Speedy and reliable POS system built for your business

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

Since 1992, our company has been the premier supplier of Restaurant Management Systems and Point of Sales to hundreds of premium restaurants in the United States of America. We provide worldwide distribution of our restaurant management systems. Our headquarters is located at the heart of downtown Manhattan in New York City. We also have regional headquarters in New Zealand and Australia, and a branch in Kuala Lumpur, Malaysia. We continue to look forward and expand further to serve our customers with our high quality services.

Technical Experts for your management system

We offer both technical and consultative services. Our staff of professional technologists will maintain your management systems and computer network, thus allowing you to concentrate on improving the your quality of service and increasing your sales volume.

Satisfaction from over 5,000 shops

Having created customized systems for many dine-in restaurants, takeout and delivery restaurants, pizza stores, fast food stores, coffee shops, ice-cream shops, milk tea stores, beauty salons, retail stores, supermarkets, and wholesalers; you can have full confidence that we will have a solution that will work perfectly for you.

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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, Apple Pay, Google Wallet, and other NFC-based contactless payment methods.

Online Ordering

We will help you create a personalized site and establish a brand image. With the integration of web orders, your customers will be able to purchase and reserve online; allowing all restaurants, shops and salons to find their target customers on the web, while giving customers a 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

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

Software products

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