Software Engineering companies in Seattle List 2023 Updated

Engineering companies in SeattleEngineering companies in Seattle

Engineering companies in Seattle

1.The Vertex Companies, Inc.

VERTEX is an exciting fast-growth, value-driven, employee-owned AEC firm that also offers forensic services with a constant sense of urgency. Since incorporation in 1995, VERTEX has maintained an annual growth rate of 20+ percent. Our blend of traditional engineering, environmental, construction, and digital services bolsters our ability to handle a multitude of forensic assignments.

VERTEX is an employee-owned AEC firm that delivers integrated Forensic, Engineering, Construction, Environmental and Digital & Technology solutions on complex projects that span the globe. Having forensics experts working alongside AEC specialists enhances our skills and bolsters the credibility of our expert consultants.


Forensic: Insurance & Surety

Forensic: Expert Witness

Engineering Design



Digital & Technology

Contact no:: +1 206-429-6200

Address:810 3rd Ave #307, Seattle, WA 98104, United States


2.LPD Engineering PLLC

LPD Engineering’s practice is based on establishing relationships through delivering quality civil engineering designs, facilitating dialogue, and taking a proactive and holistic approach to each project. Whether its during the initial planning or in the depths of the design, LPD guides our clients through design challenges and the regulatory maze unique to each project. Clients and partners of LPD shape our firm by inspiring us to continually reach for new solutions to challenges. Established in 1999 in Seattle, our civil site design practice incorporates stormwater management, erosion control, utilities, grading and paving for both the public and private sectors. Our projects include K-12; higher education; public services; parks and recreation; maintenance facilities; light industrial; single and multi-family residential; and commercial. Applying our civil engineering talents to create quality solutions and designs is the foundation upon which our relationships rest.

Staying focused comes naturally to engineers. Our staff’s civil engineering talents are broad, and when combined, can handle complex projects of any size. Our focus is to stay true to the client’s vision while providing the most economical, sustainable, and viable long-term solutions. With an emphasis on service, collaboration, and innovation, our work style promotes flexibility, nurtures creativity and ensures quality deliverable.




Parks & Playfields

Residential Projects

Contact no:+1 206-725-1211

Address: 1932 1st Ave #201, Seattle, WA 98101, United States


3.Notkin a P2S Company

Our mission is to design a better future, every day. We inspire staff to design sustainable solutions for our clients. We give back to the communities we live and work in. We embrace collaboration and innovation as the dual pillars that sustain everything we do. And we’re always imagining what comes next.

P2S Eng has brought forward-thinking, sustainable engineering solutions to California and beyond for over 29 years. We take client dreams and make them a reality with inventive, sustainable solutions fueled by the desire to make the future a better place. We believe innovative, responsible design is more than cost savings and efficiency, it’s the promise of a brighter, greener future that begins today.

P2S Cx services improve quality, decrease utility costs, reduce resource consumption, and diminish a facility’s environmental impact. We help clients create environments that will be safe, reliable, and energy-efficient well into the future. We collaborate closely with our MEPT engineers and designers, to offer a full suite of commissioning services to clients in every industry. Our Commissioning Management Service (CxMS) reduces Cx costs by giving clients anywhere in the world the flexibility to use onsite staff for tasks, while P2S manages the Cx process remotely.

Contact no:+1 206-448-1911

Address: 920 5th Ave Ste 2300, Seattle, WA 98104, United States


4.Coffman Engineers Inc

We’re proud to be an ENR Top 500 engineering firm with a culture and business model that offers our clients something unique: the local, high touch service of a small firm backed by the multidiscipline capabilities typically found at large engineering consultants.

We’re proud to be an ENR Top 500 engineering firm with a culture and business model that offers our clients something unique: the local, high touch service of a small firm backed by the multidiscipline capabilities typically found at large engineering consultants.







Contact no:+1 206-623-0717

Address:1101 2nd Ave #400, Seattle, WA 98101, United States


5.PACLAND – Seattle

PACLAND provides consulting through big picture thinking, project leadership, and unparalleled personal commitment. We’ve built a reputation on never settling. Our team of proactive, responsive project managers, planners, engineers, landscape architects and support staff will service your client needs as if they were their own. You can be assured that our staff is in constant pursuit of driving projects to perfection. 

The PACLAND team has a strong understanding of the regulatory environment at both state and local levels, so we encourage our clients to “think big” as we deliver superior engineering support. Our knowledge saves our clients valuable time when they embark on a project that spans new or multiple regulatory jurisdictions.


Land Use Planning

Civil Engineering

Transportation Engineering

Contact no:+1 206-522-9510

Address:6814 Greenwood Ave N, Seattle, WA 98103, United States


6.Coterra Engineering

We provide civil engineering services to private and public organizations on a diverse type of projects and sizes. 

We’ve been providing civil engineering solutions for more than two decades. We’re seasoned experts on drainage and regulatory requirements, and we use our knowledge to design projects that are economical, efficient and compliant — with an emphasis on sustainable methods. Coterra Engineering PLLC is certified with the Washington State Office of Minority and Women’s Business Enterprises (OMWBE) as a Disadvantaged Business Enterprise for the federal program and a Minority Business Enterprise for the state program.


Temporary erosion and sedimentation control

Site demolition plans

Foundation and subsurface drainage plans and design

Paving and grading design

Drainage design

Low impact/green infrastructure design (LID/GSI)

Sanitary sewer, water systems, and utility design

Roadway design

Plan, specifications, and cost estimate preparation





   Flow Control/Detention

   Stormwater Quality Design

   Low Impact Design/Green Infrastructure

   Master Drainage Plans/Planning


   Water Main Transmission and Distribution


Sanitary ewer

   Sewer Main

   Pump Stations

Power/Low Voltage


Contact no:+1 206-596-7115

Address:321 3rd Ave S UNIT 406, Seattle, WA 98104, United States


7.KPFF Consulting Engineers

KPFF is a multi-office, multi-discipline engineering firm. We’re driven by a commitment to our core values of Excellence, Trust, Relationships, Stability, and Passion; defining our professional practice, how we are organized and our commitment to our clients and employees. 

Working at KPFF has been fast paced, extremely busy and really rewarding because there’s a lot of opportunities to succeed. There’s a great support system here that helps you grow, helps you do well and helps you do everything that you need to do!

At KPFF we recognize how fortunate we are to have the resources available to maintain our thriving practice and provide an excellent quality of life for our employees. We take corporate social responsibility seriously, and actively look for ways to improve the communities where we live and work, minimize our environmental footprint, and promote inclusion throughout our firm. While each of our KPFF locations develop and practice their own programs, they are united by our Core Values of Excellence, Trust, Relationships, Stability and Passion…the foundation for everything we do at KPFF.


Architecture and the Built Environment

Structural Engineering

Civil Engineering

Protective Design


Specialty Engineering


Contact no: +1 206-622-5822

Address: 1601 5th Ave #1600, Seattle, WA 98101, United States


8.PND Engineers, Inc. Seattle

PND Engineers, Inc. is a consulting engineering firm founded in 1979 in Anchorage, Alaska. We have offices in Anchorage, Juneau, and Palmer, Alaska; Seattle, Washington; Portland, Oregon; Houston, Texas; and Vancouver, British Columbia.

PND’s experience is rooted in the remote and Arctic regions of Alaska where the company has thrived by providing innovative solutions to our clients. PND offers a broad range of civil engineering services, from building structural design to coastal engineering. Our clients are diverse and range from Fortune 500 corporations to small ports and cities in Alaska, as well as the Lower 48 and even internationally.

With special thanks to our clients, PND has maintained steady employee and revenue growth since our inception. PND is consistently challenged with unique engineering projects that repeatedly push and motivate staff and allow the company to grow and prosper.

We are particularly proud of our reputation for devising innovative design solutions. Efficiency in design and the resultant savings in construction and operations costs are attractive to organizations that must operate within a stringent financial environment; PND has long enjoyed the challenge of working for such clients.


Arctic Engineering

Bridge Engineering

Civil Engineering

Coastal Engineering

Contract Administration

Construction Engineering

Geotechnical Engineering

Hydraulics / Hydrology

Contact no: +1 206-624-1387

Address: 1736 4th Ave S, Seattle, WA 98134, United States


9.Bush, Roed & Hitchings, Inc.

BRH has a strong commitment to ethical behavior. We strive to foster a workplace that emphasizes both individual and corporate responsibility, celebrates diversity, and encourages a healthy work/life balance.

We continually strive to reduce our environmental footprint, incorporating sustainable engineering practices when possible. Our employees enjoy a workplace that values mutual respect and equal opportunity.


Land Surveying

Civil Engineering

Contact no: +1 206-323-4144

Address:2009 Minor Ave E, Seattle, WA 98102, United States


10.Synapse Product Development, Inc.

Synapse is a product development and consultancy firm. We work with the best companies in the world to drive innovation and introduce cutting-edge devices that positively impact our lives. Fueled by a desire to solve complex engineering challenges, we develop products that transform brands and accelerate advances in technology.

Our clients come to us to disrupt markets — or to create entirely new ones. Through collaboration we’re able to understand their unique objectives and match our engineering talent, technology resources, and essential project management to transform their visions into reality.


Doppler Here One White 

Doppler Labs

Here One

SteamVR Tracking Reference Hardware


SteamVR Reference Hardware & Training

Contact no:+1 206-381-0898

Address:1511 6th Ave #400, Seattle, WA 98101, United States


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