Welcome to The BERTRAND WILLIAMS SCHOOL OF DESIGN VISUALIZATION

About Us

A creative home for established interior designers who want to break free from digital overwhelm and reconnect with a more personal, expressive way of working. Our mission is simple: help designers communicate their ideas clearly and confidently through hand-rendered architectural illustration.

Interior design mood board with fabric swatches, design sketches, and decorative items for home decor.

Architectural Illustration Services

We offer custom hand-rendered architectural illustrations created specifically for interior designers who want visuals that feel warm, expressive, and aligned with the level of work they’re known for. Every drawing is created entirely by hand, no software, nothing generic.

VIEW PRICING & PROCESS

Interior design mood board featuring fabric swatches, paint markers, and pattern samples on a table.

A tabletop with fabric swatches, paint samples, and a fluffy beige and white rug.

Hand Rendering Classes for Interior Designers

Our classes provide a clear, simple way to build hand-rendering skills that directly support real design work. Each course fits naturally into a busy design schedule and includes the guidance, structure, and clarity established designers need most.

Sketches and color illustrations of tables and chairs on white paper, with markers, a black clip, and textured fabric nearby.

CLASSES AND CALENDAR 2026

Learn to sketch like interior designers from the past. The sketch masterclass focuses on sketching for interior design while learning how to use this hand skill in your workflow.

ENROLLMENT: OPEN ALL YEAR

PREREQUISITE: NONE

Person sketching a building design on paper surrounded by design materials and sketches, with fabric swatches, wooden blocks, and design sketches on the table.

A monthly creative membership offering ongoing practice, resources, and support as you develop your hand-rendering skills.

ENROLLMENT: OPEN ALL YEAR

PREREQUISITE: NONE

A black and white table lamp with a spherical base and black shade on a black surface. To the right, there is a tall green plant with long leaves. Behind the lamp, a cork bulletin board displays architectural plans, color palettes, and swatches, with some papers and images clipped to it.

Build the core sketching, drawing, drafting, and rendering skills that support real client presentations.

ENROLLMENT: OPEN ALL YEAR

LIVE SESSIONS :

APRIL1- MAY 20, 2026

SEPTEMBER 2- OCTOBER 14, 2026

PREREQUISITE: NONE

Interior design sketches and fabric samples for a modern living room.

Learn how to offer architectural illustration professionally, from booking clients to delivering a high-end experience.

ENROLLMENT: TBD

PREREQUISITE: THE FOUNDATIONS

Person typing on a silver laptop with a black screen, sitting at a white desk with wireless earbuds nearby. In the background, a houseplant and books are visible near a window with greenery outside.

A two-day, in-person experience where you practice skills hands-on and receive real-time guidance.

ENROLLMENT: ENDS ONE WEEK PRIOR TO IN- PERSON WORKSHOPS

WORKSHOP DATES:

JUNE 12-13, 2026 - THE HAMPTONS

OCTOBER 3-4, 2026 - ALBUQUERQUE, NM

PREREQUISITE: NONE

Two women are working together on a design project in a well-lit, modern workspace with shelves, drawings, and design materials on the table.

A small-group container for mindset, clarity, and creative growth with creators walking a similar path.

ENROLLMENT: JULY, NOVEMBER

PREREQUISITE: THE FOUNDATIONS

A person writing in a notebook with a white pen on a white desk.

A 1:1 private mentorship, invitation-only program for deeper creative and professional development.

ENROLLMENT: INVATATION ONLY

PREREQUISITE: THE MASTERMIND

FORMAT: INVATATION ONLY

Two women, both wearing glasses, review an architectural blueprint on a white table in an office. One woman is pointing at the blueprint while the other looks on, with various office items and artwork in the background.

A professional credential that recognizes mastery in hand-rendered design visualization.

ENROLLMENT: INVITATION ONLY

PREREQUISITE: THE BUSINESS, THE FOUNDATIONS, THE STUDIO, THE MASTERMIND, THE MENTORSHIP

FORMAT: APPLICATION + INVITATION ONLY

A printed 3D rendering of a modern kitchen with white and black striped walls, a marble island with four transparent chairs, and built-in appliances. There is a colorful rug on the floor near the cabinets.

most interior designers don’t sketch BECAUSE they don’t know where to start

sketch your first client ready idea in TEN MINUTES