CoreSelect™
Hotel Accounting Software for Owners and Operators
You shouldn’t have to be a trained accountant to understand your numbers. With the right tools, automation replaces manual work, real-time insights keep you in control, and seamless integrations ensure accuracy. Focus on running your business, not crunching numbers.
Accounting Software Built for Hoteliers

Built for Hoteliers
Financial tools designed specifically for the hospitality industry—no more limitations of generic systems.



Seamless Data Integration
Sync with 60+ PMS/POS systems for automated, real-time data and financial tracking.



Automated Financial Management
Save time with invoice automation, OCR receipt capture, and electronic payments.



Daily Revenue Automation
Automatically pull, map, and roll revenue data, eliminating the need for manual uploads.



Access Anytime, Anywhere
Cloud-based platform lets you manage finances from any device, wherever you are.



Multi-Property Financial Management
Compare and consolidate financials across all your hotels with portfolio-level insights.



Hotel-Specific Reporting
Track key metrics with pre-built reports, including NOI tracking, budget variance, and month-end close automation.



Dashboards & User Controls
Role-based access allow owners, managers, and accountants to see only what they need, improving security and efficiency.



White Glove Onboarding
Join M3 with confidence—our team handles setup, data migration, and training for a seamless, stress-free transition.



Built for Hoteliers
Financial tools designed specifically for the hospitality industry—no more limitations of generic systems.



Seamless Data Integration
Sync with 60+ PMS/POS systems for automated, real-time data and financial tracking.



Automated Financial Management
Save time with invoice automation, OCR receipt capture, and electronic payments.



Daily Revenue Automation
Automatically pull, map, and roll revenue data, eliminating the need for manual uploads.



Access Anytime, Anywhere
Cloud-based platform lets you manage finances from any device, wherever you are.



Multi-Property Financial Management
Compare and consolidate financials across all your hotels with portfolio-level insights.



Hotel-Specific Reporting
Track key metrics with pre-built reports, including NOI tracking, budget variance, and month-end close automation.



Dashboards & User Controls
Role-based access allow owners, managers, and accountants to see only what they need, improving security and efficiency.



White Glove Onboarding
Join M3 with confidence—our team handles setup, data migration, and training for a seamless, stress-free transition.
Accounting Made Simple for Small Hospitality Teams
Core Select is built for independent hotel operators who need powerful back-office tools without the learning curve. With GL, AP, financial reporting, and bank reconciliation, it gives you exactly what you need.
Talk with an Expert today
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Built for Independent Operators with Big Goals
Whether you manage a single hotel or a few regional properties, Core Select scales with your operation while keeping overhead and onboarding minimal.
CoreSelect™: Hotel Accounting Software
M3’s CoreSelect™ enables users to enter and manage property financial data using M3’s award-winning processes and reporting; removing the tedious process of gathering, integrating, and managing data from multiple systems.
M3 Concierge™
Easily get answers by asking M3 Concierge questions in real-time. Embedded help content allows hoteliers to solve their problems efficiently.
FAQs and in-app guides, etc. are available to show users how to complete their daily tasks at no extra cost to help users manage their business and time.
On demand training for you and your team are part of the M3 CoreSelect™ solution.
Property Management Systems/Point Of Sales Integration
Map multiple third party software and use that data for daily report rollover and key reporting metrics.
Importing processes are more efficient and seamless to help save time.
Customizable import / export transfers data for journal entries, checks, invoices, vendors, budgets, historical data, and much more.
Invoice Creation and Payment Processing
No hidden transaction fees when processing your payments with CoreSelect™. Vendors are paid at no additional cost to you.
Auto coding makes hoteliers job easier! CoreSelect™ retains information from invoices making your accounts payable more efficient.
Create/select vendors and invoices (owners/operators) for ad hoc payments.
Save time in the office with less future invoice uploads. The CoreSelect™ product will automatically scan for pertinent details which are then used to create the invoice within CoreSelect™ and saved to your profile, preventing you from repetitive, time-consuming scans.
Bank Reconciliation
Create bank statements easily create bank statements for clearing and effectively ensuring all transactions are accounted for.
Transactions are secure and automatically pulled into your records for easy reconciliation with CoreSelect™.
Consistency is key when completing daily tasks. Create regular line items with a click of a button!

































M3 is one stop shopping, it integrates with our PMS/POS systems and makes financial reports easy and forecasting a breeze.
Warren Beach
Hotel Services Group






















M3 is an excellent choice for Accounting software for hotels!











Anna Hagan
Sheraton Imperial Hotel Raleigh-Durham Airport at Research Triangle Park






















M3 Provides outstanding service with quality dependable software











Kimberly Rowell
Cordis,Hong Kong by Langham Hospitality Group






















Accounting Software tailored to the hospitality user.











Scott Poledna
Wyndham AvoninAvon






















Every morning I get my hotel reporting information at exact time each day











William Rudisil
The Hapton Maid in Hampton Bays






















the system is user friendly and very effective.











Stevie John Grossett
Hotel Greystone in Miami Beach






















Prompt assistance and great customer service.











Khalid Benfilali
Sunray Group






















M3 to the rescue! Keeping us accountable, no second guessing A/P and keeping labor/payroll in line all while providing forecasting tools to simply just do better.











Tonya Goodale
Element Chattanooga Eastin (Dynamic Group)






















The M3 Time Management is easy to use and the labor and if a problem does occur the Techs call you back right away.











Tristan Daugherty
Embassy Suites by Hilton Santa Clara Silicon Valley






















Easy software for submitting and paying invoices.











Allison Feinman
Hampton Inn & Suites Chicago-Burr Ridge
Side-by-Side Accounting Software Comparison
Feature | Accounting Core™ | CoreSelect™ |
Ideal For | Hotel management groups, full-service properties | Independent hotels, limited-service, select-service brands |
Operational Complexity | Handles complex ownership structures and departmental needs | Streamlined for simpler accounting workflows |
Food & Beverage Support | Yes – Full F&B department accounting | No – Designed for properties without full F&B |
Key Turns Support | General support | Optimized for fast key-turn properties |
Customization | Highly configurable charts of accounts, reporting, and rules | Preconfigured setup with smart defaults |
Consolidated Reporting | Advanced multi-property and portfolio roll-ups | Basic consolidated views for multiple locations |
Labor & Departmental Tools | Includes tools for labor planning and departmental visibility | Light departmental tagging for GL |
Implementation Time | Moderate (more configuration) | Fast (minimal setup time) |
User Experience | Robust, powerful for experienced users | Sleek, intuitive, and beginner-friendly |
Support Model | Dedicated support team with extended training options | White glove onboarding + M3 Concierge support |
Pricing Model | Tiered pricing by feature set and complexity | Fixed, simplified pricing for smaller operations |
CoreSelect™ is built for independent hotels, limited-service properties, and select-service brands that need streamlined accounting tools without the complexity of enterprise software.
CoreSelect™ includes automated accounts payable, bank reconciliation, smart invoice processing, financial reporting, concierge onboarding, and white glove support—all in one sleek platform.
Yes. CoreSelect™ integrates with leading property management systems (PMS) to ensure smooth data flow between operations and accounting.
Most hotels can go live with CoreSelect™ in a matter of days. The platform is preconfigured for fast setup, and M3 Concierge ensures a smooth onboarding experience.
Every CoreSelect™ customer gets white glove service, including guided onboarding and access to M3 Concierge—a dedicated team that offers hands-on help and fast answers.










Get Started Today


Get to Know the Full M3 System
With two decades of hospitality expertise, M3 delivers purpose-built solutions tailored to the unique needs of hoteliers. Our system is intuitive, fully integrated, and cost-effective—without the complexity or overhead of legacy systems.
Enterprise Accounting



Hotel Accounting made simple. Save time, stay compliant, and keep your finances in check – with tools made by hoteliers, for hoteliers
Learn more
Labor Management



Keep labor costs under control without the guesswork. Gain real-time visibility into staffing, wages, and scheduling—so you can make smarter decisions and protect your margins.
Learn more
Business Insights



Make smarter decisions, faster. Turn your hotel’s data into clear, customizable dashboards — so you can stop guessing and start leading with confidence.
Learn more
Outsourced Accounting


Managing hotel finances can be complex and time-consuming. M3’s Outsourced Accounting services are designed to alleviate this burden, offering you a team of seasoned hospitality accounting professionals who understand the unique challenges of the industry.
Learn more
Get to Know the Full M3 System
With two decades of hospitality expertise, M3 delivers purpose-built solutions tailored to the unique needs of hoteliers.
Our system is intuitive, fully integrated, and cost-effective—without the complexity or overhead of legacy systems.



Enterprise Hotel Accounting
Learn More



Labor Management
Learn More



Business Insights
Learn More
Outsourced Accounting
Learn More
Our support team is available seven days a week.
M3’s accounting software is both easy to use and incredibly powerful. But even the best tools might require a refresher now and then. That’s why our Service & Technology Team is available seven days a week to help you get the most out of M3’s hotel accounting platform.