In the high-tech market of fuel additives, LDL® has established a strong presence through developing technologies for both manufacturing and marketing. Oil Service Fuels has made strategic alliances with leading global companies in the field of fuel additives to preserve the environment, improve performance of diesel engines and provide consistency in all weather conditions. Read more


Oil Service Fuels, Inc. is a Wyoming corporation established in 1981. LDL® was developed as a diesel fuel additive and conditioner. Product credibility and performance have been established within USA marketplace.

We are seeking to create associations with creditable entities to develop licensing and/or joint venture agreements for specific developing countries in the world. Read more