About Us

Education Impacts Income!

SKM Systems Ltd Sheila MuehlingSheila has taught seminars and has written articles for Window Fashion Magazine and Drapery Window Covering Magazine; authored a book, Custom Calculations for Draperies and Accessories©, to provide a detailed, practical guide to accurately estimate window and soft home accessory projects and successfully close sales; developed a computer program, Custom Calculations Pro©, to assist designers and workrooms to quickly and accurately specify custom window coverings and home accessories; developed a business plan for teaching seminars in interior design and construction; developed programs to work with multi-level retail companies creating custom product departments; developed a consulting firm for retail and wholesale showrooms, installers, workrooms, and independent designers; and wrote and taught home study courses to licensed interior designers for state license renewals. Her vision and ability to synthesis and explain business challenges and skills allow others to benefit from her experience as they develop their own businesses.

Sheila is a veteran of the Interior Design and Custom Home Fashion industries who has practiced what she preaches. Sheila has continually strived to encourage and assist the industry and her colleagues to grow professionally. As a leader in the Chicago area, Sheila actively worked with business trade associations to establish workroom standards and encourage cooperation between custom workrooms fostering the sharing of information and buying power. After relocating to Scottsdale, AZ in 2001, she created the Arizona Window Covering and Design Association (AWDA) and grew its membership to 75, which led to it becoming a Window Coverings Association of America (WCAA) chapter. She has taught seminars in New Mexico, Florida, Texas, Tennessee and California for state continuing education credits (CEUs), including courses sponsored by “Design Arts” of Tallahassee, FL. Starting in 2001, she began to offer home study, paper-based courses and is now introducing nine online courses, covering topics such as fabrication methods and how it relates to the designer’s business success, designing custom fabric shades, learning to work with the client’s budgets without losing sales, and applying rules of custom window design to develop the designer’s skills.

Sheila currently resides in Scottsdale, AZ where she runs a successful company, SKM Design & Construction, specializing in room renovations, kitchen and bathroom re-design, home office design, furniture selection, window décor development, and home entertainment center design. She can be contacted at info@skmsystemsltd.com.


Invest in Yourself and Your Future

SKM Systems Ltd. offers interior designers and decorators a new experience in understanding the complex industry or custom window treatments and soft home accessories. It is time for the design industry to experience a personalized experience that will aid them in reaping the benefits of a successful home fashion business.


Online Education That is Affordable and Convenient

Experience a new way to learn from an industry expert who will share her knowledge with those professionals who seek to build a financially successful business. Converting classes that have been offered in seminar and through written class work to online class offerings has resulted in lowering cost to each student. Classes are affordable for any level of business professional regardless if the person is a new student at college level, a designer or decorator already working in the industry or a seasoned designer who wants to improve his or her skills to increase profit margins.



It is more important today than ever before to understand how you are working with your clients to grow sales without losing customers. You clients look to you, the designer, to help them achieve the vision they are looking for. Understanding the art of custom window design and being able to share that understanding with your client instills comfort and confidence in you the professional.



Taking classes with SKM Systems Ltd. instructor Sheila Muehling gives you access to her vast knowledge of industry tools and techniques. As a member of our online family you will be able to ask questions and get answers to issues that you are faced with every day as it pertains to your clients and window covering design.