Interior Decorating

Interior Decorating Extension Certificate

Classroom and Online
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Mount Royal University's Interior Decorating Extension Certificate is accredited by the Decorators & Designers Association of Canada (DDA).

Create the desired ambiance in an interior by applying the essentials of decorating. Explore the fundamentals of design and decorate any room with style and confidence. Develop practical hands-on decorating skills.

  • Indulge your love of home decorating
  • Develop your creativity and eye for design
  • Prepare to enter the interior decorating industry - in an established firm, your own consulting business, home builder or retail setting
  • Learn to decorate show homes and homes for sale

Some courses require a textbook: visit the Cougars Campus Store and search by Term and Department (XIDA).

  • Complete the 9 required courses (145 hours)
  • Can be completed within 2 years and up to a maximum of 4 years
  • Take courses in the recommended order (see schedule) to receive the most benefit from each course
Interior Decorating Schedule 9 Courses 145 Hours  
Required Courses -
Recommended Order
Courses marked with * can be taken at any time.
Introduction to Interior Decorating, Part 1 CL + OL CL + OL CL + OL
Introduction to Interior Decorating, Part 2 CL + OL CL + OL CL + OL
Interiors Past and Present * CL + OL CL + OL OL
Colour and Light in Interior Decorating CL OL  
Perspective Drawing * CL OL CL
Materials for Window Treatments and
Soft Furnishings
Materials for Surface Finishes OL CL  
Role of the Interior Decorator OL CL OL
Interior Decorating: Advanced Topics (Must be taken in last semester after other 8 courses completed.)
CL = Classroom Course
OL = Online Course 
The above schedule is subject to change. Courses start on various dates within each semester.
Fall schedule and registration available in June. Winter schedule and registration available in November. Spring/Summer schedule and registration available in March.

Introduction to Interior Decorating, Part 1
Learn how to create the mood you want in a home or office by learning the basics of design and how these relate to decorating. This first of two introductory courses guides you through the process of designing an interior. Work from an existing space and complete several assignments leading to the presentation of a transformed room.

Subject code: XIDA 10001 15 Hours. Fee: $259 Choose 1 of the CRNs below
CRN 30173
6 classes Jan. 21 - Feb. 25
7 - 9:30 p.m. Tues.
CRN 30174
Online Feb. 3 - March 10    

Introduction to Interior Decorating, Part 2
In the second of two introductory courses learn more in-depth rendering techniques and move farther in visually depicting the redesigned space first envisioned in Introduction to Interior Decorating Part 1.
Prerequisite: Introduction to Interior Decorating, Part 1

Subject code: XIDA 10030 15 Hours. Fee: $259 Choose 1 of the CRNs below
CRN 30204 6 classes March 17 - April 21 7 - 9:30 p.m. Tue.
CRN 30206 Online March 23 - April 27    

Interiors Past and Present
Discover some of the most influential interior decorating styles throughout Western history. Various time periods are explored with a focus on key furniture pieces, art and architecture.

Subject code: XIDA 10009 15 Hours. Fee: $259 Choose 1 of the CRNs below
CRN 30568
6 classes Jan. 30 - March 5 7 - 9:30 p.m. Thurs.
CRN 30402 Online Feb. 10 - March 16    

Colour and Light in Interior Decorating
Colour can be one of the most important and expressive elements in creating a successful interior design. Explore colour theory, composition and lighting through practical application.
Prerequisites: Introduction to Interior Decorating, Part 1 & 2

Subject code: XIDA 10011 15 Hours. Fee: $259
CRN 30146 Online Feb. 24 - March 30

Perspective Drawing
Expand your interior decorating skills by improving your ability to visually represent objects and furnishings realistically within an interior space. Draw one-point and two-point perspectives.

Subject code: XIDA 10002 20 Hours. Fee: $289  
CRN 30321 Online Feb. 3 - March 30

Materials for Window Treatments and Soft Furnishings
Review popular styles of window treatments and soft furnishings, properties of fabrics and estimating techniques. Take function, aesthetics and budget into consideration when selecting materials. Gain experience while determining selection, installation and cost of various treatments. Learn about window types as well as the advantages and disadvantages of different window treatments.
Prerequisites: Introduction to Interior Decorating, Part 1 & 2

Subject code: XIDA 10012 15 Hours. Fee: $259
CRN 30044 6 classes Jan. 22 - Feb. 26 7 - 9:30 p.m. Wed.

Materials for Surface Finishes
Considerations of function, aesthetics and budget affect your selection of materials for surface finishes. Gain practical experience while learning about the choice, installation and cost of surface treatments.
Prerequisites: Introduction to Interior Decorating, Part 1 & 2 

Subject code: XIDA 10013 15 Hours. Fee: $259  
CRN 30046
6 classes March 9 - April 13 7 - 9:30 p.m. Mon.

Role of the Interior Decorator
Find out about the career opportunities within the interior decorating field. Review contract styles and agreements, sales and presentation skills, and practical business tips.
Prerequisites: Introduction to Interior Decorating, Part 1 & 2
Recommended: Previous 7 Interior Decorating courses

Subject code: XIDA 10014 15 Hours. Fee: $259  
CRN 30205 6 classes Feb. 12 - March 18 7 - 9:30 p.m. Wed.

Interior Decorating: Advanced Topics
Further your understanding of paper drawings, documentation and developing an overall concept. You are required to apply the concepts and practical skills attained in previous courses to accurately develop and present your final project.
Prerequisite: Completed all 8 previous Interior Decorating courses.

Subject code: XIDA 10015 20 Hours. Fee: $289  
CRN 30207 Online Jan. 20 - March 16


Not part of the Interior Decorating Extension Certificate (see above)

Everyone welcome. You do not have to be a student or graduate of the Interior Decorating program to take these courses.

Professional Design Presentations
Enhance your residential and interior design skills by learning how to present your design ideas with powerful visual impact. Discover how to lay out your drawings and explore professional presentation methods. Gain practical how-to information on creating a presentation board to market yourself professionally.

Subject code: XIDA 10023 4 Hours. Fee: $89+GST  
CRN 304031 classMarch 79 a.m. - 1:30 p.m.Sat.

Accessorizing the Home
Express individual style through accessories. In this hands-on class, approach home accessorizing with confidence through exploring the basics. Learn to assess needs and select items of appropriate design and scale, as well as successful placement of accessories.

Subject code: XIDA 10025 12.5 Hours. Fee: $199+GST  
CRN 30431 5 classes April 1 - 29 6 - 8:30 p.m. Wed.

Basic Sketch-Up for Interior Decorators
This course is offered to Interior Decorating students, professionals and anyone interested in learning the various techniques to create 3D representations of different spaces and furnishings using a computer. Having some previous computer graphics or drafting software experience is strongly advised. You will have time to practice each topic covered in the hands-on lab using Google SketchUp. Individual questions will be answered using examples so as to be viewable by the class on the main projection screen.

Subject code: XIDA 10029 6 Hours. Fee: $149+GST  Not offered this semester.

Kitchen and Bathrooms
Explore the fundamentals of kitchen and bathroom designs. Become familiar with cabinets, appliances, plumbing fixtures and layouts. Learn to create effective work areas and choose appropriate surface materials.
Strongly Recommended: Intro to Interior Decorating, Part 1

Subject code: XIDA 10034 12.5 Hours. Fee: $199+GST  Not offered this semester.


With a background in Interior Decorating, Real Estate, and Project Management, Clarissa channels her passions into teaching. While living in Europe Clarissa set up and ran a retail store, Window Shopping, specializing in soft furnishings and wall coverings. On returning to Canada Clarissa taught Interior Decorating students business skills at George Brown College in Toronto. Now living in Calgary she shares her love of history and design. Clarissa teaches the Introduction courses, Materials for Hard Surfaces, Materials for Soft Furnishings, and Interiors Past and Present. Clarissa is a Certified Interior Decorator, Professional Project Manager (PMP), and has a Masters Degree in Marketing.

Adene Lucasssadata_ce_Adene_Lucas
Adene Lucas is an alumni  of MRU and the owner and operator of a Boutique Decorating Firm since 2004.  She is  also an instructor at MRU, Bow Valley College and the U of C. She enjoys the interaction and learning process as well as sharing her experiences in the decorating field. Adene finds inspiration in travel and being aware of her surroundings.

Mia Stayskossadata_ce_mia_staysko
A graduate of the Mount Royal College Interior Design program Mia Staysko has worked as a freelance designer and decorator for nearly 25 years and she loves sharing her experience and ideas with others. She is also a professional Feng Shui consultant and educator who enjoys bringing her knowledge of this ancient art to her clients and her students. She is happiest when she is creating, whether it working on an interior for a client, putzing in her garden, writing or cooking, creating is definitely her happy place!
“I wanted to be certified. Most employers in the decorating industry recognize the Mount Royal program, which gives me a better chance at employment in the decorating industry.” - Kelly Gaboury

Student Champion: Jocelyn Haroldson

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Contact us

For information about the certificate program and professional development courses:
403.440.6867 or 1.888.392.3655
Mount Royal University, 4825 Mount Royal Gate SW, Calgary AB T3E 6K6

Customize this program for your organization through our Corporate Training department.

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