Company lists · Data refreshed October 2026

Top 25 Office to residential conversion architects based in Portland, United States

Name: Office to residential conversion architects based in Portland, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 19, 2026 57 companies tracked

RevenueBase identified 57 company matches for office to residential conversion architects associated with Portland, United States as of October 2026 and tracks 171 professional contacts across them, including 79 with verified work emails. Across the United States, New York is the largest hub for this category (576 companies); Portland has 57.

This list covers company matches for office to residential conversion architects associated with Portland, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 19, 2026 How this list was built

57Companies

171Contacts tracked

79Verified emails

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The 25 largest office to residential conversion architects based in Portland, United States

Ranked by team size

Top 25 of 57 company matches for office to residential conversion architects based in Portland, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	HAY Runner	Exact match	Portland, ME, United StatesHQ recorded Oct 19, 2026	51-200	17 contacts →
	Exact match “ARCHITECTURE + DESIGN GENERAL CONTRACTING MILLWORK \| REAL ESTATE We simplify the home ownership lifecycle so you can love you space.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2	C2k Architecture, INC	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	11-50	14 contacts →
	Exact match “Since 2010, C2K Architecture has been shaping spaces that inspire and endure.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
3	Urban Development Partners	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	11-50	13 contacts →
	Exact match “Since its founding in 2006, Urban Development + Partners has raised the bar for green building practices, community-focused investing, and customer service.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4	Orangewallstudios Architecture Planning	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	11-50	8 contacts →
	Exact match “ORANGEWALLstudios provides design and planning services for residential, commercial, retail, health care and institutional clients.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
5	Weedman Design Partners	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	8 contacts →
	Exact match “Weedman Design Partners is a full-service interior design studio that creates authentic spaces for residential and commercial clients throughout the Pacific Northwest.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6	Roloff Construction INC	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	8 contacts →
	Exact match “Roloff Construction is an award-winning design + build firm.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
7	William Kaven Architecture	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	7 contacts →
	Exact match “William / Kaven Architecture is a multidisciplinary design studio based in Portland, Oregon, working in architecture and interiors.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8	Deformnw	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	11-50	4 contacts →
	Exact match “DEVELOPMENT & CONSULTING \| We have a successful record of real estate development in both new-construction and older buildings.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
9	Bainbridge Design	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	3 contacts →
	Exact match “If you are looking for a collaborative interior design team that can deliver creative solutions to achieve client-specific goals, then let us introduce ourselves!” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10	Firm 151	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	11-50	3 contacts →
	Exact match “Firm 151 is a full-service design firm, with work in the fields of architecture, interiors, furniture, and experiential graphic design.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11	Dailey Design Studio	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	3 contacts →
	Exact match “Dailey Design Studio is a Portland, OR based, full-service design studio specializing in residential projects of all sizes.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12	ANN Mcculloch Studio	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	3 contacts →
	Exact match “Ann McCulloch Studio is a small design firm focused on residential and commercial remodels, additions and interiors.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13	Fraley Company	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	3 contacts →
	Exact match “Fraley and Company is a family owned multidimensional design firm.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14	Karasawa Interior Studio	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	3 contacts →
	Exact match “Midori Karasawa and KARASAWA Interior Studio (formally STYLE GUIDE Interior Design) combine award-winning creativity with practiced business know-how to achieve the goals of all…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15	Leeb Architects	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	11-50	2 contacts →
	Exact match “Leeb Architects is a full-service architecture firm in Portland, OR.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16	Ariana Fischer Interior Design	Exact match	Portland, ME, United StatesHQ recorded Oct 19, 2026	1-10	2 contacts →
	Exact match “Ariana Fischer Interior Design is a company based out of Portland, Maine, United States.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17	PDX Additions, LLC	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	2 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18	Copper Hues Interior Design	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	2 contacts →
	Exact match “Our love of sunshine, travel and family brought us together as friends.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19	Candace Ullal, Interior Architecture & Design	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	2 contacts →
	Exact match “Multi-disciplinary Interior Architecture & Design” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20	Robert Trotman Interior Design	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	2 contacts →
	Exact match “Robert Trotman Interior Design is a Design company located in Palm Springs, California, United States.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
21	Mcguirl Designs & Architecture, LLC	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	1 contacts →
	Exact match “a full service design and architecture firm” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22	Fluent Design	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	1 contacts →
	Exact match “Fluent Design was founded on the principals of excellent design through acknowledgement of real life constraints and providing outstanding client service.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23	Emzed Architecture	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	1 contacts →
	Exact match “eMZed Architecture is a Portland, Oregon architecture and planning firm specializing in additions and renovations, new, multifamily and green homes.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24	Interior Design Alchemy	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	1 contacts →
	Exact match “Interior design studio that creates modern and contemporary spaces for commercial, hospitality, and residential clients.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25	Robert Evenson Associates	Exact match	Portland, OR, United StatesHQ recorded Oct 19, 2026	1-10	1 contacts →
	Exact match “A small, design oriented firm with over 30 years experience in a variety of commercial, multifamily, retail, and residential building types.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “office to residential conversion architects”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 57 office to residential conversion architects based in Portland, United States

See the full list, filter by size, metro and specialty, and access 79 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Office to residential conversion architects based in Portland, United States at a glance

As of Oct 19, 2026

46.2%Verified-email coverage

3.0Average contacts per company

1-10Median size (employees)

Oct 19, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Portland, so it is reported there. Company counts and contact totals on this page are exact for Portland, over 57 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Portland, United States whose business descriptions match “office to residential conversion architects” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 79 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on October 19, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Office to residential conversion architects by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “office to residential conversion architects”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many office to residential conversion architects are there based in Portland, United States?

RevenueBase identified 57 company matches for office to residential conversion architects associated with Portland, United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

HAY Runner tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most office to residential conversion architects?

New York leads the United States with 576 company records, followed by Los Angeles (224) and Chicago (163). Portland has 57.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 79 professional contacts with verified work emails tracked across these 57 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 19, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.