Top 10+ Blockchain Development Companies in California | Blockchain Developers California 2026
Last Updated 08th September 2026 | Category: Top Blockchain Development FirmsThe List of Top 10+ Blockchain Development Companies in California | Top Blockchain Developers Califonia September 2026
1. Hyperlink InfoSystem
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Details
| Founded: | 2011 |
|---|---|
| Hourly Rates: | < $25 |
| Employees: | 1000+ |
| Avg. Project Cost: | $50,000+ |
| Ratings: |
5.0
497 Reviews
|
Since 2011, Hyperlink InfoSystem has operated as a technology services provider. Hyperlink InfoSystem focuses on Mobile App Development. Hyperlink InfoSystem employs 1000+ people. Clients can expect pricing around < $25/hr, with projects averaging about $100,000. Overall, Hyperlink InfoSystem is one of the options worth shortlisting for a technology project.
Details
| Founded: | 2007 |
|---|---|
| Hourly Rates: | $100 - $149 |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $10,000+ |
| Ratings: |
4.8
6 Reviews
|
Since 2007, Blue Compass Interactive has operated as a technology services provider. Their core services include Web Development and Digital Marketing. Its team includes 10 - 49 specialists working across design, development, and delivery. Clients can expect pricing around $100 - $149/hr, with projects averaging about $10,000. This gives a quick snapshot of what to expect when working with Blue Compass Interactive.
Details
| Founded: | 2015 |
|---|---|
| Hourly Rates: | $50 - $99 |
| Employees: | 50 - 249 |
| Avg. Project Cost: | $2,500,000+ |
| Ratings: | No reviews yet |
Upnetix JSC is a software development company that turns ideas into working products. Upnetix JSC focuses on Mobile App Development. Upnetix JSC employs 50 - 249 people. Typical hourly rates run around $50 - $99/hr, with an average project cost near $25,000. This gives a quick snapshot of what to expect when working with Upnetix JSC.
Details
| Founded: | 2014 |
|---|---|
| Hourly Rates: | $25 - $49 |
| Employees: | 2 - 9 |
| Avg. Project Cost: | $25,000+ |
| Ratings: |
4.4
7 Reviews
|
Hattrick IT is a good mobile development company that takes pride in their focus to detail and passion with pleasing their clients. Their passion is to help startups turn their ideas into quality products in record time to market. They keep on top of the latest trends for iOS and Android. This way they make sure their apps always use the latest and finest tech available, making them as future-proof as it gets.
Details
| Founded: | 2011 |
|---|---|
| Hourly Rates: | $50 - $99 |
| Employees: | 2 - 9 |
| Avg. Project Cost: | $25,000+ |
| Ratings: |
4.3
8 Reviews
|
Blu27 is a software development company that turns ideas into working products. Their core services include Mobile App Development. With 2 - 9 people on staff, Blu27 can take on projects of varying size. Clients can expect pricing around $50 - $99/hr, with projects averaging about $5,000,000. This profile is a starting point — reach out to Blu27 directly to discuss project specifics.
Details
| Founded: | 2007 |
|---|---|
| Hourly Rates: | $25 - $49 |
| Employees: | 10 - 49 |
| Avg. Project Cost: | $10,000+ |
| Ratings: |
4.7
9 Reviews
|
Hybrid IT Services is a software development company that turns ideas into working products. Hybrid IT Services focuses on IT Consulting and Mobile App Development. Hybrid IT Services employs 10 - 49 people. Typical hourly rates run around $25 - $49/hr, with an average project cost near $2,500,000. Overall, Hybrid IT Services is one of the options worth shortlisting for a technology project.
Details
| Founded: | N/A |
|---|---|
| Hourly Rates: | N/A |
| Employees: | N/A |
| Avg. Project Cost: | $50,000+ |
| Ratings: |
4.1
6 Reviews
|
Businesses looking for a reliable technology partner often consider Cii Technology Solutions. Cii Technology Solutions focuses on IT Consulting. The average project on record costs around $5,000,000. This profile is a starting point — reach out to Cii Technology Solutions directly to discuss project specifics.
Details
| Founded: | 1993 |
|---|---|
| Hourly Rates: | $25 - $49 |
| Employees: | 250 - 499 |
| Avg. Project Cost: | $50,000+ |
| Ratings: |
4.6
6 Reviews
|
SaM Solutions works with clients to plan, build, and ship digital products. SaM Solutions focuses on Mobile App Development. The company operates with a team of 500 - 999 professionals. Clients can expect pricing around $25 - $49/hr, with projects averaging about $100,000. This gives a quick snapshot of what to expect when working with SaM Solutions.
Details
| Founded: | 2009 |
|---|---|
| Hourly Rates: | $50 - $99 |
| Employees: | 50 - 249 |
| Avg. Project Cost: | $2,500,000+ |
| Ratings: |
4.7
6 Reviews
|
Since 2009, Tmob Tech Inc. has operated as a technology services provider. Tmob Tech Inc. takes on projects ranging from websites to mobile apps to custom software builds. Its team includes 50 - 249 specialists working across design, development, and delivery. Typical hourly rates run around $50 - $99/hr, with an average project cost near $2,500,000. This gives a quick snapshot of what to expect when working with Tmob Tech Inc.
Details
| Founded: | 2009 |
|---|---|
| Hourly Rates: | $50 - $99 |
| Employees: | 2 - 9 |
| Avg. Project Cost: | $10,000+ |
| Ratings: |
4.1
6 Reviews
|
Influential Designs is a software development company that turns ideas into working products. The company's main offerings are Mobile App Development. With 2 - 9 people on staff, Influential Designs 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 Influential Designs directly to discuss project specifics.
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FAQ
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Got questions about our specialized technology solutions? We have the answers to help you make informed decisions.
Yes — a good number of Blockchain Development companies in California have built their client base primarily from overseas, particularly across North America and Western Europe, and have the operational habits to prove it: documented handoffs, async-friendly communication, and contracts written with international clients in mind. If cross-border delivery matters to you, ask a Blockchain Development firm in California directly for a reference from a client in your own country rather than taking "we work globally" at face value.
Most Blockchain Development teams in California that have been doing this for a while have a playbook for overseas clients: structured sprint check-ins, shared dashboards you can log into any time, and written updates that don't rely on everyone being online at once. The ones that do this well treat documentation as part of the deliverable, not an afterthought. Before committing, it's worth asking a Blockchain Development firm in California to show you what a typical week of client communication actually looks like.
You'll generally see three options from Blockchain Development companies in California: fixed-price for scopes that are already nailed down, time-and-materials for projects where the requirements are still taking shape, and a dedicated-team arrangement for products with no real end date. Fixed-price protects your budget but punishes scope creep; time-and-materials is more forgiving of changing plans but requires more active oversight from you. A Blockchain Development firm in California should be able to explain which one fits your situation, not just default to whichever is easiest for them.
Skip past the summary and go straight to the portfolio examples, the full text of client reviews (not just the star rating), and how long the company has been operating. Reviews that mention specific, measurable results — a faster checkout flow, a successful migration, fewer support tickets — tell you far more than generic praise. It's also worth checking whether the Blockchain Development firm in California responds to reviews at all, since that habit tends to mirror how they handle feedback during an actual project.
Bring a real problem from your own project to a discovery call and see how the team engages with it — the quality of their follow-up questions tells you more than any slide deck. Ask to see actual code from past work, not just screenshots of the finished product, and look for evidence of technical writing, open-source contributions, or conference talks, which are harder to fake than a polished portfolio page. A Blockchain Development company in California with genuine depth won't be shy about any of this.
Listen to what they ask about before they start talking solutions. A Blockchain Development company in California genuinely focused on outcomes will want to understand your users, your revenue model, and your competitors before proposing anything technical. One that jumps straight to a timeline and a quote without asking those questions is optimizing for winning the deal, not for whether the thing they build actually works for your business.
Platforms like Clutch and GoodFirms are a good starting point, since they require some independent validation of the work described. A strong case study from a Blockchain Development company in California spells out the original problem, what was actually built, and a measurable result — not just a screenshot and a paragraph of praise. Match case studies to your own industry and scale wherever you can; a great result in an unrelated space tells you less than it seems to.
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