Fuel Advisory Services.Your Partner in Fuel Health And Operational Resilience
We Combine Advanced Fuel Diagnostics, Customized Fuel Storage Solutions and Additive Programs, and 24/7 Emergency Support to Keep You Ahead of Disruptions

What We Do
Our Fleet Core Advantage: Built For Colorado Businesses

Fleet Core combines local expertise with deep, owner-operated commitment to customer-focused service, ensuring businesses across the Rockies are always fueled for success. From our reliable emergency response capabilities to custom solutions for diverse industries, we consistently earn the trust of Colorado’s growing industries.
Fuel quality issues can silently drain your operations—clogged filters, microbial contamination, unexpected downtime, and even million-dollar tank replacements. Fleet Core’s Fuel Advisory Services give you the power to take control with data-driven diagnostics, precision fuel treatments, enhanced storage solutions, and preventive strategies that extend equipment life, reduce costs, and ensure regulatory peace of mind.
Whether you run fleets, manage backup power for hospitals or data centers, or oversee industrial fuel storage for your business, we help you avoid problems before they start.
Our Service Offering
Proactive Fuel Health and Performance Solutions. Diagnose. Treat. Optimize.
Leverage real-time analytics, proven strategy, and industry benchmarks to reduce fuel costs, improve operational efficiency, and ensure environmental compliance.
Comprehensive Fuel Diagnostics & Assessment

Fuel & Oil Testing
Monthly fuel sampling and oil-lubrication analysis to detect contamination, degradation, or microbial activity

Borescope & Tank Inspections
Visual inspections inside fuel tanks to uncover hidden risks like water ingress, microbial growth, or tank breaches


Contaminant Removal & Tank Restoration

Fuel Polishing
5-step process (inspect → filter → protect → treat → certify) to remove sludge, particles, water, and microbes—improves equipment performance and longevity, and regulatory compliance

High-Pressure Tank Cleaning
Jet scrubbing and flushing to eradicate residual sludge, microbes, and debris
Targeted Chemical Additive Treatment

Premium Additive Programs
Core Power Premium Diesel Fuel Additive system includes cetane boosters, lubricity enhancers, corrosion inhibitors, anti-gel protection, and water stability agents for fuel performance optimization

Biocide & Microbial Control
In cases of microbial infestation, deploy diesel biocide treatments to neutralize threats efficiently, backed by proactive data-led intervention


Preventive Maintenance & Monitoring

Fuel Tank Preventive Maintenance
Regular tank inspection, leak testing, vent clearing, and spill bucket upgrades—based on Fleet Core’s routine maintenance service portfolio

Ongoing Monitoring
Lab-grade fuel health testing continues monthly to detect early warning signs and track treatment effectiveness over time
Waste Management & Environmental Compliance

Vacuum Truck & Waste Removal
Removal of sludge, contaminated water, and maintenance fluids with adherence to environmental regulations

Secure Oil/Water Separator Service
Routine servicing of separators to prevent spills and maintain compliance

Why Choose Us
Proven Fuel Advisory Services Built for Colorado’s Fuel-Dependent Businesses

Data-Driven
Real-time diagnostics guide each service step: monthly fuel & oil sampling, storage solution inspections, and scheduled lab testing.
Modular & Scalable
Aligns with fleet size, fuel volume, specific business needs, and risk profile.
ROI Centric
Emphasizes avoiding big-ticket capex, reducing maintenance spend, and accelerating fuel health and performance financial impact on the business.
Regulation-Aligned
Supports EPA/OSHA compliance, with lab-certified protocols. Full paperwork trail—sampling results, maintenance logs, compliance certifications.
Fuel Advisory Success Story
$1M In Potential Savings Secured Using Fleet Core’s Fuel Advisory Services
A Colorado-based distribution company saw unexpected spikes in oil and fuel filter replacements, and maintenance costs were climbing fast. Facing a potential $1M tank replacement and filter change project, they called Fleet Core for professional fuel health & performance support and guidance.
Our diagnostic-led approach caught the real issues, guiding us to build a comprehensive fuel health plan and cost effective solutions that could help the company achieve immediate savings and long-term performance gains.
Who We Serve
To Ensure Optimal Fuel Health and Performance for Your Business

Fleet Management
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Fleet Management
Your Challenge
Tracking fuel quality across vehicle tanks & storage, inefficient fueling logistics, unexpected downtime from degraded fuel, and limited fuel performance & consumption visibility.
Our Solution
Proactive fuel diagnostics & polishing to detect & eliminate contamination, Core Power Premium Fuel Additives to improve fuel health & performance, and fuel monitoring via our CorePowerPro technology.

Logistics Management
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Logistics Management
Your Challenge
Fuel variances affecting route efficiency & cost per mile, inconsistent fuel quality & performance, and difficulty correlating vehicle-level fuel data to key performance metrics (e.g. MPG).
Our Solution
Diagnostic-led fuel quality checks reduce variability & improve mileage consistency, consistent on-site fueling reduces fill delays & ensures fuel quality, and data dashboards provide fuel usage transparency.

Environmental Management
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Environmental Management
Your Challenge
Regulatory pressure to reduce fleet emissions & monitor fuel storage impacts, risk of fuel degradation causing emissions non‑compliance, and difficulty collecting critical data and insights for reporting.
Our Solution
Core Power Additives improve combustion & reduce emissions from fuel degradation, routine tank audits, fuel polishing & moisture removal support sustainable storage practices, and fuel diagnostics support compliance & sustainability reporting.

Operations Management
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Operations Management
Your Challenge
Coordinating fuel supply consistency with production schedules, fuel-related breakdowns causing downtime, operational disruption, rising fuel costs & inefficiency within bulk storage facilities.
Our Solution
CorePowerPro-integrated scheduling ensures fuel supply aligns with operations, diagnostics & additive programs reduce breakdowns & extend service intervals, and preventive fuel maintenance keeps bulk storage efficient & uptime stable.

Construction Site Management
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Construction Site Management
Your Challenge
Remote-site fueling logistics & supply disruptions affecting equipment uptime, fuel quality issues (e.g. gel & microbial contamination) interrupting schedules, equipment-specific fuel needs & varied tank setups.
Our Solution
Mobile fleet fueling & on-site delivery, including emergency response options, specialty additives tailored to extreme weather & heavy-duty use, and fuel polishing & diagnostics to ensure stored diesel meets optimal performance expectations.

Food Distribution Management
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Food Distribution Management
Your Challenge
Keeping refrigerated trailers (reefers) at stable temperature under variable fuel performance conditions, fuel-related losses from downtime or compressor failures, and maintaining quality fuel for sensitive refrigerated equipment.
Our Solution
Rapid-response fueling services and scheduled deliveries for reefers, additives (e.g. detergents, lubricity agents) help compressors maintain peak performance, routine diagnostics, polishing reduce clogging in filters and protect sensitive equipment.

Data Center Management
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Data Center Management
Your Challenge
Critical generator uptime for backup power—fuel storage degradation risks operational continuity, compliance needs around stored fuel and emergency diesel supplies.
Our Solution
Fuel health monitoring & polishing ensure generator fuel quality is maintained over extended storage periods, emergency fuel delivery ensures backup power isn’t interrupted under any circumstances, and additives that preserve fuel stability and protect against microbial growth and fuel aging.

Agriculture Management
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Agriculture Management
Your Challenge
On‑farm fueling across multiple field units and seasonal equipment, with storage in harsh environments, fuel contamination or gel can delay planting/harvesting operations, and low fuel turnover increases risk of microbial growth.
Our Solution
Mobile fueling and scheduled deliveries to field units in remote settings, fuel polishing and diagnostics before seasonal operations to mitigate contamination and ensure reliability, and targeted additives maintain fuel performance across varying ambient conditions.
Our Process
Your Operation’s Fuel Health & Performance Starts Today
Utilizing our Fleet Core Integrated Fuel Services model, we execute precise fuel diagnostics, design and implement high-impact intervention, and deliver continuous fuel health and performance improvement.
Step 1: Request a Baseline Evaluation
Our field technicians sample your fuel, inspect storage tanks, and evaluate your fuel supply chain processes.
Step 2: Receive A Diagnostics Report & Roadmap
Highlighting current health, performance, risks, and recommended interventions.
Step 3: Launch a Comprehensive Fuel Health Plan
Deploying polishing, additive dosing, fuel health and performance acceleration, fuel supply chain maintenance, and process monitoring.
Step 4: Establish Quarterly Advisory Reviews
Ensuring evolving efficiency, compliance, and fuel lifecycle goals.
