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Real Estate Should Leave a Place Stronger.

Grand Union helps people buy, sell, invest, and build wealth with clear strategy, local fluency, and real community return. We do the deal well, understand the history behind it, and make sure the work gives something back.

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Chat with Tyler
Oregon-built

Grand Union starts with Tyler Koski, a Southeast Portland native shaped by Oregon’s schools, neighborhoods, public programs, nonprofit work, housing work, and land trust work, with a belief that when a place invests in you, you owe it a return.

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Visit Friends of Outdoor School
Why We Give to Outdoor School

Grand Union supports Friends of Outdoor School to keep that public investment within reach for Oregon kids: a week outdoors that builds belonging, stewardship, confidence, and responsibility, regardless of income or zip code.

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Visit Proud Ground
Why We Give to Proud Ground

Proud Ground shaped Grand Union’s standard for the open market: housing is not just inventory, but access, risk, equity, stability, and long-term responsibility, with ownership connected to affordability and place.

Which of these options describes you best?
What is your estimated timeline?

Still Not Sure Where to 
Start? Contact Us.

Ready to embark on your real estate journey? Contact us today to schedule a consultation with one of our experienced agents.

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Know where to look (before you start looking). 

Get our full guide to choosing the right PNW neighborhood, with local insights on infrastructure, home prices, and where people tend to stay or move out.

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On the Block

Monthly Market Brief

A concise read on PNW regions, neighborhoods, pricing movement, buyer behavior, and where the market is headed. 

Why Work With Grand Union

We help you make the next move with context, honesty, and a strategy built around your life, not just the market.

Story-first. NOT transaction-first

Your goal, timing and risk tolerance drive the plan, not the listing cycle.

Region- and neighborhood-specific strategy

Pricing, timing, inventory, and trade-offs change block by block. We help you read the local picture.

Clarity when it counts

You'll get the full truth on trade-offs before you're on the hook.

Every deal gives back

A portion of every commission supports Proud Ground (affordable homeownership) and Outdoor School (science education).

Oregon-built

Grand Union starts with Tyler Koski, a Southeast Portland native shaped by Oregon’s schools, neighborhoods, public programs, nonprofit work, housing work, and land trust work, with a belief that when a place invests in you, you owe it a return.

Why We Give to Outdoor School

Grand Union supports Friends of Outdoor School to keep that public investment within reach for Oregon kids: a week outdoors that builds belonging, stewardship, confidence, and responsibility, regardless of income or zip code.

Why We Give to Proud Ground

Proud Ground shaped Grand Union’s standard for the open market: housing is not just inventory, but access, risk, equity, stability, and long-term responsibility, with ownership connected to affordability and place.

iStock-2252491540.jpg

Why Work With Grand Union

We help you navigate them with context, honesty, and a strategy built around your life, not just the market.

Why Work With Grand Union

We help you make the next move with context, honesty, and a strategy built around your life, not just the market.

Story-first. NOT transaction-first

Your goal, timing and risk tolerance drive the plan, not the listing cycle.

Region- and neighborhood-specific strategy

Pricing, timing, inventory, and trade-offs change block by block. We help you read the local picture.

Clarity when it counts

You'll get the full truth on trade-offs before you're on the hook.

Every deal gives back

A portion of every commission supports Proud Ground (affordable homeownership) and Outdoor School (science education).

iStock-2252491540.jpg
okay-we-have-this-logo-and-this-landscape-photo--i.png

On the Block

Monthly Market Brief

A concise read on PNW regions, neighborhoods, pricing movement, buyer behavior, and where the market is headed. 

Know Where to Look (before you start looking). 

Get our full guide to choosing the right PNW neighborhood, with local insights on infrastructure, home prices, and where people tend to stay or move out.

sw1.jpg

Stories Behind the Sold Sign

From the Grand Union blog: deep dives on deals, neighborhoods, and strategies that build both equity and community.

Still Not Sure Where to 
Start? Contact Us.

Ready to embark on your real estate journey? Contact us today to schedule a consultation with one of our experienced agents.

Which of these options describes you best?
What is your estimated timeline?

FAQs

What’s Tyler’s background?

A blend of nonprofit leadership and high-stakes dealmaking—informing Grand Union’s “soft skills, hard results” approach.

How does that background change the client experience?

It prioritizes clarity, emotional intelligence, and ethical negotiation without sacrificing performance.

What kinds of deals does Tyler specialize in?

Complex transactions with layered goals: financing nuance, neighborhood strategy, impact-minded structures.

What does “systems-and-stewardship” mean?

Repeatable processes that protect outcomes, plus a long-term commitment to place.

How do I work with Tyler/Grand Union?

Use the Contact page and choose your path so you’re routed correctly.

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Buy, sell, or invest with a team that knows the house, the block, and the stakes behind the deal. Grand Union brings local context, disciplined strategy, and a commitment to leaving something useful behind.

Copyright (c) 2026 Grand Union

Story-first. NOT transaction-first

Your goal, timing and risk tolerance drive the plan, not the listing cycle.

Region- and neighborhood-specific strategy

Pricing, timing, inventory, and trade-offs change block by block. We help you read the local picture.

Clarity when it counts

You'll get the full truth on trade-offs before you're on the hook.

Every deal gives back

A portion of every commission supports our Community Partners:  Proud Ground (affordable homeownership) and Outdoor School (science education).

Why Work With Grand Union

We help you make the next move with context, honesty, and a strategy built around your life, not just the market.

Copyright (c) 2026 Grand Union

GU-Logotype_edited.png

Buy, sell, or invest with a team that knows the house, the block, and the stakes behind the deal.


Grand Union brings local context, disciplined strategy, and a commitment to leaving something useful behind.

Copyright (c) 2026 Grand Union

okay-we-have-this-logo-and-this-landscape-photo--i.png

On the Block

Monthly Market Brief

A concise read on PNW regions, neighborhoods, pricing movement, buyer behavior, and where the market is headed. 

Know Where to Look (before you start looking). 

Get our full guide to choosing the right PNW neighborhood, with local insights on infrastructure, home prices, and where people tend to stay or move out.

sw1.jpg
GU-Logotype_edited.png

Buy, sell, or invest with a team that knows the house, the block,
and the stakes behind the deal.
Good real estate should protect the client and strengthen the place.
Whether you are buying, selling, or investing, Grand Union brings local context, disciplined strategy, and a commitment to leaving something useful behind.

Copyright (c) 2026 Grand Union

Copyright (c) 2026 Grand Union

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