SEO Agency Hertfordshire | Search Engine Optimisation

Amax Marketing is an SEO agency serving businesses across Hertfordshire. Based at Neptune Road, Harrow on the Hertfordshire and London border, we deliver SEO that grows organic traffic and generates real leads for Hertfordshire businesses.

SEO for Hertfordshire businesses

Hertfordshire businesses compete across a large geography, from St Albans and Watford to Hemel Hempstead, Stevenage and Welwyn Garden City. We handle technical SEO, local SEO, content strategy and link building to make your business visible when customers search.

What our Hertfordshire SEO service includes

Technical SEO: site audits, crawlability fixes, Core Web Vitals, structured data and indexation health. Local SEO: Google Business Profile optimisation, map pack rankings and citation building across Hertfordshire towns. Content strategy: keyword research and long-form articles that rank for the terms your customers search. Link building: digital PR and editorial links that build domain authority without penalty risk.

Proven results

Neasden Hardware: +557% organic sales in three months. PSL: +96% organic traffic in six months. Quickfit Container Accessories: +4,470% organic sessions and over 100,000 in organic revenue in under six months. The same senior team delivers all of this work, no account managers.

No lock-ins

Four-month initial engagement, then renewable monthly. Cancel with 30 days notice. You own every asset and every credential. The person you meet is the person running your campaign.

Common questions

SEO Agency Hertfordshire, answered

We work with businesses across the county, including St Albans, Watford, Hemel Hempstead, Stevenage and Welwyn Garden City, from our base just over the county line .

Yes: this page is specifically about SEO. Our Harrow-based digital marketing service covers the full mix of SEO, PPC, web development and social media for businesses wanting everything under one agency; this Hertfordshire service is for businesses that want SEO specifically, whether standalone or alongside marketing they already run elsewhere.

Results vary by starting point and sector, but recent campaigns have delivered a 4,470% increase in organic sessions and over £100,000 in organic revenue within six months for one ecommerce client, alongside longer-standing results like a 96% traffic increase for PSL and 557% organic sales growth for Neasden Hardware.

No: we work on an initial engagement period followed by a renewable, cancel-anytime-with-notice basis, rather than tying businesses into a lengthy fixed contract.

The fundamentals are the same, but local and regional search behaviour differs from London's: less competition for some terms, different customer search patterns, and often a stronger local map-pack opportunity. We tailor keyword targeting and content to reflect how your specific catchment actually searches, rather than reusing a London-specific playbook.

Get a free SEO audit for your Hertfordshire business

Book a free audit and we will assess your current rankings, identify the fastest opportunities and give you a clear picture of what SEO can deliver. No obligation, no pitch deck.

What clients say

Real reviews from real clients.

★★★★★ Rated 5.0 on Google

“★★★★★

I've worked with Amax for several months now and I've been super impressed by their attention to detail, dedication, approachability and professionalism. Would highly recommend them.

Laura Alderson JF Hudson

Amazing experience with Amax.

InDesign Showroom London InDesign Showroom

We had a great experience working with Amax Marketing. Rahul, Terence and Christopher were extremely helpful and responsive throughout, making everything very straightforward. Nothing was too much trouble. We're really pleased with the final result and would highly recommend them.

MidWales Storage Self storage

Our experience with Amax has been fantastic. They made us a fantastic website for our self storage site to operate from. The response on tasks and customer care has been brilliant. Truly a 10/10 business to work with!

George Goodson Self storage

Professional, quick and friendly service, delivering exactly what was requested and on time. Couldn't have asked for more! Very happy with the results and to work with the whole team. Cheers guys!

Samer Ebbini Client

We've worked with Amax for the past few years and have a great, collaborative relationship. Their communication has been fantastic and they're always open to new ideas, delivering on what they say they'll do with quick turnarounds.

Joshua Webb Client

We're thrilled with the website Amax Marketing created for Orange Box Self Storage. It's professional, visually stunning, and perfectly optimised for SEO. Their customer service has been outstanding, always responsive and genuinely invested in our success. We can't wait to continue our partnership with ongoing SEO and PPC campaigns.

Binder B Orange Box Self Storage

Rahul and the AMAX team have been working on our website for the last couple of months, and I have been very impressed with the results! They have been re-designing parts of the site and adding SEO, and we've had a lot more traffic to the site as a result. We look forward to seeing even more results in the future!

Emily Bibb Client

Rahul and his team have recently begun re-designing and re-building our website in preparation for SEO work, and so far it has been fantastic! Really impressed with how quickly they got to grips with what we're about and what we want to achieve. Excited to see the final result!

Sean Kelly Client

The team is very supportive, creative and organised when it comes to our marketing calendar. They take our views and needs into account and always find a way to 'translate' them into marketing terms.

Happy Tree Happy Tree Academy

Amazing experience with Amax Marketing! They built my self storage website and the process from start to finish was first class. I highly recommend them!

Grant Daniel Store Secure

We found Rahul and Terence to be knowledgeable, friendly and very helpful. When we have issues with our emails or website their response time has been very impressive, fixing the issue in great time.

Damian Mulhern Shield Self Storage

We've been working with the Amax team for a few years now for all things web design and development. Rahul, Naveed and Terence helped us build our website, set up pages with dynamic features, and source an event photographer. The communication is seamless and they're quick to troubleshoot. Great work!

Celia Illes ICFS

We worked with Amax to redesign the Sheeplands Self Storage website in 2024 and the whole experience was brilliant from start to finish. The team were helpful, communicative, and made the process really straightforward. They also hosted our site for a couple of years.

Sophie Baker Sheeplands Storage

I honestly cannot recommend this company enough. From the start, Rahul and Terence have been brilliant to work with. Communication has been excellent throughout, with quick responses, regular updates and a WhatsApp group that made everything really easy.

Idris Purple Monkey Self Storage

Strong knowledge, results-driven. Worked with Amax for nearly 3 years now, results keep moving in the right direction. Recommend!

Elyas Coutts Client

Read all our reviews on Google →