Great Windows Service Hero Image

About Great Windows Services

As the exclusive installation partner of 3 Day Blinds, a window treatment company with more than 40 years in the field of custom window treatments, we service more than 200 customers daily and do this with a fleet of professional vans and vehicles. Our clients have expressed how experienced and knowledgeable our installers are and express that they felt well taken care of due to an understanding of the field that comes through experience.

Our methods can be distilled into a single guiding philosophy that the team at Great Windows Services wants to exceed client’s expectations every time, through a personalized white glove experience. We aren’t happy until our clients are thrilled with their completed project.

Installation Excellence

Installation technician installing shutters in living room

For over 20 years, Great Windows Services is the premier installation company of custom-made blinds, shades, draperies and shutters, servicing the greater Baltimore-Washington, D.C. area, Delaware, Florida, and Pittsburgh, Pennsylvania. We are the exclusive installation partner for 3 Day Blinds and proudly work with their clients in these areas to complete their window covering projects with exceptional installation services. 3 Day Blinds has been in business for over 40 years and they delight in transforming client homes and workplaces with custom-made window coverings. We do it together and operate as “One Team” to exceed client expectations.

At Great Windows Services, our unique service approach differentiates us in the industry by offering our clients a personalized “white glove” experience. In the end, we are not satisfied unless the client is thrilled! We strive to create a culture of learning and opportunity, and most importantly, an environment where you can feel passionate and connected to your work every day.


The Great Windows Services Difference


Great Windows Services’ number one goal is delighting our clients throughout the entire installation process. We believe that through sound business process and proactive and detailed communications and most importantly exceptional people allow us to consistently exceed our customer’s expectations.

We work exclusively with 3 Day Blinds, an industry leader in high quality window treatments, to measure, install and service their custom made, blinds, shades, draperies and shutters. When Great Windows Services takes care of any part of a work order here are some things our clients can expect whether they are working with one of our professionals in the field or one of our service experts.

Install Team Installing Drapery Install Team Installing Drapery
  • We call our customers to schedule their measure, installation or service appointment on a date and time that is convenient for them.
  • Our installation technicians are expertly trained to provide measurements and always strive to conduct themselves in a professional manner.
  • No surprise visits - the installer assigned to a job gives the customer a courtesy “on the way” call to make sure the customer is ready for their new window treatments.
  • Installation Technicians are given a company branded vehicle as to always have the highest level of professionalism.
  • We believe in leaving an area cleaner than we found it - that means we are there to help with removal of old window coverings that customers no longer want. When a customer expresses interest in this before their appointment we are equipped to handle the rest of the take away process.
  • Invisible Install - if removing window treatments left holes in the wall the installation technician will “rough” patch holes in order to keep customers homes looking their absolute best.
  • “First Time Right” Installs - Experience is everything for our clients and by carrying additional tools and components in our vehicles for service and installation appointments we ensure that we install everything right the first time.
  • All members of the Great Windows Services Team go through a comprehensive training program. Regardless of the role, we want our team to be the best and that means being knowledgeable about all aspects of window treatment installation.


  • We aren’t satisfied until our client is thrilled and if for some reason there is an unexpected issue we address them with urgency and empathy. We work with our customers and 3 Day Blinds to make it right and ensure that you are satisfied with the resolution.
  • Great Windows Services installation technicians also address service calls and warranty issues.
  • We service homes, offices, high-rise buildings, government buildings, and more!
Install Team Installing Drapery


"Working with Great Windows Services has been a dream come true. The work is fulfilling and I am truly doing something different each day. Helping people make their house a home is very rewarding! If you are looking for a new career GWS is the spot you want to land!"
- Jacob Edwards

List of Benefits


- Health Benefits: We offer comprehensive medical, dental, and vision insurance to help keep your health on track.
- 401(k) Plan:  Great Windows Services offers a 401(k) retirement plan with a generous company match!
- Voluntary Benefits: Enjoy access to additional voluntary benefits, such as life and disability insurance plans, as well as a health savings account (HSA) and flexible spending account (FSA).
- Time Off with Pay: Team members need to take care of themselves and Great Windows Services offers a competitive paid time off plan, paid company holidays, and a generous paid parental leave plan for eligible team members.
- Career Growth: Great Windows Services offers many career development opportunities as both you and our business grows!
- Company Vehicle:  Many of our field-based roles are eligible for a company provided take home vehicle.