Karmak Fusion

Run your business with confidence and control.

Fusion unifies your entire operation in a flexible business system tailored to the way you work. Rigorous controls, real-time visibility, and industry-leading integrations keep everything visible and aligned as you grow.

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Two people loading boxes into the back of a delivery van in an outdoor setting.
Worker in brown uniform using a barcode scanner and holding a tablet in a warehouse.
Mechanic wearing gloves inspecting underneath a vehicle in a garage.
Black-and-white photo of three men and one woman standing behind a long counter in a hardware or parts store with shelves and display panels in the background.
Two people loading boxes into the back of a delivery van in an outdoor setting.
Worker in brown uniform using a barcode scanner and holding a tablet in a warehouse.
Orange rounded rectangle with white lightning bolt icon and text reading '40+ Years of deep industry experience' on a light gray background.
Mechanic wearing gloves inspecting underneath a vehicle in a garage.
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Orange rectangle with white text showing 201% ROI reported by Mobile Service users using the Fusion extension, with a small bar chart icon.
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Mechanic explaining engine parts to a customer beside an open truck hood.
Orange card displaying '13.9 years' with text below stating 'Average customer tenure' and a small heart icon in the top left corner.
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Warehouse worker in a blue helmet holding a clipboard with colleagues handling boxes on shelves in the background.
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Mechanic explaining engine parts to a customer beside an open truck hood.
Two men analyzing financial charts, one using a tablet and the other pointing at a paper notebook.
13.9 years - average customer tenure
40+ Years - Of deep industry experience
201% ROI - Return reported by Mobile Service users (Fusion extension)
13.9 years - average customer tenure
40+ Years - Of deep industry experience
201% ROI - Return reported by Mobile Service users (Fusion extension)

You’re in good company with Karmak.

BUILT ON DECADES OF INDUSTRY EXPERIENCE

Fusion is the core business engine that shows commercial vehicle organizations what they’ve been missing.

It runs every corner of your operation, giving leaders a complete and accurate view of the business at every level.

Workflow Customization
Inventory and Parts Management
Service Optimization
Sales Facilitation
Lease/Rental Visibility
Operational Scalability
Reporting and Profitability Tools
WHO WE SERVE

Work the way you want, and win.

Fusion adapts to the way your business works, no matter the size or structure.

Each business is unique. Fusion delivers tailored solutions for the entire commercial transportation ecosystem.

Get a DemoExplore Fusion
Truck Dealers

Solutions for OEM-affiliated and independent truck dealers needing seamless parts, service, accounting, and multi-location alignment.

Trailer Dealers

Purpose-built workflows for trailer sales, service, and inventory management.

Warehouse Distributors

Advanced parts controls, pricing flexibility, and inventory accuracy for high-volume distributors.

Refrigeration

Support for businesses servicing Carrier, Thermo King, and other specialized cooling systems.

Independent Repair Shops

From mom-and-pop shops to regional service networks — simple, mobile, and fast-to-deploy tools that grow with you.

Truck Equipment

Support for custom builds, upfitting workflows, and growing parts/service operations.

Indoor bus depot with multiple CityLink buses parked in a row and two people standing nearby.
Bus Dealers

OEM-aligned parts, service, and contract workflows for bus and specialty fleets.

Construction Equipment

Flexible business systems that adapt to diverse service, parts, and equipment workflows.

Problems we solve

The enterprise system of record that adapts to your business.

Uncover operational gaps and eliminate them to gain more speed, accuracy, and margin protection.

Parts
Service
Accounting
Sales
Lease & Rental
Retention & growth
Warehouse workers with hard hats managing inventory, alongside a dashboard showing 67% turnover velocity for identifying slow or non-moving parts.
Parts

Maximize profits and tighten inventory control.

Empower your team with real-time visibility into lost sales and inventory trends while enforcing pricing structures that protect your margins.

Proven margin gains (historically cited as a 2-point guarantee)
Smart cross-referencing to increase sales (if Part A is out, suggest Part B)
Seasonality logic to optimize stocking levels based on demand
Mobile efficiency for receiving and checking price/quantity on the fly
Technician John Driver working on a vehicle with a notification card showing repair order complete and a schedule service button.
Service

Drive shop throughput and technician efficiency.

Digitally untether your team to speed up repair cycles, improve accuracy, and turn bays faster.

201% ROI for mobile users
89% faster repair assignments
Real-time tech productivity monitoring
Woman with glasses sitting at a desk working on accounting tasks with a computer and calculator; overlay includes icon of a calculator and text about accounting, financial management, GL and AP/AR.
Accounting

Protect your margins with proven financial integrity.

Centralize every transaction in a single ledger that enforces strict controls and audit-ready accuracy.

Rigorous checks and balances
Drill-down source document access
Real-time financial data
Two men discussing sales data on a laptop with overlaid graphic showing $2.4M monthly revenue, split equally between service and parts.
Sales

Sell with confidence by knowing true unit costs.

Eliminate blind spots with real-time visibility into maintenance costs and inventory across the entire sales lifecycle.

Real-time unit cost display
Quote multiple units easily
Seamless transaction processing
Person holding car keys with overlay showing contracts expiring summary and at-risk revenue of $42K per month.
‍Lease & Rental

Maximize utilization and automate complex billing.

Streamline tracking, insurance, and billing adjustments to keep your rental assets moving and profitable.

Automated billing and CPI adjustments
Unified unit files
Real-time utilization tracking
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Retention & growth

Build trust and speed with a modern digital experience.

Close the communication gap with video walk-arounds and branded apps that speed up approvals.

Faster repair approvals
Transparent video evidence
Branded mobile app presence
Capabilities

Control every corner of your operation.

Fusion brings parts, service, accounting, sales, and lease/rental into a single system of record — with the financial rigor, role-based controls, and real-time visibility that complex operations depend on.

Capability

Integrated General Ledger

Financial data flows directly from operational activity into the GL, maintaining alignment between departments.

Capability

Role-based Financial Controls

Access and permissions ensure financial processes follow defined workflows and governance.

Capability

Technician Performance Tracking

Technician records track productivity, efficiency, proficiency, gain/loss, certifications, skills, and labor rate multipliers.

KARMAK ALLIANCE PROGRAM

More than 75 Integration Partners

Connect to the systems that keep your business moving — from OEM workflows to credit card processing, ecommerce, analytics, CRMs, and mobile tools that extend your operation.

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Mobile service

Karmak Mobile Service, fully integrated with Fusion.

Built for truck dealers, fleet service providers, and repair shops, Karmak Mobile Service extends the Fusion business system into the field. Technicians, service advisors, and managers can access and update repair orders from iOS and Android devices, with real-time synchronization that reduces duplicate entry, improves accuracy, and keeps service operations aligned wherever work happens.

Man in blue cap using wrench to fix machinery with overlay cards showing schedule service button and Martin Country Grain unit details.
Repair Order Management

Eliminate errors, speed up jobs, and unlock higher service throughput.

Create and update repair orders in real time with live Fusion data, powerful search, and barcode scanning that reduce errors and keep jobs moving faster.

Real-time data keeps the shop floor and back office aligned
Live visibility into inventory, pricing, and units
Instant VIN decoding for faster unit identification
Real-time repair order updates across locations
Faster parts entry with live data and barcode scanning
Technician John Driver working on a car engine with text overlays showing '201% ROI reported by users' and '89% faster repair assignments' plus a donut chart graphic.
Security and Access Control

Protect your margins with role-based, error-proof controls.

Maintain financial integrity and operational discipline by enforcing Fusion’s granular user group permissions on every mobile device.

Device provisioning: Restricts mobile access to approved devices to maintain security and control
User-based permissions: Limits feature and data access based on Fusion user roles
Role-based visibility: Ensures technicians see only relevant tasks while protecting sensitive financial information
Built-in Fusion controls: Extends Fusion’s existing checks and balances into the mobile environment
Audit-ready tracking: Records activity by user login to support accountability and compliance
Man in blue cap using wrench to fix machinery with overlay cards showing schedule service button and Martin Country Grain unit details.Technician John Driver working on a car engine with text overlays showing '201% ROI reported by users' and '89% faster repair assignments' plus a donut chart graphic.Young man wearing a cap looking at his smartphone, accompanied by a shield icon with a lock and a controls panel with toggle switches.Split screen showing a person using a smartphone on the left and a notification from John Driver, Technician, stating Repair Order Complete #A-5234 on the right.
Young man wearing a cap looking at his smartphone, accompanied by a shield icon with a lock and a controls panel with toggle switches.
Technician Workflow and Productivity

Boost tech efficiency and capture more billable minutes.

Keep technicians focused on the repair — not the terminal — by enabling them to clock on tasks, add parts, and dictate stories directly from the bay.

Quick Clock-On/Off: One-tap tracking ensures accurate labor reporting and reduces time between jobs
Clock-On Time Alerts: Warns technicians when labor hours exceed billable time
Direct Labor Management: Add or remove labor from tasks in real-time
Voice-to-Text Data Entry: Dictate repair notes for faster, more accurate data entry on the go
Non-Billable Task Tracking: Capture administrative tasks and other non-billable work
Split screen showing a person using a smartphone on the left and a notification from John Driver, Technician, stating Repair Order Complete #A-5234 on the right.
User Experience and Accessibility

Reduce training time and drive faster adoption across the shop floor.

Empower your team with an intuitive app available on iOS and Android that adapts to user preferences like language and display modes.

Multi-language support: Available in English, French (Canada), and Spanish (U.S.) to support diverse workforces
Customizable user experience: Allows users to personalize settings such as light or dark mode, default home screen, and workflow preferences
Performance and cost reporting: Tracks app usage and cost trends to support operational analysis
No VPN required: Enables technicians to work from anywhere without VPN setup
BYOD support: Supports iOS and Android devices to reduce hardware costs and simplify deployment
Dark mode: Improves visibility and usability in varying shop lighting conditions

Employee owned and operated.

When everyone is an owner, you work with people who take responsibility for your challenges as if they were their own.

Talk to an ExpertAbout Karmak
Why fusion

Replace information gaps with clarity and operational control.

Traditional systems create information gaps that slow work, hide issues, and increase costs. Fusion replaces those gaps with real-time visibility and operational consistency that helps teams move faster and make better decisions.

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Talk to an Expert

Industry Depth and Specialized Parts Management

Fusion supports specialized workflows like core tracking tied to the general ledger to maintain accuracy and avoid audit issues.

More Flexibility and Configurability

Support real-world service, sales, and accounting workflows with the flexibility to fit how your business actually operates.

Financial Rigor and Structural Control

Apply consistent financial structure across every transaction to maintain accuracy, accountability, and clean data.

Customer-Centric Partnership and Support

Work with a long-term partner focused on implementation success, ongoing support, and continuous improvement.

Our story

Built in the bay, not the boardroom.

Four decades of firsthand experience in parts departments, service bays, and mission-critical operations shape everything we build.

Get a DemoAbout Karmak
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Aerial view of a parking lot filled with various semi-trucks and trailers parked in rows during sunset.
Black and white photo of two men and one woman standing behind a store counter with another man standing beside them in a workshop or hardware store.
Man in plaid shirt inspecting the raised hood of a yellow truck in a dimly lit garage.
Two people loading boxes into the back of a delivery van in an outdoor setting.
Two yellow CAT articulated dump trucks parked on muddy ground under a cloudy sky.
Man with glasses and gray beard sitting in a chair with arms crossed, listening to a woman speaking in an office setting.
Aerial view of a parking lot filled with various semi-trucks and trailers parked in rows during sunset.
Black and white photo of two men and one woman standing behind a store counter with another man standing beside them in a workshop or hardware store.
Man in plaid shirt inspecting the raised hood of a yellow truck in a dimly lit garage.
Two people loading boxes into the back of a delivery van in an outdoor setting.
Two yellow CAT articulated dump trucks parked on muddy ground under a cloudy sky.
Large semi-truck driving on a highway during sunset with a clear sky.
Man wearing black jacket and gloves focused on repairing machinery in a workshop.
Two people collaborating over a laptop, one pointing at the keyboard with a pen.
Mechanic wearing gloves inspecting underneath a vehicle in a garage.
Aerial view of trucks parked diagonally in a lot near a road.
Warehouse workers wearing helmets organizing and carrying boxes amid tall shelves filled with packages.
Large semi-truck driving on a highway during sunset with a clear sky.
Man wearing black jacket and gloves focused on repairing machinery in a workshop.
Two people collaborating over a laptop, one pointing at the keyboard with a pen.
Mechanic wearing gloves inspecting underneath a vehicle in a garage.
Aerial view of trucks parked diagonally in a lot near a road.
Warehouse workers wearing helmets organizing and carrying boxes amid tall shelves filled with packages.
How it Works

Make a seamless transition to Fusion.

Fusion implementations are designed to reduce risk, shorten ramp-up time, and support your team at every step.

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Data Migration and Validation

Your transition begins with a careful migration of customers, units, parts, repair order history, and accounting records into Fusion. We guide cleanup, mapping, and test conversions so you start with accurate, trusted data.

Configuration Tailored to Your Needs

Rather than forcing generic workflows, we configure Fusion to reflect how you actually operate. Locations, OEM programs, roles, permissions, integrations, and reporting align to your business structure from day one.

Hands-on Training for Every Role

Each team trains on real workflows in a dedicated test environment. Through a mix of eLearning, live sessions, and teachbacks, your teams build confidence before go-live.

Go-Live Support

When launch day arrives, our trainers work alongside your team onsite, remotely, or both. We answer questions in real time, resolve issues quickly, and help operations run smoothly.

Ongoing Success and Optimization

After launch, the focus shifts to continuous improvement. We partner with you to fine-tune workflows, optimize reporting, and introduce new Fusion capabilities as your needs evolve.

From migration through optimization, every step follows a structured, guided approach. Your team ramps up with clarity, confidence, and far less stress.

CUSTOMER STORIES

Real people. Real results. Real partnership.

Join more than 4,000 rooftops that choose Karmak as the partner they can count on to help with day-to-day operations, unexpected challenges, crunch times, and everything in between.

"Keep doing what you are doing. Every support person that I have done business with at Karmak has been helpful and professional."
Anna Jackson
Controller
The Pete Store
"The Karmak support staff has consistently been helpful and responsive. Stephanie, in particular, demonstrated genuine concern and treated my issue with the same care and urgency as if it were her own. That level of support truly stands out."
Darryl Dillingham
General Manager
Utility Tri-State, Inc.
"I love the quick response I always receive from Fusion support."
Jessica Daniele
Accounts Receivable
Eight Point Trailer Corporation
"I don't think there is any room for improvement, you guys are borderline perfect and couldn't be more helpful, thank you guys again for all the help."
Dakota Cochran
Parts Sales
Ozark Utility
"Karmak’s flexibility enables us to implement market-specific functionality to address localized concerns without requiring system-wide changes. Fusion is a robust platform."
Drew Hettich
President and COO
Weirs Fleet Services
“Karmak isn’t just a vendor to us, they're a true partner. We’ve grown alongside the product through multiple iterations, and the relationship has only strengthened over time.”
Korey Neal
President and Dealer Principal
K. Neal Truck and Bus Center
“Karmak cares about your success more than anyone else. As a customer, you are not just a number. The software is great and the built-in ‘checks & balances’ keeps you on the straight and narrow.”
Manohar Suviseshamuthu
Operations Analyst
Martin’s Peterbilt

FAQs

Still have questions?
Talk to an Expert

Get ready to see your

business clearly.

No pressure. No commitment. Just a straightforward way to determine whether Karmak is the right fit for your operation.

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