Your Ideas. Your Identity. Brought to Life.

The Inner Sanctum Group is a Derby-based custom printing and merchandise business, built to help brands, bands, creators and businesses turn their ideas into products people genuinely want to wear.

  • Founded by Ewan and Luke

    ISG started with a simple goal: to make high-quality custom clothing and merchandise more accessible, affordable and straightforward. No confusing processes, no unnecessary minimum orders, no generic copy-and-paste products — just quality garments, bold designs, and a team that genuinely cares about getting your order right.

  • More Than Just Printing

    We help our customers take an initial idea and turn it into something real. Whether you already have finished artwork or only a rough concept, we can help with the design, product selection, mock-ups, printing and fulfilment — T-shirts, hoodies and sweatshirts, branded workwear and staff uniforms, band and creator merchandise, hats, tote bags and accessories, posters and promotional materials, personalised gifts and sublimation products, print-on-demand merchandise stores, and bulk clothing for events, gigs and businesses.

    Customise a product 

  • Built for Creators

    We know launching merchandise can feel expensive and complicated. That's why we offer bands, artists and creators the chance to launch their own merchandise without buying stock upfront — we help create your designs, build your merch page, print each order and dispatch directly to your fans. You focus on your audience. We handle the merchandise.

    Sell your merch with ISG 

  • Built for Business

    Professional workwear should represent the quality of your business. We supply customised clothing for tradespeople, hospitality teams, independent businesses, events and growing companies — from five branded polos to a complete uniform package.

    Shop workwear 

Why Choose ISG?

  • Personal Service

    You're speaking directly with the people designing, printing and preparing your order — not a call centre.

  • Free Visual Mockups

    See how your design will look before anything is printed.

  • Flexible Order Quantities

    One personalised item or a full team order — we support both, with no minimum order.

  • Quality Checked By Us

    Every product is printed, inspected and prepared with care before it leaves us.

  • Honest, Affordable Pricing

    Professional custom clothing shouldn't only be accessible to big companies with big budgets.

  • Derby-Based, UK-Wide

    Proud to be based in Derby and to support businesses, musicians and creators across the UK.

  • Our Approach

    We treat every order as though it represents our own brand. That means checking the artwork, positioning the print correctly, selecting suitable garments and making sure the finished product is something both we and the customer can be proud of. We're constantly improving our equipment, products and processes so we can offer better quality, faster turnaround times and more creative possibilities.

  • Ready to Create Something?

    Whether you're building a business, growing a fanbase, organising an event or creating something personal, send us your logo, artwork or idea and let's create something worth wearing. No pressure, no obligation — just a free mockup and a personalised quote.

    Start Customising