EXPERIENCE THE "DEMON DIFFERENCE" with Demon Oilfield Services! "OUTSTANDING EQUIPMENT, EXPERIENCED PERSONNEL, AND A COMPANY THAT PUTS THE WORD SERVICE BACK IN SERVICE COMPANY" Demon Oilfield Services is a service driven company that provides a necessary service in the chain of events in well completions with our production testing fleet. Demon Oilfield also provides heating and fluid management for their clients. Our heating division includes boilers and mega heaters that are known for being the fastest and most efficient in the industry. The Demon Oilfield is comprised of young, professional and aggressive individuals with over 25 years of diverse oilfield experience and a commitment to success. Demon Oilfield Services is a Southern Alberta based company currently serving North America.