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Property Management Made Easy

Connecting home owners and renters for over 35 years.

Founded in 1981 and situated just off I-5 in Lake Oswego, Mainlander Property Management, Inc. has been bringing people together with mutual needs for over 35 years.

We specialize in property management services, managing a portfolio of approximately 1,100 rental units in the Portland-metro area. We pride ourselves on being the most knowledgeable, courteous, and customer service-oriented property management company in the region. We invite you to become a part of our unique group.

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Why choose Mainlander
as your Portland Property Management company


I couldn't have worked with anyone more competent or conscientious. Ever since Mainlander has been managing my house, the time I spend seeing to the details is hugely reduced from what it once was. Thank you again for making property owners...

Ronald Harris, Mainlander Property Owner

Portland Property Management Blog

Preparing Your Rental Property for Winter

Mainlander - Monday, November 21, 2016
As the days grow shorter and the temperature colder, it's time for some seasonal maintenance for your rental property. When was the last time your furnace was serviced? Gutters cleaned? This checklist will help you maintain and extend the life of your property.   Read More

What Clients are Saying about Us

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3927 Lake Grove Avenue
Lake Oswego, OR 97035

Mailing Address:
P.O. Box 2028
Lake Oswego, OR 97035

Tel: (503) 635-4477
Fax: (503) 635-6508

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NARPM Equal Housing OpportunityCertified Residential Management Company
Mainlander Property Management Inc, Property Management, Lake Oswego, OR