UK Mainland
| 2018 | (2017) | Company | Number of tankers |
| 1 | (1) | Certas Energy | 900 |
| 2 | (2) | WFL (UK) | 380 |
| 3 | (3) | Goff Petroleum | 105 |
| 4 | (4) | NWF Fuels | 99 |
| 5 | (5) | Rix Petroleum | 92 |
| 6 | (6) | WCF Fuels | 69 |
| 7 | (7) | Johnston Oils | 68 |
| 8 | (8=) | Ford Fuel Oils | 60 |
| 9 | (8=) | WP Group | 50 |
| 10 | (11) | Highland Fuels | 47 |
| 11= | (8=) | Gleaner Oils | 44 |
| 11= | (16=) | Oil 4 Wales | 44 |
| 13= | (12) | Carrs Billington | 40 |
| 13= | (13) | Mitchell & Webber | 40 |
| 15 | (14=) | Oilfast | 39 |
| 16 | (14=) | Heltor | 38 |
| 17 | (18) | Oil NRG | 36 |
| 18 | (16=) | Barton Petroleum | 35 |
| 19 | (19) | Fuel Oils Holdings | 32 |
| 20 | (20) | James D Bilsland | 27 |
-
Distributors are ranked by number of tankers compiled from data supplied to Fuel Oil News by the relevant companies in January 2018.
Source: Fuel Oil News February 2018.
Republic of Ireland
| Rank | Company | Number of tankers 2018 | Number of tankers 2017 |
| 1 | East Cork Oil Co | 163 | 161 |
| 2 | Topaz | 127 | 127 |
| 3= | TOP Oil | 122 | 110 |
| 3= | Corrib Oil | 110* | 110* |
| 5 | Jones Oil | 45 | 41 |
| 6 | EMO ROI | 37 | 37 |
| 7 | Valero Marketing Ireland | 36 | 36 |
| 8 | Campus Oil | 30 | 30 |
| 9 | M&J Kelleher | 18 | 17 |
| 10= | Glen Fuel Services | 16 | 16 |
| 10= | Ultima Oil | 16* | 16* |
Northern Ireland
| Rank | Company | Number of tankers 2018 | Number of tankers 2017 |
| 1 | LCC Oil | 79 | 72 |
| 2 | EMO Oil (NI) | 55 | 55 |
| 3 | Carlisle Fuels | 30 | 30 |
| 4 | Bangor Fuels | 28 | 28 |
| 5 | AH Fuel Oils | 25 | 23 |
| 6 | Thompson Fuels | 16 | 16 |
| 7 | Patterson Oil | 16 | 16 |
| 8 | Morrow | 14 | 14 |
| 9= | P Ferguson & Sons | 11 | |
| 9= | WR Kennedy | 11 |
The top 10 lists for Northern Ireland and the Republic of Ireland are based on tanker fleet size. Figures, taken on trust, were provided in January/February 2018.
Figures marked with an * are 2016.
As a result of recent changes in their operation Topaz Energy and Top Kelly Fuels are no longer in the top 10. The companies in =9th position are new entrants.
Fuel Oil News respects the wishes of some distributors who chose not to disclose figures. Based on 2010 figures Nicholl Fuel Oils remains in the Northern Ireland top 10.
Source: Fuel Oil News March 2017.
Top 10 logistic companies
| 2018 | (2017) | Company | Number of tankers |
| 1 | (1) | Hoyer Petrolog | 373 |
| 2 | (2) | Turners (Soham) | 222 |
| 3 | (4) | XPO Logistics | 190* |
| 4 | (3) | Wincanton | 184 |
| 5 | (5) | DHL | 165 |
| 6 | (6) | Reynolds Logistics | 145 |
| 7 | (8) | Greenergy Flexigrid | 132 |
| 8 | (7) | Suckling Transport | 126 |
| 9 | (-) | Suttons Transport | 70** |
| 10 | (9) | Montgomery Transport Services | 32 |
The list of the top 10 UK fuel logistics companies is based on size of tanker fleet. Figures, which were taken on trust, were provided by the individual companies.
*figure is 2017
** last appeared in the 2014 list with 43 tankers
Source: Fuel Oil News August 2018.