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Sam Underwood

Sam Underwood

I design and build software: tools for SEOs and word games. A previous bootstrapped SaaS sits at seven-figure ARR, deliberately quiet. Not looking for client work, but open to interesting offers.

SERP Lens showing a page health audit beside a browser tab
SERP Lensv2.1

The workspace for SEOs and their agents. Page audits, SERP data and Search Console in one browser.

Also building

  1. WordsquaredWord finder for Scrabble, Wordle and crosswords. 300k+ words.Live

Before this, SEO consulting

  1. Soundtrap10M users · cloud DAW
    2025–2026
  2. Autodesk$5.5B revenue · NASDAQ-listed
    2023–2025
  3. Joules£218M revenue · 124 stores
    2022
  4. Sephora$16B revenue · 35 countries
    2022
  5. Headout$130M revenue · 35M+ guests
    2021
  6. Virgin Experiences£82M revenue · UK & US
    2021–2024

Also Interflora, REISS, Compare the Market, AO.com, Travel Republic and Photobox.