Northstar Surveying, Inc.

720 NW 4th St
Corvallis, OR 97330

Phone: (541) 757-9050
Fax: (541) 757-7578
Company Email

Hours of Operation

Monday to Friday
8:00 AM – 5:00 PM

Saturday to Sunday
Northstar Surveying, Inc.
Northstar Surveying, Inc.
Land Surveying Service
Land Partition Survey

Experts In Land Surveying

Experienced Surveyors at Your Service

Enlist the services of a trusted land surveying company like Northstar Surveying, Inc. for your next project. We have trained, competent, and knowledgeable surveyors who have handled numerous projects for different clients, so you can rest assured knowing that the professional we send to assist you has the skills necessary to complete the job. Whether you need help in establishing marks to control construction or to indicate land boundaries, there is no task our experts can’t handle. Read on to learn more about our team.

Meet Our Team:

David L. Schlosser Jr. - Owner & President

Registered Land Surveyor: Oregon No. 72617, California No. 8522

As the Owner & President, Dave has his hands and eyes on the pulse of the company, overseeing that every project gets completed in a timely fashion. His areas of expertise include construction layout, topographic surveying, subdivision design, and GIS/GPS projects. Dave began his interest in surveying while serving in the Army, and originally joined the Northstar Staff in 1994. Between 2004 and 2010 Dave worked as the Head of Surveying and Mapping for RRM Design Group in Oakdale California, and then returned to Northstar in 2011. Dave was initially licensed as a surveyor in California in 2008 and then in Oregon in 2013.

In his spare time Dave helps coach track at Santiam High School. Dave is a dedicated family man, married to his wife Rica for over 20 years and together guiding their four children.


Ted J. Langton – Operations Manager

Registered Land Surveyor: Oregon No. 1823, Washington No. 23596

As the Operations Manager, Ted is responsible for the overall operation of all aspects of the company, which he helped found in 1979. With more than 40 years of experience, he has established himself as a leader among his peers and fellow employees as well as one of the most respected land surveyors in the area. He graduated from Oregon State University in 1973 with a degree in Civil Engineering Technology and first became a Licensed Surveyor in 1979.

Ted is a native to Oregon and was raised in the Corvallis and Eugene area. He currently lives in Corvallis, and has been married to his wife Barb for over 40 years. He enjoys OSU sports, water skiing, hunting and spending time with his seven grandchildren.


Robert A. Cook

Registered Land Surveyor: Oregon No. 2336

Regarded as the company’s expert in cadastral and timber boundary surveys, Bob specializes in management of large scale boundary surveys for various clients, including several large forest management companies. Bob earned his Bachelor’s Degree at Rutgers University in Forest Management in 1979 and in 1988 received his license for surveying in Oregon.

Bob currently lives in the Albany area with his wife Sheri.


Call to Schedule an Appointment

With 12 surveying professionals on our team, you can expect us to work closely with you, pay attention to your every requirement, and make sure that you receive the surveying services you need. Drop by our office to properly discuss your project. Call (541) 757-9050 today to schedule an appointment.