Company lists · Data refreshed October 2026

Top 25 Medical office building investors based in Irvine, United States

Name: Medical office building investors based in Irvine, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 18, 2026 75 companies tracked

RevenueBase identified 75 company matches for medical office building investors associated with Irvine, United States as of October 2026 and tracks 2,489 professional contacts across them, including 965 with verified work emails. Across the United States, New York is the largest hub for this category (661 companies); Irvine has 75.

This list covers company matches for medical office building investors associated with Irvine, 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 18, 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 18, 2026 How this list was built

75Companies

2,489Contacts tracked

965Verified emails

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The 25 largest medical office building investors based in Irvine, United States

Ranked by team size

Top 25 of 75 company matches for medical office building investors based in Irvine, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 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	LBA	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	201-500	317 contacts →
	Exact match “LBA, founded in 1991, is a full service real estate investment and management company with a diverse portfolio of industrial and office properties in major markets throughout the…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2	Steadfast Companies	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	51-200	314 contacts →
	Exact match “Since our formation in 1994, Steadfast Companies and its affiliates have developed into an integrated, multifaceted real estate investment management company that today owns…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3	HCP	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	51-200	286 contacts →
	Exact match “HCP, an S&P 500 company, invests primarily in real estate serving the healthcare industry in the United States.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4	Avanath Capital Management, LLC	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	201-500	237 contacts →
	Exact match “Avanath Capital Management is a vertically integrated investment manager and owner-operator of affordable and workforce housing.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5	IRA Capital	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	11-50	110 contacts →
	Exact match “IRA Capital is a Southern-California based private equity firm founded in 2010 that invests capital for its own account and on behalf of its co-investment partners, which include…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6	MBK Real Estate Companies	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	1,001-5,000	94 contacts →
	Exact match “MBK Real Estate Companies (MBK) is a leading developer and investor in senior living communities, multi-family residential and industrial real estate.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7	The Muller Company	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	51-200	89 contacts →
	Exact match “The Muller Company is an opportunistic real-estate investment, development, and management firm with a proven track record in acquiring and re positioning commercial properties.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8	Greenlaw Partners	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	51-200	79 contacts →
	Exact match “Greenlaw is an Orange County based real estate development and investment management company.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9	Kairos Investment Management Company	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	51-200	76 contacts →
	Exact match “Kairos Investment Management Company is a privately owned entrepreneurial real estate investment and asset management company headquartered in Irvine, California.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10	Passco Companies, LLC	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	51-200	75 contacts →
	Exact match “Passco Companies, LLC is a nationally recognized market leader in the acquisition, development, and management of multifamily and commercial properties throughout the U.S.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11	CIP Real Estate	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	11-50	70 contacts →
	Exact match “CIP Real Estate (“CIP”) is a full service real estate investment and management company based in Irvine, California, focused on the acquisition, development, repositioning and…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12	Essex Realty Management, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	51-200	62 contacts →
	Exact match “Established in 1987, ESSEX REALTY MANAGEMENT, INC.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13	The Koll Company	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	11-50	54 contacts →
	Exact match “The Koll Company is a well-capitalized full-service real estate operating company headquartered in Irvine, California.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14	Tiarna Real Estate Services, INC	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	51-200	52 contacts →
	Exact match “Real Estate Management & Brokerage” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15	RED Tail Acquisitions	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	11-50	45 contacts →
	Exact match “Founded in 1985, Red Tail Acquisitions, LLC (“RTA”) is a private real estate investment firm focused in acquiring industrial and retail properties throughout the United States.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16	Pres Companies	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	11-50	30 contacts →
	Exact match “Professional Real Estate Services, Inc.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17	Argent Management LLC	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	51-200	26 contacts →
	Exact match “Argent Management LLC is a provider of real estate services to institutional investors, private owners, developers and financial institutions; and is affiliated with principals of…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18	Pendulum Property Partners	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	11-50	24 contacts →
	Exact match “Pendulum Property Partners is a privately held real estate firm that owns, operates, develops and manages commercial real estate.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19	TMC Group	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	11-50	20 contacts →
	Exact match “Founded in 1985, TMC Group is a private holding company that owns organizations which invest in, develop, and operate innovative real estate projects and related companies around…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20	Starboard Realty Advisors	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	11-50	15 contacts →
	Exact match “Starboard Realty Advisors LLC, headquartered in Irvine, California, is a privately held, fully integrated real estate firm that has more than 35 years of hands-on, cycle-tested…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
21	Pacific Coast Commercial Real Estate Pccre	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	11-50	13 contacts →
	Exact match “Pacific Coast Commercial Real Estate (PCCRE) provides asset and property management services for approximately 4 million square feet of commercial and medical office, industrial…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22	Valuerock Realty Partners	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	11-50	13 contacts →
	Exact match “ValueRock Realty Partners is a national real estate investment services firm headquartered in Irvine, California, focusing on value-add commercial real estate including: retail…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23	The Kelemen Company	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	11-50	11 contacts →
	Exact match “The Kelemen Company is a leading real estate investment and property management company based out of Southern California.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24	Chartwell Real Estate Development	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	1-10	9 contacts →
	Exact match “Chartwell Real Estate Development (CRED) is a fully integrated real estate investment and development firm, specializing in the acquisition,(re)development and management of high…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25	SC Development	Exact match	Irvine, CA, United StatesHQ recorded Oct 18, 2026	1-10	8 contacts →
	Exact match “SC Development is a privately owned real estate development company built on over three decades of integrity, trust, and personal relationships.” Recorded in the RevenueBase company graph · Oct 18, 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 “medical office building investors”. 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 75 medical office building investors based in Irvine, United States

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Medical office building investors based in Irvine, United States at a glance

As of Oct 18, 2026

38.8%Verified-email coverage

33.2Average contacts per company

11-50Median size (employees)

Oct 18, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Irvine, so it is reported there. Company counts and contact totals on this page are exact for Irvine, over 75 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 Irvine, United States whose business descriptions match “medical office building investors” 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 965 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 18, 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.

Medical office building investors 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 “medical office building investors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many medical office building investors are there based in Irvine, United States?

RevenueBase identified 75 company matches for medical office building investors associated with Irvine, 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?

LBA 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 medical office building investors?

New York leads the United States with 661 company records, followed by Los Angeles (271) and Chicago (235). Irvine has 75.

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 965 professional contacts with verified work emails tracked across these 75 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 18, 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.