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Independent software developments in Seattle, WA

138 independent, locally-owned software developments are listed in Seattle, Washington on CheckThisBiz. National chains and franchises are not included. Ranked by how much we could independently verify (listing sources, phone, website and owner verification), the top software developments are Baus Systems, ShowGo Software and EventHub.

How we rank: email-verified customer reviews on CheckThisBiz first, then independent checks (listing sources, phone, website and domain, owner verification). Paid placement never changes this ranking. Our methods · Sources · Updated November 13, 2026

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All 276 Software Development 138 It Service and Computer Repair 79 Laboratory 18 Machine 11 Internet Service Provider 7 Mobile Phone Repair 6 Bike Repair Maintenance 4 It Consultant 3 Commercial Refrigeration 3 Web Hosting 2 Data Recovery 2 Computer Hardware Company 2 Acoustical Consultant 1

138 software developments in Seattle · Clear

eStack LLC

Software Development

2120 1st Ave N, Seattle, WA

Good signals

GenUI

Software Development

3417 Evanston Ave N, Seattle, WA

Good signals

Ministry of Product

Software Development

600 N 36th St, Seattle, WA

Good signals

Adobe Seattle

Software Development

801 N 34th St, Seattle, WA

Good signals

Leapfrog Technology

Software Development

1335 N Northlake Way, Seattle, WA

Good signals

Signetic

Software Development

1335 N Northlake Way, Seattle, WA

Good signals

Synopsys Inc

Software Development

1341 N Northlake Way, Seattle, WA

Good signals

n2uitive Corporation

Software Development

1818 Westlake Ave N, Seattle, WA

Good signals

H5 Data Centers

Software Development

1000 Denny Way, Seattle, WA

Good signals

AB Mobile Apps

Software Development

1100 Dexter Ave N Ste 100 1100, Seattle, WA

Good signals

Omni Development Inc

Software Development

1000 Dexter Ave N, Seattle, WA

Good signals

PipelineDeals

Software Development

1932 1st Ave Ste 814, Seattle, WA

Good signals

Contxtual

Software Development

1916 Pike Pl, Seattle, WA

Good signals

AMI

Software Development

300 Lenora St, Seattle, WA

Good signals

HeadLight

Software Development

2101 4th Ave, Seattle, WA

Good signals

DevHub

Software Development

2101 4th Ave, Seattle, WA

Good signals

Vix Technology

Software Development

2401 4th Ave, Seattle, WA

Good signals

Washington Publishing Company

Software Development

2107 Elliott Ave Ste 305, Seattle, WA

Good signals

AdminBridge

Software Development

2033 6th Ave, Seattle, WA

Good signals

Palador

Software Development

2033 6th Ave, Seattle, WA

Good signals

Security Innovation

Software Development

1511 3rd Ave, Seattle, WA

Good signals

Pulumi

Software Development

1525 4th Ave, Seattle, WA

Good signals

Kaskada

Software Development

1501 4th Ave, Seattle, WA

Good signals

Onvia Inc

Software Development

509 Olive Way, Seattle, WA

Good signals

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