Speedy and reliable POS system built for your business


Abacus Business Computer LLC. is a business consultant company in New York City. We are technology experts with restaurant, salon, wholesale, and retail management experience for 20 years. We provide management consultation, customized POS Software, business computers, credit payment and online ordering system. Our dedicated team helps you develop your business plan and strategy, understand your customers, define your brand, create powerful marketing solutions and improve your processes. 

Since 1992, our company has been the premier supplier of Restaurant Management System and Point of Sales to hundreds of one of the most premium restaurants and takeaways in the United States of America. We provide worldwide services of restaurant management system over many countries. Our headquarters is located at the heart of downtown Manhattan of New York City. We also have regional headquarters in New Zealand and Australia, and a branch in Kuala Lumpur, Malaysia. We are looking forward to expand further to serve more customers with higher quality of services.

Technical Expert for your management system  

We offer both technical and consultative services. Our staff of professional technologists maintains your management systems and computer network. The POS system can save you a lot of time and manpower. It allows you to concentrate on upgrading the quality services of your business and a better sales volume.  

Receiving satisfaction from over 5,000 shops

For all dine-in restaurant, takeout and delivery restaurant, pizza fast food, coffee shop, ice-cream milk tea store, beauty salon, retail supermarket, wholesaler, etc. we have different customized systems that work perfectly for them.


To build long term relationships with our customers and clients and provide exceptional customer services with Management Software + Hardware+ Payment system.


CEO Mr. Lye (right) went to study about steaks at some of the best meat producers before he ventured into the steakhouse business



 “I like challenges and I have always thrived on them,” said Lye, who is president and CEO of a IT business solutions company, Abacus Business Solutions Inc, and founder of ABCPOS Software."

“I am a POS software developer, doing point of sale (POS) solutions for restaurants, retail outlets, fast food restaurants and salons/spas. My major clients include well-known restaurants all over USA and South America and many yogurt and bubble tea franchise stores like Chatime in the US,” he said."


Merchant Services

ABCPOS provides you with a one-stop POS + credit Payment solution. Whatever your business type is, we provide full support for data transmission and processing of mainstream credit cards, making your business data transmission more secure, more stable, and credited to your account quicker.

Payment Solution

Integration of the most simple and effective POS + credit payment solution can reduce manual typing and the probability of error, while greatly improves the cashier’s efficiency. ABCPOS supports EMV standard chip card credit card payment, support Apple Pay, Google Wallet, and other NFC-based contactless payment method.

Online Ordering

We create personalized sites for you and establish a brand image. The integration of web orders will allow your customers to directly purchase or reserve online. All restaurants, shops or salons can find their target customers on the web and their customers can get an unprecedented smooth and pleasant consumer experience.

Custom Development

How to find the most suitable for your software for you? ABCPOS provides you with custom software development services, tailored to your business more seamless.

Hardware Package

High-quality hardware environment is the key to the stable operation of software systems. We have established long-term friendly cooperative relationship with the world’s top POS hardware suppliers. We provide you with a wealth of hardware package options to meet your full range of needs.

Software products

After more than 20 years of continuous research, development, and innovation, we have customized more than 20 solutions for restaurant, retail and wholesale, beauty salons and other industries for all aspects of business and management. We create a more relaxed working environment for you.