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Top Tech Companies in Seattle, WA (3,351)

Coalfire
Cloud • Security • Cybersecurity
15 Offices
1,062 Employees
33 Benefits Hiring Now

Coalfire is the cybersecurity advisor that helps private and public sector organizations avert threats, close gaps, and effectively manage risk. By providing independent and tailored advice, assessments, technical testing, and cyber engineering services, we help clients develop scalable programs that improve their security posture, achieve their business objectives, and fuel their continued success. Coalfire has been a cybersecurity thought leader...

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Coalfire

Coalfire's Top Stability & Growth Strengths

Strong Market Position & Advantage: Coalfire is presented as a long‑tenured, A2LA‑accredited FedRAMP 3PAO with high visibility in U.S. public‑sector cloud compliance and a prominent cloud/application security testing practice. Recognized FedRAMP High assessor status and repeated references to leadership in FedRAMP advisory/3PAO and offensive cloud testing reinforce category strength.

Strategic Partnerships: Recent announcements highlight partnerships and integrations with Drata and Google Cloud, along with the launch of the CMMC Partner Assurance Network. Alliances cited with major cloud programs (e.g., AWS initiatives) indicate expanding routes to market and go‑to‑market leverage.

Innovation-Driven Growth: A rapid cadence of new offerings in 2025–2026—such as AI Threat Hunting, Audit AI, and AI assurance accreditations—shows active investment in new capabilities. Awards like a 2026 CSO Award for GuardianAI and multi‑year penetration risk research signal ongoing innovation in compliance‑led and offensive security services.

Archera
Software
2 Offices
42 Employees
Hiring Now

Archera enables your dynamic cloud operations by helping you manage and de-risk AWS and Azure savings plans, RI, and private pricing commitments. Install our free cloud procurement and cost management in minutes and: 1. Save immediately with free commitment management across all reservable services and FinOps visibility 2. Access Insured Commitments (Guaranteed Savings Plans — GSPs — and GRIs) to save flexibly...

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Archera
Conversica
Artificial Intelligence • Information Technology • Software • Conversational AI
3 Offices
219 Employees
28 Benefits

Conversica is a leading provider of Conversational AI for business, helping organizations augment their workforce to attract, grow and retain customers.

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Conversica
Yesler Inc.
Agency • Digital Media • Marketing Tech
Seattle
240 Employees
33 Benefits
Yesler is an award-winning B2B marketing agency offering data-driven marketing solutions.

Yesler is a B2B marketing agency that blends strategy, creativity, and technology to build demand, engage customers, and grow revenue. From Seattle, Portland, Philadelphia, Toronto, London and Singapore, we’re a team of more than 200 strategists, designers, technologists, media authorities, and analysts.

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Yesler Inc.
WhiteHat Engineering
Bellevue
56 Employees

Bryan Starbuck is the co-founder of tech companies. As an Angel investor, Bryan has highly trained engineers he has the option to bring into companies he co-founds.

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WhiteHat Engineering
IntellaSphere
Marketing Tech
Seattle
16 Employees

IntellaSphere provides an integrated multi-channel marketing suite of tools that enable businesses to prosper in a rapidly changing world to grow your business...

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IntellaSphere
Evalise
Wearables
Seattle

We are a wearable technology company that creates game-changing and disruptive products to redefine the fashion industry. Here at Evalise, we solve age-old frustrations by implementing cutting-edge features, accompanied by impeccable aesthetics to give your inner fashion guru some soul food.

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Evalise
Curi Bio
Biotech
Seattle
41 Employees

"Human Data for Next Generation Medicines" Curi Bio unlocks novel workflows and critical human data to inform R&D decision-making. Through an integrated platform featuring advanced 3D tissue models of disease, biosystems enabling clinically relevant functional analyses, and AI/ML-enabled insights, Curi Bio merges functional and analytical assessments for drug safety, efficacy, and potency.

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Curi Bio
Union.ai
Software
Bellevue
46 Employees
16 Benefits
A proven Solution for Data and Machine Learning Workflows at Scale

Join a community, not just a team Union.ai is the company behind Flyte, the leading machine learning orchestration ecosystem based on Kubernetes. Flyte is deployed in production now at Lyft, Spotify, Gojek and dozens of other companies across various industries.

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Union.ai
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The Lumber Manufactory
2 Offices
80 Employees
39 Benefits
Building modern sustainable mills and domestic lumber infrastructure.

The Lumber Manufactory is a venture-backed sustainable lumber startup focused on domestic wood processing and supply chain infrastructure. We're building modern manufacturing infrastructure to serve the housing and construction industries while supporting responsible forest management. Our first mill is running successfully and we're actively expanding into the Southeast region. We're backed by Cantos, Slow Ventures, Susa Ventures, Banter, Humba Ventures, and...

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The Lumber Manufactory

The Lumber Manufactory's Top Stability & Growth Strengths

Investor Backing & Capital Strength: Industry databases show a ~$35M Series B in late 2025 alongside prior rounds, signaling access to growth capital. Active hiring for scale-up roles aligns with funded expansion plans.

Market Expansion: An operational mill in New Albany, MS and plans for “more than a dozen mills before 2030” indicate early geographic build-out. State permitting activity corroborates additional site development.

Innovation-Driven Growth: A modular, rapid-deployment sawmill model and platform approach differentiate it from traditional fixed-site mills. This strategy targets faster, lower-cost deployment and localized supply.

Gemio
Internet of Things
Seattle
7 Employees

Consumer Internet-of-things devices. Investors include notable executives in tech and media including Tricia Black, Facebook's first VP of Sales; James Wood, CEO and Founder of Silknet Software (IPO and sold to Kana for $4.2B); Thomas Kraus, co-founder at BladeLogic (sold for $900M); and Tim Keck, Founder of The Stranger and The Onion.

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Gemio
Guidacent, Inc.
Information Technology • Business Intelligence • Cybersecurity • Big Data Analytics
Bellevue
32 Employees
Guiding Clients to a Higher Ascent

Guidacent understands the margins between success and failure can be tied to the next decision. As a full-service business and technology consulting firm, we help businesses determine the best path of operation in helping them continue their path to achieving greatness. While many of our clients include recognized names you come into contact with on a daily basis, they also...

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Guidacent, Inc.
9Mile Labs
Enterprise Web
Seattle
19 Employees

9Mile Labs is an Enterprise/B2B high-tech startup accelerator based in Seattle, WA. 9Mile Labs offers workspace, funding, and a group of mentors and advisors to help entrepreneurs make the right decisions and connections to take startup ideas to success. 9Mile Labs has recruited a brilliant set of mentors who are driven to help propel the startups in the program to...

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9Mile Labs
Famous Movie Jackets
eCommerce • Fashion
Seattle
38 Employees

Celebrities Replica Leather Jacket & Designer Jacket at affordable from their store famous movie jackets.

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Famous Movie Jackets
EDUonGo
Cloud
Bellevue
17 Employees

EDUonGo is a cloud-based learning platform that empowers companies and institutions to create professional and corporate training courses.

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EDUonGo
Option Care Health
182 Offices
5,717 Employees
Hiring Now

Option Care Health is a national provider of home and alternate-site infusion services in the United States. It delivers infusion therapies and related clinical support for acute and chronic conditions, including anti-infective treatment, heart-failure care, parenteral and enteral nutrition, immunoglobulin therapy, and treatments for inflammatory disorders. Its mission is to transform healthcare by improving outcomes, reducing costs, and delivering hope...

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Option Care Health
Harley Marine Services, Inc.
Seattle

Harley Marine Services, Inc. is a leading provider of marine transportation services in the United States. Harley Marine operates on the West Coast (including Alaska), New York Harbor and the US Gulf Coast.

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Harley Marine Services, Inc.
Nexius
Big Data • Hardware • Internet of Things
31 Offices
22 Benefits

We provide innovative end-to-end deployment services and smart solutions on the technology of tomorrow. Our Integrated Deployment approach allows us to think, design and plan differently for better and faster network implementation. By tying together design, optimization, deployment and delivery of state-of-the-art networks, we’re able to pinpoint the optimized time to market. We're driven by satisfying the end users'​ appetite for...

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Nexius
Säzän Group
Information Technology • Professional Services • Design
Seattle
130 Employees

Säzän Group is a Seattle-based systems engineering and design firm that helps facility owners create resilient, sustainable, high-performance buildings. Its services include building optimization, commissioning, energy audits, sustainability compliance, construction administration, asset management, and facility performance strategies. The company combines engineering, design, project management, and information technology expertise across the full building lifecycle, from concept and construction through operations and...

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Säzän Group
Global Strategy Group
8 Offices
187 Employees
40 Benefits

Global Strategy Group is the go-to public affairs, communications, and research partner for companies, causes, and campaigns. We work with our clients to build their reputations, tackle big challenges, and win. Specifically, we: • Understand and reach audiences • Change minds and influence public opinion • Champion issues and leaders • Advance legislative, regulatory, and political goals • Build and protect reputations What sets us apart? We are data-driven. We...

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Global Strategy Group

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