Stop Burning Profits: Maximize Fired Heater Efficiency with Proven Solutions
Patented technology • Measurable ROI • Trusted by top refineries
Furnace Improvements Services (FIS) has been helping refineries improve the efficiency, reliability, and performance of fired heaters for over 29 years. With a focus on solving complex design and operational challenges in the oil and gas industry, our team brings deep engineering expertise backed by proven, patented technologies.
Our Services
Fired Heater Revamp
Boiler Revamp
New Heater and Boiler Design
Peep Doors and Spare Parts
In-person and Virtual Training
Decarbonization Solutions
Engineering Studies
Trouble Shooting
Our Scope
Process Engineering
Mechanical Engineering
Structural Engineering
3D Modeling
CFD Modeling
Project Management
By the Numbers
500+
Heater Projects Completed
29
Years in Business
15
Countries Served
4
Patented Technologies
2
Global Offices
Our Services
Since 1996, FIS has specialized in engineering solutions that improve the reliability, efficiency, and lifespan of fired heaters and boilers in the oil and gas industry. We execute turnkey projects covering the engineering, procurement, supply, and construction of fired heaters.
All design and engineering work—including process, mechanical, structural, CFD analysis, 3D modeling, and detailed drawings—is performed in-house. Our services include engineering studies, revamps, equipment supply, troubleshooting, and training. FIS delivers technically sound, cost-effective solutions tailored to the full lifecycle of fired heater systems.
Our Scope of Services includes:
Our Engineering Capabilities includes:
Our Clients
FIS has served clients such as Citgo, Valero, Phillips 66, Alon USA, Frontier, and Total Energies and many more
FIS Patented Technologies
Reduces flame impingement and
high tube metal temperatures
Increases capacity with limited
process side pressure drop
Reduces coking & tube
metal temperatures
Safe & Reliable Draft
Control System
Testimonials
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