Red excavator parked on green grass near a dirt construction site.

Who We Serve

Serving Northern Illinois & Southern Wisconsin

Reliable commercial fuel delivery, on-site fleet fueling, and emergency fuel services—24/7.

For decades, Olson Oil has helped fleets, municipalities, construction crews, marinas, data centers, and essential operations stay powered, productive, and prepared.

When fuel access is critical, downtime isn’t an option. Olson Oil delivers diesel, gasoline, DEF, and emergency fuel solutions exactly when and where your operation needs them.

Fuel Delivery for Every Industry

We understand commercial operations because we’ve been fueling them for three generations. We supply Diesel (ULSD), Unleaded Gasoline, Dyed Diesel, Kerosene, Marina-grade fuel, and Mid-Grade & Premium Gasoline to a wide range of operations, including:

Fleets & Transportation

Construction & Heavy Equipment

Manufacturing & Industrial Sites

Marinas & Farms

Municipalities & Public Works

Landscaping & Snow Removal

Hospitals & Emergency Services

Data Centers

Fleets & Transportation Fueling

Streamline your fleet operations with on-site fueling services, detailed usage tracking, and fuel management solutions that cut costs, reduce administrative burden, simplify operations and maximize uptime.

Our fleet fueling services include:

Scheduled on-site fueling for trucks, buses, and service vehicles
Wet hosing for yards, terminals, and remote locations
Detailed fuel usage tracking and reporting for cost control
Diesel, gasoline, and DEF delivery to support modern fleets
Reliable service that keeps vehicles road-ready and productive

Row of blue and black semi-trucks parked in a spacious lot.

Street sweeper truck cleaning wet autumn road with parked cars.

Municipalities & Public Works Fuel Services

We have a deep, local knowledge and relationships with municipalities. Serving public sector operations with the accountability, detailed reporting, and procurement compliance your constituents deserve.

We support municipal and public works operations with:

Commercial fuel delivery for fleets, facilities, and equipment
Transparent reporting and documentation for audits and procurement
Flexible delivery schedules aligned with public works operations
Emergency fuel response for storms, outages, and critical events
A trusted local partner familiar with municipal processes and needs

Construction & Heavy Equipment Fueling

Keep your equipment running and your crew on schedule. Olson Oil delivers to your job sites—no matter the conditions—so your operations never stop and projects stay on track.

Our construction fueling solutions include:

Jobsite fuel delivery for heavy equipment and machinery
Temporary tank rental and setup for active construction sites
Flexible scheduling to match project timelines and conditions
Dependable delivery regardless of weather or site access
Reduced downtime and fewer interruptions for crews

Three yellow heavy construction vehicles working on a dusty excavation site.

Aerial view of numerous white boats moored at two long docks.

Marina Operations Fuel Delivery

From spring launch to winter storage, Olson Oil supports marina operators with dependable marine fuel delivery throughout the entire boating season, keeping your business operations running smoothly.

Our marina fuel services include:

Commercial marine fuel delivery to marinas and harbors
Seasonal fueling support aligned with peak boating demand
Reliable supply for customer boats and marina operations
Local service backed by responsive scheduling and support
A long-term fuel partner focused on smooth marina operations

Snow Removal Fleet Fueling

When the snow flies, your business can't afford disruptions. For more than 70 years, we've delivered through the toughest conditions to keep crews moving.

Our snow removal fueling services provide:

Scheduled and emergency fuel delivery during winter storms
On-site fueling to reduce downtime and travel delays
Proven reliability during extreme weather events
Rapid response to support extended plowing operations
A fuel partner that understands winter service demands

Orange snowplow truck clearing snow and slush from a busy winter highway.

Long data center aisle with server racks and overhead cabling infrastructure.

Data Center Fuel Services

Data centers depend on uninterrupted power. Olson Oil provides reliable fuel services to support backup generators ensuring that your critical operations maintain power during outages with scheduled refueling and immediate response when uptime matters most.

Our data center fuel solutions include:

Scheduled generator refueling and fuel supply management
Emergency fuel delivery during power outages
Fuel quality testing to ensure generator readiness
Fast response when uptime is mission-critical
Support for long-duration outages and contingency planning

Landscaping Fleet Fueling

Olson Oil helps landscaping companies keep crews productive by delivering fuel directly to vehicles and equipment on-site and on your schedule, so you can focus on customer properties and growing your business.

Our landscaping fleet fueling services include:

On-site fueling for trucks, trailers, and equipment
Flexible delivery schedules that match crew operations
Reduced time lost to off-site fueling
Consistent fuel supply during peak seasonal demand
Support that helps crews stay focused on customers and growth

Landscaper operates large red mower on a green golf course lawn.

Excited young crowd cheers with hands raised at a concert event.

Special Event Fueling

From your lighting to sound systems, heating to cooling systems, events don’t happen without power. Make sure your special event is memorable for all the right reasons. Let us focus on the fueling so you can focus on the fun!

Event fuel services include:

On-site fueling and reliable power for generators, golf carts, lighting, food trucks, speakers, and more
Decades of event-fueling experience