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Top 10+ C# Development Companies in Manhattan | C# Developers Manhattan 2026
Last Updated 04th November 2026 | Category: Top Web Development FirmsAs of November 2026, this directory tracks 58 c-sharp companies. Hyperlink InfoSystem currently sits at the top of the list (5.0-star average from 497 verified reviews, $25 - $49 / hr, in business since 2011). Looking at the group as a whole, the midpoint hourly rate is $125, the median rating is 4.8, and 42% report a team of 50 or more. Most frequently listed specialties here include Mobile App Development, Web Development, Bot Development, and AI Development.
Every company on this page is evaluated on the same real signals: how clients have rated their work, what they charge per hour, how big their team is, and how long they've been in business. Clients rate these c-sharp firms 4.9/5 on average. $100 - $149 / hr is the most common rate band. Roughly 41% of the companies listed report a headcount of 50 or more. Before reaching out to any shortlisted firm, it's worth cross-checking its review history and portfolio directly - every listing is manually checked (founding year, services, team size) and reviews go through a moderation step before they go live.
58
Verified Firms
$100 - $149 / hr
Most Common Rate
4.9
Average Rating
41%
Have 50+ Employees
How this list is built:
Companies are added only after manual research into their foundation year, service offerings, ratings, and employee strength.
Client reviews go through a verification step before being marked Verified and shown publicly.
Listings marked Sponsored pay for premium placement — sponsorship does not affect star ratings or review content.
Top-Ranked c-sharp Companies
Compare the highest-ranked firms first side by side.
| Rank | Company | Rating | Reviews | Hourly Rate | Action |
|---|---|---|---|---|---|
| 1 | 497 | $25 - $49 / hr | Visit Profile | ||
| 2 | 6 | $25 - $49 / hr | Visit Profile | ||
| 3 | 9 | $100 - $149 / hr | Visit Profile | ||
| 4 | 10 | $100 - $149 / hr | Visit Profile | ||
| 5 | — | — | $150 - $199 / hr | Visit Profile | |
| 6 | 9 | N/A | Visit Profile | ||
| 7 | 8 | $100 - $149 / hr | Visit Profile | ||
| 8 | 9 | $100 - $149 / hr | Visit Profile | ||
| 9 | 10 | $100 - $149 / hr | Visit Profile | ||
| 10 | — | — | $150 - $199 / hr | Visit Profile |
The List of Top 10+ C# Development Companies in Manhattan | Top C# Developers Manhattan November 2026
Custom Software Development
Mobile App Development
Web Development
CO
Content Management System
E-commerce Development
Mobile App Development
SEO
Social Media Marketing
Web Design
Web Development
WP
Web Development
Web Design
E-Commerce
CMS Development
BW
Web Development
Web Design
Drupal
E-Commerce
Mobile App Development
UI/UX Design
CMS Development
Android App Development
Digital Strategy
Enterprise App Modernization
iOS App Development
iPhone App Development
Mobile App Development
UI-UX Design
Web Design
Web Development
Custom Software Development
Mobile App Development
UI-UX Design
Web Development
Cloud Solutions
Custom Software Development
E-commerce Development
Enterprise App Modernization
Mobile App Development
UI-UX Design
Web Design
Web Development
Web Development
Web Design
Mobile App Development
Web Development
Web Design
E-Commerce
UI/UX Design
Custom Software Development
Web Development
Web Design
PHP Development
Node.js Development
Mobile App Development
UI/UX Design
EP
Web Development
PHP Development
Node.js Development
MySQL
E-Commerce
Custom Software Development
Ruby on Rails
Magento
Web Development
Web Design
E-Commerce
Mobile App Development
UI/UX Design
Web Development
Web Design
Mobile App Development
UI/UX Design
Branding
Content Management System
Custom Software Development
Mobile App Development
UI-UX Design
Wearable App Development
AK
Big Data
Cloud Computing Software
Enterprise App Development
Internet of Things
Mobile App Development
UI-UX Design
Custom Software Development
E-commerce Development
Enterprise App Development
Mobile App Development
Web Development
RA
Web Development
Web Design
PHP Development
WordPress Development
Node.js Development
UI/UX Design
MO
Web Development
Web Design
Mobile App Development
UI/UX Design
Custom Software Development
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FAQ
Frequently Asked Questions
Got questions about our specialized technology solutions? We have the answers to help you make informed decisions.
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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Top Software Companies is an online platform that highlights the list of most trusted web and app development companies around the world. This platform will help people to hire best app developers for their requirements and also helpful for listed vendors to promote their business in front of potential clients.
