New York City has a broad mix of web development teams, from product engineering companies building complex applications to agencies focused on ecommerce, WordPress, and brand-led websites. The companies below cover different project types, technologies, industries, and engagement models.
1. Gilzor
Gilzor provides full-cycle web development as part of its broader custom software development work. Its services cover front-end and back-end development, UI/UX design, quality assurance, deployment, and post-launch support. The technical stack includes React, Next.js, TypeScript, Node.js, Python, PostgreSQL, MongoDB, AWS, Docker, and Kubernetes. Gilzor works with startups, small and medium-sized businesses, and product companies across the US market, including web applications, ecommerce platforms, internal tools, and customer-facing products.
Key Facts:
Best for: Custom web applications and digital products
Core services: Web development, UI/UX design, QA, mobile development, AI/ML
Vention is a software engineering company with a New York office and capabilities spanning web development, custom software, enterprise application modernization, cloud, DevOps, and mobile development. Its web work includes custom platforms and applications, with published projects covering database optimization, security, integrations, React development, and cloud infrastructure. Vention can fit organizations that need a larger engineering team for complex or continuously evolving products.
Key Facts:
Best for: Complex web products and scaling engineering teams
Core services: Web development, custom software, cloud, DevOps, mobile development
Specialization: Product engineering and enterprise technology
Industries: Technology, fintech, healthcare, real estate, media
Location: New York, New York
Contact Information:
Website: ventionteams.com
Email: hello@ventionteams.com
Phone: +1 (718) 374-5043
Address: 575 Lexington Avenue, 14th Floor, New York, NY 10022, USA
LinkedIn: www.linkedin.com/company/ventionteams
Instagram: www.instagram.com/ventionteams
Twitter: x.com/ventionteams
3. Unified Infotech
Unified Infotech combines website development with custom software, mobile, ecommerce, and data engineering. Its New York operation is located at 135 Madison Avenue, while its web services cover frontend, backend, CMS, cloud, and security. The company also maintains dedicated New York offerings for custom web development and software development, making it relevant to businesses seeking local project support alongside broader engineering capabilities.
Key Facts:
Best for: Custom websites and business web applications
Core services: Website development, custom software, ecommerce, mobile development
Perpetual is a New York City digital design and software engineering agency focused on websites, web applications, and digital products. Its web development capabilities include responsive web applications, frontend and backend development, platform modernization, DevOps, infrastructure management, data engineering, security, and QA. The company works across React, Angular, JavaScript, and other technologies and has experience with enterprises, mid-sized businesses, and startups.
Key Facts:
Best for: Digital products requiring design and engineering
Core services: Web development, UX/UI, platform modernization, QA
Address: 135 W 26th St, 9A, New York, NY 10001, USA
LinkedIn: www.linkedin.com/company/perpetual
Facebook: www.facebook.com/perpetualny
Instagram: www.instagram.com/perpetual.ny
Twitter: x.com/perpetualny
5. Thoughtbot
Thoughtbot has a New York City team providing web and mobile app design and development. Its web development work covers product development from MVP through later-stage scaling, with capabilities including React.js, Ruby on Rails, Elixir, Phoenix, UX, and product design. The company is particularly relevant to teams building software products rather than simple informational websites.
Key Facts:
Best for: Startups and product teams
Core services: Web development, product design, UX, mobile development
Specialization: Digital products and MVP development
Technologies: React.js, Ruby on Rails, Elixir, Phoenix
Location: New York City
Contact Information:
Website: thoughtbot.com
Phone: +18779762687
6. Lounge Lizard
Lounge Lizard operates from New York City and provides web development alongside web design, ecommerce, SEO, branding, and digital marketing. Its development work includes custom web applications and ecommerce platforms, while its New York team works with businesses on strategy, design, development, testing, optimization, and ongoing website support.
Key Facts:
Best for: Custom websites and ecommerce projects
Core services: Web development, web design, ecommerce, SEO
Specialization: Custom digital experiences for brands
Industries: Financial services, healthcare, retail, technology, real estate
Location: New York, New York
Contact Information:
Website: www.loungelizard.com
Phone: 1-888-444-0110
Email: sales@loungelizard.com
Address: 112 West 34th Street, 18th Floor, New York, NY 10120, USA
DD.NYC is a Manhattan-based agency combining web development with web design, branding, UI/UX, animation, and other creative services. Its development practice covers WordPress, headless technologies, APIs, third-party integrations, ecommerce, technical SEO, performance optimization, analytics, and ongoing support. Its portfolio includes projects for Match Group, FIFA World Cup 2026 NYNJ, healthcare organizations, real estate companies, and technology businesses.
Key Facts:
Best for: Brand-led websites and custom digital experiences
Core services: Web development, WordPress, UI/UX, ecommerce, integrations
Specialization: Custom and high-performance websites
Industries: Real estate, healthcare, finance, technology, sports
Location: New York, New York
Contact Information:
Website: dd.nyc
Email: hello@dd.nyc
Phone: +1 212 380 1761
Address: 85 Broad Street, 17th Floor, Suite 17.005, New York, NY 10004, USA
Instagram: www.instagram.com/digitaldesign.nyc
8. Digital Silk
Digital Silk has a Manhattan operation focused on web design and development, ecommerce, branding, SEO, and digital strategy. Its development services include custom websites, WordPress, Shopify, Magento, integrations, maintenance, and performance work. Published New York projects span manufacturing, legal services, banking, technology, and other sectors, making the agency relevant to companies looking for both development and broader digital growth services.
Key Facts:
Best for: Business websites and ecommerce platforms
Core services: Custom web development, ecommerce, web design, SEO
Address: 18 West 18th Street, New York, NY 10011, USA
LinkedIn: www.linkedin.com/company/digitalsilk
Instagram: www.instagram.com/digitalsilkagency
9. Big Drop
Big Drop was founded in New York and maintains a Manhattan office. Its services include web design, website development, digital experiences, and digital marketing. The development team handles both front-end and back-end implementation, while its portfolio includes work for companies such as Semperis, Square, Bloomfire, NYSC, and Optimum.
Key Facts:
Best for: Brand websites and digital experiences
Core services: Web development, web design, digital marketing
Specialization: Custom websites and digital platforms
Address: 169 Madison Avenue, Ste 15613, New York, NY 10016, USA
LinkedIn: www.linkedin.com/company/big-drop-inc
Facebook: www.facebook.com/bigdropcompany
Instagram: www.instagram.com/bigdropinc
Twitter: x.com/bigdropinc
10. Fingent
Fingent provides custom software and web development from its New York operation. Its capabilities include web and mobile development, IT consulting, cloud technologies, AI, analytics, and enterprise software. Fingent was founded in New York and works across industries including real estate, financial services, logistics, retail, healthcare, education, manufacturing, and travel.
Key Facts:
Best for: Custom software and enterprise web projects
Core services: Web development, software development, mobile apps, IT consulting
Specialization: Custom enterprise software
Industries: Real estate, finance, logistics, healthcare, retail
Location: White Plains, New York
Contact Information:
Website: www.fingent.com
Phone: +1 (914) 615-9170
Email: info@fingent.com
Address: 235 Mamaroneck Ave Ste 301, White Plains, NY 10605, USA
Ruckus combines web development with UX, design, ecommerce, integrations, SEO, and digital strategy. Its development services cover custom websites and digital platforms, while ecommerce work includes replatforming, Shopify development, ERP integrations, payments, analytics, and catalog migration. Ruckus has a New York office and works with both marketing websites and more complex commercial storefronts.
Key Facts:
Best for: Ecommerce and conversion-focused websites
Core services: Web development, ecommerce, UX, integrations
Specialization: Ecommerce platforms and replatforming
Dom & Tom is a New York-based digital product agency focused on web, mobile, and AI-powered applications. Its web development services include product strategy, UX, full-stack engineering, APIs, cloud infrastructure, QA, deployment, and post-launch support. The company also handles modernization and inherited codebases, with technologies including Laravel, React, Vue, Next.js, Node.js, and AWS.
Key Facts:
Best for: Complex web applications and product modernization
Core services: Web development, UX, product strategy, cloud, QA
Specialization: Digital products and web applications
The Charles Group operates an in-house technology practice covering front-end and back-end development, Shopify, Magento, app development, and technical infrastructure. The agency combines these capabilities with UX, visual design, content, branding, CRM, analytics, and marketing technology. This makes its web development offering particularly relevant to brands that need the website, ecommerce system, and wider digital experience developed together.
Key Facts:
Best for: Brand-led websites and ecommerce experiences
Core services: Web development, ecommerce, CMS, digital technology
Specialization: Full-stack development integrated with creative services
Technologies: Shopify, Magento, front-end and back-end technologies
Location: New York City
Contact Information:
Website: www.thecharlesgrp.com
Phone: +1 212.226.8929
Email: info@thecharlesgrp.com
Address: 200 Broadway Suite 307 NY, NY 10038, USA
LinkedIn: www.linkedin.com/company/thecharlesgrp
Facebook: www.facebook.com/thecharlesnyc
Instagram: www.instagram.com/thecharlesgrp
14. Clay
Clay is a digital product and web development company with a New York office. Its website development services cover frontend and backend development, CMS implementation, interactive experiences, and technical architecture. The company also works on digital products, combining development with UX/UI design, design systems, and technology consulting. Its portfolio includes website projects for companies such as Slack, Marqeta, Reyes Beverage Group, Tipalti, and Echo Street, covering areas including fintech, B2B software, ecommerce, and enterprise technology.
Key Facts:
Best for: Custom websites and digital products
Core services: Frontend development, backend development, API integration, CMS implementation
Specialization: Digital products and interactive websites
Notable strength: Combines web development with UX/UI and digital product design
Contact Information:
Website: clay.global
Email: hey@clay.global
Phone: +1 415 796 6262
Address: 148 Lafayette St, New York, NY 10013
LinkedIn: www.linkedin.com/company/clayglobal
Facebook: www.facebook.com/claydesignstudio
Instagram: www.instagram.com/clayglobal
Twitter: x.com/clayglobal
15. Fueled
Fueled provides digital strategy, design, engineering, web development, WordPress, CMS, ecommerce, and mobile development. Its published work includes web and backend projects for organizations such as the New York Times, WhiteHouse.gov, Variety, Rolling Stone, and other large digital properties. The company works with platforms including WordPress, WooCommerce, Shopify, Sanity, Contentful, Webflow, and Vercel, supporting both websites and larger digital products.
Key Facts:
Best for: Enterprise websites and digital platforms
Core services: Web development, WordPress, CMS, ecommerce, digital strategy
Specialization: Large-scale digital experiences and content platforms
The NYC web development market covers a wide range of needs, from custom web applications and enterprise platforms to ecommerce stores, headless websites, and content-driven digital experiences. The companies in this list differ in their technical stacks, industry experience, and project focus, so the right fit depends on your requirements, budget, and development scope. Before choosing a partner, compare relevant case studies, services, technology expertise, communication model, and post-launch support to find a team suited to your project.
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