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Marc Posthumus | Colliers | Carlsbad

Marc Posthumus

Vice President

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Professional Summary

Marc Posthumus is a Commercial Real Estate Broker with over twenty years of experience in the industry. Mr. Posthumus is committed to the highest level of client service and his primary areas of focus are office, industrial and R&D properties.



Mr. Posthumus is an expert in the area of owner occupied real estate and private capital investment sales.  He takes a consultative approach to advising his clients on their long term real estate strategy. Mr. Posthumus has extensive experience in both acquisitions and dispositions and works closely with his clients to navigate through the process of both conventional and SBA financing.


Hope College in Michigan - Bachelor of Arts - 1996

Certified Commercial Investment Member (CCIM) 2003

Memberships & Involvements

NAIOP, CEO Breakfast Roundtable - Principal Member, Big Brothers and Big Sisters of San Diego - Big Brother Volunteer, Century Club of San Diego,  La Jolla Country Club 


·       Kilroy Realty

·       Prudential Real Estate

·       Arden Realty

·       Bel Fuse Inc.

·       Excel Trust

·       Ickler Electric

·       Brehm Communications

·       KidVentures



Bank REO, Financial Analysis

Service Lines

Landlord Representation, Tenant Representation, Capital Markets

Property Type

Industrial, Office

Featured Research

Oct 11, 2021

2021 Q3 Office San Diego Region

San Diego office market picks up demand after six challenging quarters
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Jul 6, 2021

2021 Q2 Office San Diego Region

San Diego office market begins steady post-COVID recovery
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Feb 8, 2021

A challenging year for San Diego office demand

San Diego County | Office
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Featured News

Mar 3, 2020

Elite Ortho Acquires Future MOB for $4M

17085 Camino San Bernardo | Rancho Bernardo
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