AeroLeads people directory · profile
Marc Posthumus Email & Phone Number
Managing Director
at
Cast Capital Partners
1 work email found
@colliers.com
6 phones found area 617, 760, 858, 206, and 212
LinkedIn matched
✓ Verified Jun 2026
4 data sources
Profile completeness 100%
Current company
Role
Managing Director
Location
San Diego, California, United States
Company size
Who is Marc Posthumus? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Marc Posthumus is listed as Managing Director at Cast Capital Partners, a company with 23 employees, based in San Diego, California, United States. AeroLeads shows a work email signal at colliers.com, phone signal with area code 617, 760, 858, 206, 212, and a matched LinkedIn profile for Marc Posthumus.
Marc Posthumus previously worked as Senior Vice President at Colliers-International and Sales & Leasing Specialist at Cushman & Wakefield. Marc Posthumus holds Ba, Business Admin from Hope College.
Company email context
Email format at Cast Capital Partners
This section adds company-level context without repeating Marc Posthumus's masked contact details.
{first}.{last}@colliers.com
86% confidence
AeroLeads found 1 current-domain work email signal for Marc Posthumus. Compare company email patterns before reaching out.
Profile bio
About Marc Posthumus
Marc Posthumus is a Senior Vice President at Colliers with over twenty years experience in the commercial real estate industry. He is committed to the highest level of client service and his primary area of focus is sales and leasing of office, Medical and industrial properties. Marc is an expert in the area of owner occupied and private client real estate investment sales and takes a consultative approach to helping investors evaluate their long term real estate strategy. His civic affiliations include: The Century Club of San Diego, National Association of Industrial and Office Properties (NAIOP), Big Brothers & Big Sisters (Big Brother Volunteer) and La Jolla Country Club. Marc received his Bachelor of Arts in 1996, from Hope College and his CCIM (Certified Commercial investment Member) designation in 2003. Specialties: Owner Occupied and Private Client Real Estate Investment Sales, Office, Retail, Medical and Industrial Landlord/Seller and Tenant/Buyer representation.
Listed skills include Real Estate, Commercial Real Estate, Tenant Representation, Sales, and 26 others.
Current workplace
Marc Posthumus's current company
Company context helps verify the profile and gives searchers a useful next step.
Cast Capital Partners
6 roles · 30 years
Marc Posthumus work experience
A career timeline built from the work history available for this profile.
Senior Vice President
CurrentPrimarily focused on private capital investment sales, owner occupied real estate, and the leasing of office, medical and industrial product.
May 2014 - Present
Sales & Leasing Specialist
Primarily focused on private capital investment sales, owner occupied real estate, and the leasing of office and industrial product.
Jan 2006 - May 2014
Office Advisor
2004 - 2006
~2 yrs
Sales Associate
1999 - 2003
~4 yrs
Sales Associate
1996 - 1999
~3 yrs
1 education record
Marc Posthumus education
FAQ
Frequently asked questions about Marc Posthumus
Quick answers generated from the profile data available on this page.
What company does Marc Posthumus work for?
Marc Posthumus works for Cast Capital Partners.
What is Marc Posthumus's role at Cast Capital Partners?
Marc Posthumus is listed as Managing Director at Cast Capital Partners.
What is Marc Posthumus's email address?
AeroLeads has found 1 work email signal at @colliers.com for Marc Posthumus at Cast Capital Partners.
What is Marc Posthumus's phone number?
AeroLeads has found 6 phone signal(s) with area code 617, 760, 858, 206, 212 for Marc Posthumus at Cast Capital Partners.
Where is Marc Posthumus based?
Marc Posthumus is based in San Diego, California, United States while working with Cast Capital Partners.
What companies has Marc Posthumus worked for?
Marc Posthumus has worked for Cast Capital Partners, Colliers-International, Cushman & Wakefield, Grubb & Ellis|Bre Commercial, and Grubb & Ellis|Paramount Commerce.
How can I contact Marc Posthumus?
You can use AeroLeads to view verified contact signals for Marc Posthumus at Cast Capital Partners, including work email, phone, and LinkedIn data when available.
What schools did Marc Posthumus attend?
Marc Posthumus holds Ba, Business Admin from Hope College.
What skills is Marc Posthumus known for?
Marc Posthumus is listed with skills including Real Estate, Commercial Real Estate, Tenant Representation, Sales, Investment Properties, Leases, Real Estate Transactions, and Tenant.
Find 750M verified contacts
Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.
Start free trialPeople with similar names
Check these profiles if this is not the Marc Posthumus you were looking for.
View similar profiles
