Mature Transitions by Design

Now one provider does ALL requirements for move management or updating an existing home to age in place.

Result: A Seamless Transition.

CALL: (847) 304-9129 for a free consultation

In Process

Photo of in-progress renovation of office

The entry has been widened and the threshold removed.


Completely renovated office

Accessible storage has been added to elimanate clutter and entry glass doors provide sound control.

The key to a better lifestyle today and in the future

Mature Transitions by Design uses Universal design  for renovations or relocations. Positive transitions are matched to the client`s needs. By listening, providing information and soliciting responses a plan is developed. This Lifestyle Plan will incorporate award winning design concepts, proven technology and an investment in well-being.

In Process

Moving van unloading boxes

Accurate pre-move downsizing saves money by shortening the time on move day for transitioning to the new home.

About Letty 

 Owner, Letty Allen, is an award winning lifestyle designer. She started Design Lines LLC after graduating from the Harrington Institute of Interior Design. The initial focus was on renovations in hospitality and healthcare settings. This background influenced a specialty in evidence based Universal Design that incorporates the concepts of health, well-being and technology into the design format. In 2005 Mature Transitions by Design was established. Its goal is to form a partnership with the client for the purpose of designing a Lifestyle Plan. The Plan is based on needs, budget considerations, distinctive products and visual appeal. The chosen solutions create beautiful environments that maximize the client`s lifestyle.

Lifestyle Plan


A Custom Design For The Present Or New Home

Call (847) 304-9129

for a free consultation

Why Mature Transitions?

  • Complimentary in Home Consultation
  • A Lifestyle Plan
  • Move Management
  • Downsizing and Property Liquidation
  • Renovation Management
  • Award Winning Design Services
  • Customized Solutions
  • Evidence-Based Universal Design
  • Scaled Floor & Furniture Plans
  • Smart Home Technology
  • Green & Sustainable Products
  • LED Lighting Enhancement
  • Glare & Sound Control
  • Accessibility
  • Safety
  • Window & Wall Treatments
  • Ergonomic Furnishings
  • Custom Cabinetry
  • Closet Systems
  • Attention To Detail
  • Bonded & Insured

UNIVERSAL DESIGN = An Investment In The Future