Expertise Across Travel, Expense, Payments & Finance

Lyndon Group helps organizations implement, optimize, and support the programs, platforms, and processes that power travel, expense, accounts payable, payments, and finance operations.

From complex implementations and program transformation to ongoing support and managed services, our team brings practical expertise across technology, process, people, data, and controls—helping clients build programs that work today and continue to deliver value as their needs evolve.

Companies We’ve Helped Succeed

About Us

Why Leading Organizations Choose Lyndon Group

Lyndon Group has supported 600+ clients across more than 1,000 engagements in 100+ countries. Our experienced team brings perspectives from across the technology and business landscape—including former solution-provider professionals, implementation and technical specialists, client-side program administrators, and finance leaders.

That combination gives us a practical understanding of both the systems organizations rely on and the people, processes, controls, and operations behind them. We help clients implement new solutions, improve existing programs, navigate complex change, and strengthen day-to-day operations across travel, expense, accounts payable, payments, and finance.

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Experience You Can Count On

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Actively seeking clients in Antarctica.

What We Do

One Partner For Every Stage of Your Program

Implement

Our implementation specialists bring deep project, process, and technology expertise to every engagement, with experience across travel, expense, accounts payable, payments, and finance systems. Using a proven methodology, we help keep projects aligned, stakeholders engaged, risks visible, and initiatives moving forward—regardless of scope or complexity.

Optimize

Our consultants help organizations get more value from existing travel, expense, accounts payable, payments, and finance platforms. We assess systems, processes, policies, controls, data, reporting, and user experience, then deliver a clear roadmap to close gaps, reduce risk, improve efficiency, strengthen compliance, and support continuous improvement.

Support

Lyndon Group provides flexible support across travel, expense, accounts payable, payments, and finance programs, acting as an extension of your team. We assist with administration, specialized expertise, reporting, analytics, issue resolution, process support, and ongoing improvement to help programs run smoothly and adapt as needs change.

What We Do

Comprehensive solutions for every stage of your financial program's lifecycle.

Implement

From simple software implementations to complex back-office processes, we turn your ambitions into reality.

Optimize

Refine and elevate your existing programs for maximum data integrity, visibility, and user experience.

Support

Outsourced, tailored solutions providing ongoing strategic management and compliance oversight.

Our Mission

Driving Results Through Expertise

We are passionate about crafting personalized experiences and providing one-of-a-kind services. We understand that every client is unique in their needs and ambitions.

That's why we infuse a customer-first focus into all aspects of our business to ensure customized engagements are tailored toward achieving specific goals - acting as an extension of your own team. Our reputation for quality service, paired with value-driven results, makes us the go-to resource for travel or spend management solutions.

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Technology That Supports the Program

Lyndon Group works across a growing portfolio of platforms that support travel, expense, accounts payable, audit, payments, and finance operations.

Our role goes beyond the technology itself. We help clients connect each solution to the processes, people, data, controls, and operating practices required to make it successful.

SAP

Broader SAP transformation support spanning project management, finance processes, integrations, change management, testing, training, data readiness, and connected business operations.

SAP Concur

Certified expertise across the SAP Concur portfolio, with services spanning implementation, optimization, integrations, reporting, training, support, change management, and ongoing program operations.

AppZen

Implementation, optimization, and managed auditing services that help organizations strengthen compliance, improve audit performance, reduce manual review, enhance controls, and support scalable operations.

Medius

Accounts payable automation support spanning implementation, stabilization, optimization, workflow design, invoice processing, payments, controls, reporting, finance alignment, and ongoing operational support.

Client Testimonials

What Our Clients Say

The configuration work paid for itself almost immediately. We eliminated nearly twenty hours of manual accounting work each month and significantly improved the accuracy of our tax reporting.

— Director of Finance, Canadian Manufacturing Company

We’ve worked with several consulting firms over the years, but Lyndon Group understood SAP Concur at a level we hadn’t experienced before. They didn’t just solve today’s issue—they helped us build…

— Global Expense Program Manager

The training wasn’t generic—it reflected our policies, our processes, and how our employees actually work. Adoption was significantly higher than we expected.

— Finance Manager, Canadian Non-Profit

Our AP team finally stopped chasing invoices and started managing the process proactively. Approval workflows are simpler, reporting is cleaner, and vendor relationships have improved.

— Accounts Payable Manager

Lyndon Group didn’t just recommend changes—they helped us prioritize them, train our team, and build a roadmap that our leadership could confidently support.

— Global Expense Program Manager

What could have been a complicated ERP transition became a structured, manageable project. Their guidance helped us redesign our Concur configuration while keeping the broader implementation on schedule.

— Director, Financial Systems

The reporting training alone was worth the engagement. We finally have meaningful dashboards that our leadership team actually uses to make decisions.

— Senior Financial Analyst

Lyndon Group isn’t simply a consulting vendor—they’re the first call we make whenever we’re planning changes to our travel and expense program.

— Expense Program Administrator

We knew AppZen could automate more than we were using. Lyndon Group helped us refine our audit strategy, improve auto-approvals, and get measurable value from the platform.

— Director of Expense Operations

Travel is much more than booking tools. Lyndon Group helped us rethink our program strategy, supplier relationships, and traveler experience while keeping compliance front and center.

— Global Travel Manager