We do
01

Architectural
Design

"Spaces shaped by clarity, purpose, and enduring craft — guided by environmental sensitivity."

View Projects →
02

Material
Sourcing

"Everyone deserves affordable, high-quality, and accessible construction materials with transparent pricing."

Explore Materials →

Architecture,
precisely designed.

Materials, strategically sourced.

Coline is a Los Angeles–based design practice creating spaces with a lasting sense of place. Guided by a quiet dialogue between form, light, and material, our work blends architectural clarity with environmental sensitivity.

Alongside our design practice, Coline curates and delivers finely crafted materials from around the world, offering luxury sourcing and logistics that unify design intent with refined execution.

12+
Years Practice
80+
Projects
8+
Awards
LA
Based
Timlok Li (Bobby)
Founder & CEO · Registered Architect, California

Prior to forming Coline, Timlok practiced as a Retail Architect at Gensler, where he led the design of large-scale retail projects — including Wayfair's first brick-and-mortar store and BYD's prototype showroom, now implemented in over 50 locations worldwide. His work has been published in Gooood, Architizer, and LandArch.

M.S. Advanced Architectural Design, Columbia University · B.Arch, University of Southern California

Sienna Ko
Visual Designer & Material Specialist

Sienna is a visual designer with a strong foundation in fashion vendor collaboration and material-driven design. Her hands-on exposure to fabrics, finishes, color consistency, and production workflows extends naturally into architectural material procurement and vendor coordination.

Background in Graphic Design · Specialization in Material Sourcing

2023
ArchiterraXHonorable Mention — International Illustration Competition
2021
ArchitizerFinalist — The One Rendering Challenge
2020
USCCum Laude Recipient
USCBest Presentation Award — Native Competition
2018
TripalinkFirst Place — Facade Design Competition
2017
ArchstromingFinalist — Unbuild the Wall

Selected
Projects

Geng
Geng
Arcadia, USA · Culture · 2023
Hermosa
Hermosa
Los Angeles, USA · Residential · 2018
Fairmount
Fairmount
La Canada, USA · Residential · 2018
Holden Structure
Holden Structure
Los Angeles, USA · Installation · 2017
Garden Pyramid
Garden Pyramid
Los Angeles, USA · Installation · 2018
Milky Robotic
Milky Robotic
Los Angeles, USA · Gallery · 2020
Urban Bonfire
Urban Bonfire
Los Angeles, USA · Civic · 2019

Material Sourcing

Smarter Sourcing,
Greater Savings

Everyone deserves affordable, high-quality, and accessible construction materials with transparent pricing.

01 · Our Values
Affordable & Accessible

Everyone deserves high-quality construction materials at transparent, honest prices — no hidden fees, no retail markups.

02 · Our Process
You Ask, We Source

As architects and contractors, we know what developers need. Coline cuts costs, speeds procurement, and delivers reliable solutions.

03 · Our Promise
Delivered On Time

We manage the entire logistics process — leveraging our warehouse and global partners — to ensure materials arrive on time, every time.

Six categories. One source. We handle everything from factory to job site — so you can focus on building.

Flooring
Tiles
Premium tiles for every surface
Millwork
Millwork
Custom cabinetry and woodwork
Bath
Lighting
Architectural lighting solutions
Doors
Doors
Interior and exterior doors
Windows
Windows
High-performance window systems
Hardware
Flooring
Hardwood, laminate and more
Eliminate Retail Markups

Our factory-direct system delivers superior quality at significantly lower costs than the competition.

Quality Beyond Materials

We thoroughly evaluate all suppliers for quality and reliability while handling tariff markets to deliver top-tier global materials.

Delivery We Guarantee

We manage the entire logistics process — warehouse, local, and overseas partners — to ensure your materials arrive on time.

2 Wks
Sourcing / Sample
2 Wks
Get Quote
2 Mo+
Order / Shipping
1
VE Assessment

Free online assessment — our team reviews your project and identifies value engineering opportunities.

2
Check Samples

Confirm your selections and receive samples delivered straight from the manufacturing factory.

3
Quote

Comprehensive cost estimate including latest tariff updates, local transportation, and warehouse services.

4
Order & Deliver

Place order with 70% deposit. We handle all logistics — tariffs, freight, local transport — factory to job site.

Ready to source
your materials?

Tell us about your project and we'll put together a curated material proposal — with samples, pricing, and lead times.

Let's build
something lasting

Studio

Location
Los Angeles, California
Services
Architectural Design · Material Sourcing

Send a Message