Microbial enhanced oil recovery, MEOR, is a biological treatment that is fast becoming an accepted method of maximizing oil and gas production. With over 235 papers published and countless successful treatments implemented worldwide, the technology regarding bacterial treatments is gaining popularity and credibility. These treatments can remove paraffin-based skin damage from formation faces, control scale, reduce corrosion and acid damage, increase methane gas production and lead to significant increases in oil and gas production in under performing fields.