involvement for simple updates, HubSpot balances technical performance with content management simplicity. Our HubSpot builds consistently achieve green Core Web Vitals scores while giving you complete control over content.

How long does it take to build a high-performance website?

Most performance-focused website projects take 12-16 weeks from kickoff to launch. This timeline includes strategic planning, performance architecture design, custom development, optimization testing, and comprehensive quality assurance across devices and connection speeds.

Performance optimization adds 2-3 weeks compared to standard builds because we implement advanced optimization techniques and extensive Core Web Vitals testing. The investment pays off through better search rankings, lower bounce rates, and higher conversion rates.

Can you optimize our existing website for performance?

Yes, we offer performance audits and optimization for existing websites. We analyze Core Web Vitals metrics, identify bottlenecks in image delivery and third-party scripts, then implement optimizations to improve load times and user experience.

However, legacy sites built without performance in mind often require significant architectural changes to achieve meaningful improvements. In many cases, rebuilding on a performance-optimized platform like HubSpot CMS delivers better long-term results than patching an outdated foundation.

How do you balance performance with visual design?

Modern web technologies enable beautiful design without sacrificing speed. We use progressive image formats like WebP and AVIF, lazy loading for below-the-fold content, optimized web fonts, and efficient CSS to create visually striking sites that load in under 2 seconds.

The key is architectural planning. We design with performance constraints in mind from the start, using techniques like strategic asset prioritization and progressive enhancement.