Oscar W. Larson is now a part of OWL Services (owlservices.com). Oscar W. Larson values its customers, suppliers and employees and is committed to maintaining strong relationships with all by delivering the best quality service in the industry.
(800) 482-1200


Let's discuss how our Petroleum Services
can help you.

Petroleum Services

Serving Michigan, Ohio, Indiana, and Kentucky with over 100 technicians dedicated to meet all your service needs 24 hours a day / 7 days a week / 365 days a year.

Petroleum Services

Full Service Means Integrated Projects

  • Gas pump repair and service
  • Provide Service of Fuel Dispensers, POS Systems, Tank Monitoring Equipment, Standby Generators and Back Room Software
  • Fixed Cost Service Program for POS Systems, Dispensers, CAT’s, Tanks, Submersible Pumps and Tank Monitoring Systems
  • PCI Compliance Upgrades
  • Preventative Maintenance Programs for Hoses, Nozzles, Breakaways and Filters
  • Annual Site Specific "Tank Watch" Compliance Programs
  • Environmental Clean Up and Tank Cleaning / Water Removal Services
  • Fixed Cost Lighting Service Program
  • Fixed Cost Generator Maintenance Program
  • Dispenser Calibration
  • Precision UST Testing
  • Precision Product Line, Mechanical Line Leak Detector and Impact Valve Testing
  • Emergency Generator Tank and Line Testing
  • Cathodic Protection Testing, Repair and Installation
  • Tank and Dispenser Sump Testing
  • Inspection, Service, Sales and Installation of Inground Hoists, Aboveground Lifts and Air Compressors
  • Heating / Cooling Refrigeration and Building Maintenance
  • Insurance Claims, Storm Damage Repairs, and Accident Repairs

For more information about how our Service Department can assist you, please contact info@larsonco.com or call

Oscar W. Larson NMA Company: Offering National Maintenance Agreement signatory services utilizing qualified and experienced union tradesmen including UA Pipefitters, International Union of Operating Engineers, and the International Brotherhood of Electrical Workers.