Top 10+ C# Development Companies in Manhattan | C# Developers Manhattan 2026

Last Updated 04th September 2026 | Category: Top Web Development Firms

The List of Top 10+ C# Development Companies in Manhattan | Top C# Developers Manhattan September 2026

hyperlink infosystem

Details

Founded: 2011
Hourly Rates: < $25
Employees: 1000+
Avg. Project Cost: $2,500,000+
Ratings:
5.0
497 Reviews

Service Line

  • Web Development
  • Web Design
  • PHP Development
  • WordPress Development
  • AngularJS Development
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.
blue water

Details

Founded: 2001
Hourly Rates: $100 - $149
Employees: 50 - 249
Avg. Project Cost: $50,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • Drupal
  • E-Commerce
  • Mobile App Development
  • UI/UX Design
  • CMS Development
Since 2001, Blue Water has operated as a technology services provider. Blue Water focuses on Web Development. With 50 - 249 people on staff, Blue Water can take on projects of varying size. Typical hourly rates run around $100 - $149/hr, with an average project cost near $5,000,000. These details offer a useful starting point when evaluating Blue Water.
iflexion

Details

Founded: 1999
Hourly Rates: $25 - $49
Employees: 50 - 249
Avg. Project Cost: $100,000+
Ratings:
4.3
6 Reviews

Service Line

  • Web Development
  • PHP Development
  • Drupal
  • Mobile App Development
  • UI/UX Design
  • Ruby on Rails
  • Magento
Since 1999, Iflexion has operated as a technology services provider. Iflexion focuses on Mobile App Development. With 50 - 249 people on staff, Iflexion can take on projects of varying size. Clients can expect pricing around $25 - $49/hr, with projects averaging about $10,000. These details offer a useful starting point when evaluating Iflexion.
big kitty labs

Details

Founded: 2008
Hourly Rates: $100 - $149
Employees: 10 - 49
Avg. Project Cost: $5,000,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • Mobile App Development
  • Custom Software Development
  • AR App Development
  • VR App Development
Big Kitty Labs is a software development company that turns ideas into working products. Big Kitty Labs focuses on Mobile App Development and Custom Software Development. The company operates with a team of 10 - 49 professionals. Clients can expect pricing around $100 - $149/hr, with projects averaging about $25,000. These details offer a useful starting point when evaluating Big Kitty Labs.
redtech

Details

Founded: 1995
Hourly Rates: $100 - $149
Employees: 50 - 249
Avg. Project Cost: $50,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • WordPress Development
  • MySQL
  • Mobile App Development
  • UI/UX Design
  • Custom Software Development
  • .NET Development
Redtech works with clients to plan, build, and ship digital products. Redtech has experience working with clients in Education. Its team includes 50 - 249 specialists working across design, development, and delivery. Clients can expect pricing around $100 - $149/hr, with projects averaging about $5,000,000. These details offer a useful starting point when evaluating Redtech.
end point

Details

Founded: 1995
Hourly Rates: $100 - $149
Employees: 50 - 249
Avg. Project Cost: $10,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • PHP Development
  • Node.js Development
  • MySQL
  • E-Commerce
  • Custom Software Development
  • Ruby on Rails
  • Magento
End Point is a software development company that turns ideas into working products. End Point works across web, mobile, and custom software development. With 50 - 249 people on staff, End Point can take on projects of varying size. Typical hourly rates run around $100 - $149/hr, with an average project cost near $2,500,000. This profile is a starting point — reach out to End Point directly to discuss project specifics.
redfox visual

Details

Founded: N/A
Hourly Rates: N/A
Employees: N/A
Avg. Project Cost: $5,000,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • UI/UX Design
REDFOX VISUAL works with clients to plan, build, and ship digital products. The company's day-to-day work covers web platforms, mobile apps, and bespoke software. The average project on record costs around $5,000,000. These details offer a useful starting point when evaluating REDFOX VISUAL.
webjive

Details

Founded: 2006
Hourly Rates: $100 - $149
Employees: 2 - 9
Avg. Project Cost: $25,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
WebJIVE is a software development company that turns ideas into working products. WebJIVE focuses on Mobile App Development. WebJIVE employs 2 - 9 people. 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 WebJIVE.
traina design

Details

Founded: 2005
Hourly Rates: $150 - $199
Employees: 10 - 49
Avg. Project Cost: $50,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
Traina Design has been in business since 2005, delivering technology projects for clients. The company's day-to-day work covers web platforms, mobile apps, and bespoke software. With 10 - 49 people on staff, Traina Design can take on projects of varying size. Typical hourly rates run around $150 - $199/hr, with an average project cost near $10,000. This profile is a starting point — reach out to Traina Design directly to discuss project specifics.
wpromote

Details

Founded: 2001
Hourly Rates: $150 - $199
Employees: 500 - 999
Avg. Project Cost: $2,500,000+
Ratings: No reviews yet

Service Line

  • Web Development
  • Web Design
  • E-Commerce
  • CMS Development
Wpromote is a software development company that turns ideas into working products. The company's main offerings are Digital Marketing and Web Development. The company operates with a team of 500 - 999 professionals. Clients can expect pricing around $150 - $199/hr, with projects averaging about $50,000. Overall, Wpromote is one of the options worth shortlisting for a technology project.
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Enterprise-ready Web Development companies in Manhattan tend to look different from smaller shops in a few specific ways: named project leads instead of rotating contacts, documented change-management processes, and infrastructure experience that goes beyond a single client's traffic level. Many carry ISO or SOC-type certifications as a baseline, but the real signal is whether they can describe a past engagement of comparable scale in concrete detail. A Web Development firm in Manhattan that hesitates on that question probably hasn't done it before.

Outsourcing to Manhattan is routine at this point, but it still deserves the basics done properly: a signed NDA, a clear clause on who owns the IP once it's built, and an understanding of what happens if either side wants to walk away mid-project. Established Web Development companies in Manhattan will have handled these terms many times before and shouldn't push back on any of them — hesitation there is itself a useful signal.

There's no single number here — a Web Development company in Manhattan might quote a few thousand dollars for a narrow, well-defined build and a much larger figure for a full product with integrations and ongoing support. The only way to get a real answer for your situation is to send the same brief to a handful of Web Development firms in Manhattan and compare the itemized breakdowns, not just the bottom-line total.

The firms that rank well among Web Development companies in Manhattan typically have verifiable client references, a track record of finished (not just started) projects, relevant certifications, and consistently positive feedback across multiple engagements — not just one standout case study. Self-reported claims with nothing to back them up carry little weight here; documented outcomes do.

Look past the pitch deck: read the portfolio for technical substance, check independent reviews rather than the testimonials on the company's own site, and ask for a reference from a project similar in scope to yours. Then ask directly how they handle QA and what happens when a bug slips through after delivery. A Web Development company in Manhattan that's confident in its process will answer that last question specifically, not with a vague reassurance.

A good Web Development company in Manhattan doesn't stop at shipping features — the strongest ones bring analytics setup, structured A/B testing, and performance tuning into the conversation from early on, so the product keeps improving after launch instead of sitting static. Treated this way, a Web Development partner in Manhattan becomes an ongoing part of how the business grows rather than a vendor you call once and don't hear from again.
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