Rob Rule, Hexadex Ltd

clock • 1 min read

Hexadex is a privately-owned UK group consisting of 3 operating companies (Eminox Ltd, Teconnex Ltd and Ceramex Ltd) with a range of products and services related to vehicle exhaust after-treatment and emissions reduction.

The group was founded in the 1970's and has grown to a turnover of around £85m. We are now looking to grow the group into new products and sectors through investment and/or acquisition, with an emphasis on clean technology.

More on Investment

NatWest AGM interrupted by climate protestors

NatWest AGM interrupted by climate protestors

Re-elected NatWest chair agrees to meet investors concerned at bank’s climate policy, after AGM hit by protests

Stuart Stone
clock 28 April 2026 • 4 min read
Forest secures £27m funding boost for London e-bike expansion

Forest secures £27m funding boost for London e-bike expansion

Company now has 1.5 million users and enables two million rides a month in London, making it the world's largest shared e-bike market

clock 28 April 2026 • 2 min read
Investors managing $1.38tr in assets accuse NatWest of climate 'backtracking'

Investors managing $1.38tr in assets accuse NatWest of climate 'backtracking'

Sixteen institutional investors back AGM statement expressing concern at bank's approach as energy transition reaches critical point

Stuart Stone
clock 27 April 2026 • 4 min read