About Us

TISS Ltd, the global leader in fuel security and safety devices, was founded in 2001 by former hauliers Brian and Ryan Wholey. Having successfully established Wholey International, a family-run haulage firm operating from the North West of England, Brian and Ryan used their knowledge and experiences to establish TISS Ltd with the aim of becoming the world’s leading dedicated truck security and safety specialists.


Boasting a team with over 60 years experience in the haulage industry, TISS Ltd fully understand all the major security problems faced by truck and fleet operators. TISS Ltd have now sold our security solutions to 3,000 companies including a range of blue-chip multinationals including DHL, Wincanton, Tesco, Sainsbury’s, Asda-Walmart, Nestle, Maritime Transport and many other leading logistics companies.

Brian Wholey beside his truck, the start of the truck fuel theft business

A family affair: A young Ryan Wholey CEO, at the wheel of his father’s truck back in the 1970’s

TISS has become the leading supplier of diesel anti-siphons in the industry. Fuel security devices.

TISS Ltd are primarily known for the market leading TankSafe® range of fuel security and safety devices, which contains the Award Winning ‘Optimum’ device: the ONLY device to completely prevent ‘skimming’ of fuel, 3rd party fuel theft, overfilling and diesel spills. TISS Ltd’ expertise and huge success in ensuring fuel security has resulted in TISS Ltd expanding their range to other markets.

TISS Ltd are committed to innovation and providing customers with the most effective and highest quality security solutions. Our efforts have been rewarded with many awards including: Siemen’s ‘Best New Product’ in 2001, HSBC ‘Start Up Stars Finalist’ in 2002, Business Link ‘Business of the Year’ 2002, BMF ‘Kill Spills Award’ in 2006, and two Queen’s Awards for Enterprise – for International Trade in 2014 and Innovation in 2018. Additionally, our range of products is accredited to ISO Quality Standard 9001:2000 standard and all are supplied with a 3 Year Guarantee.

TISS Ltd are now a multi-national company with a strong distribution network covering all areas of the globe and sales made on all 6 continents. Additionally, the fuel security business supply 12 of the leading Truck Manufacturers in the world with the TankSafe® range.


The aim of the company over the next few years is to continue this expansion to ensure all products in TISS Ltd’ portfolio are at the forefront of fuel security in the world, in addition to maintaining TISS Ltd’s commitment to their core values of Excellence, Quality, Innovation, Passion and Making a difference.

TISS receive their second Queen's award for fuel security and safety innovation

Striving for excellence: The current TISS team receiving their Queen’s Award for International Trade