Welcome To S & W Microsystems

At S & W Microsystems, we work hard to be the best at what we do. We have both the expertise and the commitment to meet your needs.

Greg Stiles, our founder, served as support to the support staff when MAS 90 was still being developed. We’re experts in many aspects and configurations of Sage 100 (MAS 90/200) software–including consulting services, data migration, implementation, installation, training, network setup/security, custom report creation for Crystal Reports, and more.

We take our responsibilities to our customers very seriously. We’ll earn your respect.

Who Is S & W Microsystems?

S & W Microsystems is a special company. We excel and also take great pride in helping our customers to excel.

We assist our customers in many ways—through consulting, implementation, training, hardware and software support, and network setup.

We’re passionately dedicated to the success of our customers. We bring our considerable skills to bear in helping them to achieve their goals.

We foster long-term relationships with our customers, wherein all parties are satisfied after our work is complete.

We have an established, proven, track record, with over 20 years experience with Sage 100 (MAS 90/200) and hundreds of satisfied customers.

We’re proud of the long-term relationships we’ve established with our customers.

We use proven solutions. We know what works what doesn’t work. We’re very experienced with the hardware and software solutions that we recommend.

We understand the value of word-of-mouth business referral, so feel free to contact us for a reference.

Greg Stiles started S & W Microsystems in 1987, and since then has been helping businesses in Los Angeles and other areas of Southern California. Greg’s commitment to his customers is clear—he is passionate about about delivering high-quality service at an affordable price.

We promise you this:
1. We have the skills and commitment to build a successful solution to your accounting system needs. If for some reason we believe that we can’t, then we won’t accept the contract.

2. We’re proud of the quality of our customer support. We provide top-notch technical support and we guarantee to return your calls within two hours (usually MUCH faster than that)!

3. We will never leave you in the lurch, we will not abandon you, and we won’t leave until the job is done!

With over 20 years experience with Sage 100 and its predecessor MAS 90/200, and with hundreds of satisfied clients, S & W Microsystems has a proven, established track record of value, quality and reliability.

When we meet with new customers, the first thing we do is listen. What are your needs, goals, timetable and budget? Then we craft a realistic solution to meet those needs.

You can count on us to get the job done, assuring that your Sage 100 (MAS 90/200) installation will brighten your bottom line!


Our Skills

  • Sage 100 (MAS 90/200)
  • Software Implementation & Training
  • Hardware, Systems & Application Support
  • Network Design and Support