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Building Your Dreams, One Home at a Time

At Sierra Northwest Landscaping Company, we are proud to be a locally owned and managed landscaping company that has been providing top-notch services to Oregon and Southwest Washington clients for over two decades. Our company was founded in 2002 by Jaime Sierra, with a focus on landscaping and sprinkler system installation and management. Over the years, we have expanded our services to include stonework and waterscapes, and our client base has grown to include apartments and condo complexes, commercial properties, and homeowner's associations.

Our Commitment to Excellence

We take pride in our commitment to excellence in every aspect of our business. Our team of experienced and motivated professionals services over 250 properties throughout the Portland and Southwest Washington areas. Our experienced team maintains their Certified Landscape Technician (CLT) status and pesticide certifications, ensuring that our clients receive the highest level of service and expertise.

Our Service Offerings

We offer a comprehensive range of services designed to meet the unique needs of our clients. Our residential and commercial services include:

Maintenance Services

Our maintenance services are designed to ensure your landscaping investment remains healthy and thriving. Our services include:

  • Mowing and edging
  • Hedge pruning
  • Shrub and lawn fertilization
  • Broadleaf weed control applications
  • Weeding of beds
  • Seasonal leaf removal
  • Lawn aeration
  • Bark dust and mulch applications
  • Seasonal floral color installations
  • Spring and fall cleanups
  • Bulb planting
  • Perennial planting
  • Snow and ice removal services
  • Drainage systems

Irrigation Services

Our irrigation services are designed to provide consistent watering and maintain the health and beauty of your lawn and garden areas. We have experience and expertise in the design, construction, and maintenance of irrigation systems. Whether you need a brand new system, modification to an existing setup, or a complete overhaul of an older design, we are up to the task. We also provide service twice a year; winterization and spring startup, and repair broken pipes, cracked sprinkler heads, and leaking lines from older systems.

Stonework and Waterscaping Services

Our stonework and waterscaping services create the framework for your open spaces. Rock walkways define traffic patterns, water features draw your eyes and ears to a focal point, and projects of this type add character and charm to your landscape. We have experience designing and installing beautiful, natural stone features, including dry creek beds, flagstone or paver walkways, steps and stairs, strategically placed boulders or stone pillars, and flowerbed borders.

Expertise and Certifications

Our company is bonded, insured, and licensed to perform work in both Oregon and Washington. We maintain our Certified Landscape Technician (CLT) status and pesticide certifications, ensuring that our clients receive the highest level of service and expertise.

Reviews (14)
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Positive: The company was great to work with, according to one reviewer.
Negative: The company was unreliable, unprofessional, and provided poor quality service, with many reviewers reporting no-shows, overcharging, and rude staff.

Poor Customer Experience

The majority of reviewers had a negative experience with the company, citing issues with professionalism, punctuality, responsiveness, and quality of service.

Safety Concerns

One reviewer, Edwin Duran, reported a terrifying experience where the company's driver almost caused a head-on collision on Millplain and 164Th streets.

Unreliable Service

Several reviewers, including Madeline Lyne, Nancy Clanco, and Diana, reported that the company failed to show up for scheduled appointments or calls, leaving them high and dry.

Unprofessional Behavior

Kazushi Rickert had a confrontational experience with the company's staff when they started mowing his lawn without permission. The office staff was unhelpful, and the owner failed to respond to his concerns.

Overcharging and Poor Quality

Mikita Artsemyeu was overcharged for services and received poor quality work, including a damaged irrigation controller. The company's representative, Linda Rinbo, was also reported to be rude.

Incompetent Front Office

Jeff Miller, Steven Ogilvie, and David Spacek all reported poor experiences with the front office staff, including no-shows, unanswered calls, and unmet promises.

One Positive Experience

Word Marketing reported a positive experience working with the owner and office staff, but this was the only positive review among many negative ones.