Top 10+ Windows App Development Companies in Washington | Windows App Developers Washington 2026

Last Updated 25th August 2026 | Category: Top App Development Firms

The List of Top 10+ Windows App Development Companies in Washington | Top Windows App Developers Washington 2026

1. Hyperlink InfoSystem

Sponsored
Claim Pending
Founded 2011
Employees 1000+
Hourly Rate < $25
Our Rating 5.0/5 (65 reviews)
Avg. Project Cost USD 50,000+
Contact No +13097914105
Email info@hyperlinkinfosystem.com
View Profile Visit Website
mobile app development
web development
vr app development
ar app development
unity 3d game development
wearable app development
ui-ux design
web design
internet of things
virtual reality
ai development
Businesses looking for a reliable technology partner often consider Hyperlink InfoSystem. Their core services include Mobile App Development. Hyperlink InfoSystem employs 1000+ people. Clients can expect pricing around < $25/hr, with projects averaging about $50,000. Overall, Hyperlink InfoSystem is one of the options worth shortlisting for a technology project.

2. Primtek

Not Claimed
Founded 2010
Employees 2 - 9
Hourly Rate $100 - $149
Our Rating 4.4/5 (6 reviews)
Avg. Project Cost USD 50,000+
Contact No +12253040614
Email info@primtek.net
View Profile Visit Website
mobile app development
web development
custom software development
web design
e-commerce development
social media marketing
seo
cloud solutions
Primtek is a technology company founded in 2010. The company's main offerings are Mobile App Development. The company operates with a team of 2 - 9 professionals. Typical hourly rates run around $100 - $149/hr, with an average project cost near $50,000. Overall, Primtek is one of the options worth shortlisting for a technology project.
Not Claimed
Founded 2005
Employees 2 - 9
Hourly Rate N/A
Our Rating 4.7/5 (6 reviews)
Avg. Project Cost USD 100,000+
Contact No +14156709178
Email contact@mobilecastmedia.com
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mobile app development
ui-ux design
enterprise app development
app marketing
Businesses looking for a reliable technology partner often consider MobileCast Media, Inc. The company's main offerings are Mobile App Development. With 2 - 9 people on staff, MobileCast Media, Inc. can take on projects of varying size. The average project on record costs around $100,000. This gives a quick snapshot of what to expect when working with MobileCast Media, Inc.
Not Claimed
Founded 2013
Employees 10 - 49
Hourly Rate N/A
Our Rating 4.5/5 (8 reviews)
Avg. Project Cost USD 10,000+
Contact No +13172383457
Email info@levelupdevelopment.com
View Profile Visit Website
mobile app development
web development
ui-ux design
Level Up Development is a technology company founded in 2013. The company's main offerings are Web Development and Mobile App Development. Level Up Development employs 10 - 49 people. The average project on record costs around $10,000. These details offer a useful starting point when evaluating Level Up Development.
Not Claimed
Founded 2012
Employees 10 - 49
Hourly Rate $25 - $49
Our Rating 4.1/5 (6 reviews)
Avg. Project Cost USD 2,500,000+
Contact No +18053645433
Email hello@erminesoft.com
View Profile Visit Website
mobile app development
web development
ui-ux design
android app development
ios app development
Since 2012, Erminesoft has operated as a technology services provider. Erminesoft focuses on Custom Software Development. The company operates with a team of 10 - 49 professionals. Typical hourly rates run around $25 - $49/hr, with an average project cost near $2,500,000. Overall, Erminesoft is one of the options worth shortlisting for a technology project.
Not Claimed
Founded 1998
Employees 10 - 49
Hourly Rate $100 - $149
Our Rating 4.2/5 (8 reviews)
Avg. Project Cost USD 5,000,000+
Contact No +19493917725
Email hi@phdlabs.com
View Profile Visit Website
mobile app development
web development
ui-ux design
PhD Labs is a technology company founded in 1998. PhD Labs focuses on Mobile App Development and Custom Software Development. With 10 - 49 people on staff, PhD Labs can take on projects of varying size. Clients can expect pricing around $100 - $149/hr, with projects averaging about $5,000,000. This gives a quick snapshot of what to expect when working with PhD Labs.
Not Claimed
Founded 2004
Employees 50 - 249
Hourly Rate $50 - $99
Our Rating 4.5/5 (7 reviews)
Avg. Project Cost USD 50,000+
Contact No +17815831144
Email info@boston-technology.com
View Profile Visit Website
mobile app development
web development
wearable app development
ui-ux design
web design
Businesses looking for a reliable technology partner often consider Boston Technology Corporation. The company's main offerings are Web Development and Mobile App Development. Its team includes 50 - 249 specialists working across design, development, and delivery. Clients can expect pricing around $50 - $99/hr, with projects averaging about $50,000. This profile is a starting point — reach out to Boston Technology Corporation directly to discuss project specifics.

8. Envoc

Not Claimed
Founded 1997
Employees 10 - 49
Hourly Rate $100 - $149
Our Rating 4.8/5 (7 reviews)
Avg. Project Cost USD 25,000+
Contact No +12259108239
Email sales@envoc.com
View Profile Visit Website
mobile app development
web development
ui-ux design
custom software development
branding
content management system
mobile app design
Envoc is a software development company that turns ideas into working products. Envoc focuses on Web Development and Mobile App Development. Envoc employs 10 - 49 people. Typical hourly rates run around $100 - $149/hr, with an average project cost near $25,000. These details offer a useful starting point when evaluating Envoc.
Not Claimed
Founded 2010
Employees 2 - 9
Hourly Rate $100 - $149
Our Rating 4.5/5 (8 reviews)
Avg. Project Cost USD 50,000+
Contact No +18665606237
Email trees@sticksnleaves.com
View Profile Visit Website
mobile app development
web development
ui-ux design
e-commerce development
digital strategy
Businesses looking for a reliable technology partner often consider Sticksnleaves. The company's main offerings are Mobile App Development and Custom Software Development. Its team includes 2 - 9 specialists working across design, development, and delivery. Typical hourly rates run around $100 - $149/hr, with an average project cost near $50,000. This gives a quick snapshot of what to expect when working with Sticksnleaves.
Not Claimed
Founded 2010
Employees 10 - 49
Hourly Rate $50 - $99
Our Rating 4.6/5 (6 reviews)
Avg. Project Cost USD 50,000+
Contact No +18775483001
Email contact@insanelab.com
View Profile Visit Website
mobile app development
web development
ar app development
ui-ux design
custom software development
branding
Businesses looking for a reliable technology partner often consider In'saneLab. In'saneLab focuses on Mobile App Development. With 10 - 49 people on staff, In'saneLab can take on projects of varying size. Typical hourly rates run around $50 - $99/hr, with an average project cost near $50,000. This profile is a starting point — reach out to In'saneLab directly to discuss project specifics.

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FAQs

Which App Development firms in Washington have deep expertise in Windows development?
App Development firms in Washington with genuine depth in Windows development typically maintain dedicated practice areas, certified team members, and can walk through the architecture of past Windows builds in technical detail without preparing a sales presentation. Look for firms that publish technical content on Windows — blog posts, conference talks, or open-source contributions — as evidence of expertise beyond marketing claims. Firms that have delivered Windows solutions across multiple industries in Washington generally possess the most transferable and battle-tested knowledge.
How does the business culture in Washington affect Windows project collaboration?
Business culture in Washington tends to favor structured communication, thoroughness, and long-term professional relationships — qualities that support disciplined Windows project delivery when the working relationship is established correctly from the start. International clients working with App Development companies in Washington for the first time often underestimate the value of investing in relationship-building alongside formal project governance, but teams that do so consistently report smoother Windows delivery and stronger escalation responsiveness. Understanding Washington-specific preferences around feedback styles and escalation paths reduces friction and improves the quality of Windows collaboration across the full engagement.
Are there hidden costs when working with a App Development company in Washington on Windows?
With reputable App Development companies in Washington, hidden costs are avoidable if you ask the right questions during proposal review before signing the contract. Clarify upfront whether project management, QA and testing, deployment, staging environment setup, and third-party Windows tool licensing are included in the quoted price or billed additionally as out-of-pocket expenses. Also confirm in writing how post-launch defect fixes are handled — whether they fall within a warranty period or require a separate maintenance retainer — before committing to any App Development firm in Washington for your Windows engagement.
Can I filter App Development companies in Washington specifically for Windows experience in this directory?
Yes — this directory's filter system allows you to narrow the App Development company list in Washington by specific service area, including Windows specialization, so you only see firms with verified Windows delivery experience in their profile. You can further refine results by minimum project size, team headcount, industry experience, and client review score to match the scale and context of your Windows engagement. Combining the Windows specialization filter with a minimum review threshold of 4.5 or higher is the fastest way to identify a shortlist of credible App Development firms in Washington worth contacting directly.
How do App Development companies in Washington protect the intellectual property created in my Windows project?
Established App Development companies in Washington protect client Windows IP through explicit IP assignment clauses in the main contract, comprehensive NDAs signed by all project team members, and strict repository access controls that limit code exposure to only those directly involved in Windows delivery. All source code, design files, documentation, and third-party licenses are transferred to the client upon final payment, with no residual claim retained by the App Development firm. Before project kickoff, ask that the contract includes a clause confirming no pre-existing App Development company IP is embedded in your Windows deliverables without your prior written consent.
How do App Development companies in Washington integrate Windows solutions with CRM and marketing tools?
App Development companies in Washington experienced with Windows and CRM/marketing integrations commonly connect Windows solutions with platforms such as Salesforce, HubSpot, Zoho, and Marketo — routing user and lead data captured through your Windows product directly into the sales pipeline with accurate attribution tracking. Well-architected Windows CRM integrations typically reduce manual data entry by 80–90%, improve lead response times, and give the sales team richer behavioral context for every prospect interaction. Share your full existing marketing technology stack with your App Development partner in Washington at project kickoff so they can design clean Windows integration architecture from day one rather than retrofitting it after go-live.
What is the best App Development company in Washington for a long-term Windows development partnership?
The best App Development companies in Washington for a long-term Windows partnership demonstrate organizational stability, a verifiable history of multi-year client relationships, dedicated team models with consistent staffing, and genuine investment in your Windows product strategy beyond the immediate sprint backlog. Ask specifically about average client relationship duration — firms that sustain Windows partnerships for three or more years demonstrate the kind of ongoing value delivery that justifies continued investment. The right long-term App Development partner in Washington for Windows will proactively contribute to your product roadmap, flag market-relevant opportunities early, and surface risks before you discover them yourself.

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