Best Web Development Agencies in New York (2026) – Ranked by Case Studies
D'Addario Client-verified
Web Design, Web Development
Manufacturing
1K-5K Employees
N/A
Farmingdale, NY
N/A- +139% B2C revenue
- +275% revenue from custom products
- 65% of 2018 revenue came through the B2B portal
- Platform handles 5,000+ SKUs with real-time inventory and personalized pricing
StoneX Client-verified
SEO, Web DevelopmentFinance1K-5K EmployeesN/ANew York, NYN/A- Thousands of pages redirected in a WordPress to HubSpot migration without losing search authority
Web Development, Web DesignB2B201-500 EmployeesN/ABrooklyn, NYN/A- 60% Increase in visits
- 22% Increase in unique visitors
- 100% Increase in avg. visit duration
Web Development, Web DesignTravel1-10 EmployeesN/ANew York, NYN/A- 58.4% Increase in keywords
- 114% Increase in improved keywords on Google
- 3K Backlinks created
Web Development, Web DesignPublishing10K+ EmployeesN/ANew York, NYN/A- 20K Keywords ranked on Google
- 39K Unique visitors
- 7% Increase in branded traffic
SEO, Web Design, Web DevelopmentFood & Beverage11-50 EmployeesN/ANew York, NYN/A- 811.1% Increase in Number of SERP Snippets
- 33.9% Increase in Organic Sessions
- 38.4% Increase in Organic Event Count
- 65.8% Increase in Transactions
- 68.6% Increase in Organic Revenue
SEO, Web Design, Web DevelopmentFashion11-50 EmployeesN/AMount Kisco, NYN/A- $2.6 m in Illion in Revenue
- $1 m in Illion in Revenue
PPC, SEO, Web Design, Web DevelopmentFashion51-200 EmployeesN/ANew York, NYN/A- $221,000
- 55.18% Increase in Transactions
- 86.30% Increase in Since Last Year
Web Design, Web Development, SEOManufacturing51-200 EmployeesN/ARome, NYN/A- 38.71% increase in key events
- 59.65% increase in session key event rate
- 4.7% increase in sessions
- 185.4% increase in referral sessions
- 136.14% increase in referral event count
Web Design, Web Development, SEOTelecom51-200 EmployeesN/ANew York, NYN/A- 123.47% increase in users
- 107.05% increase in organic search
- 102.01% increase in key events
- 118.17% increase in engaged sessions
Web Design, Web Development, SEOSaaS51-200 EmployeesN/AWest Henrietta, NYN/A- 13.02% increase in sessions
- 38.59% increase in new users
- 1.57% decrease in bounce rate
- 9.21% increase in organic search
Web Design, Web DevelopmentPediatricsN/AN/ANew York, NYN/A- Custom WordPress site on Elementor
- Home, service and FAQ page system
- ADA accessibility build
- Brand and logo design and client training
Web Design, Web DevelopmentEntertainmentN/AN/ANew York, NYN/A- Custom photography-driven website
- Music, gallery, live performance and booking sections
- Streaming and social links
- Contact and press inquiry form
Web Design, Web DevelopmentLaw FirmN/AN/AWoodbury, NYN/A- Multi-site architecture for the flagship firm and practice-area sites
- Unified design and typography system
- Attorney bios and practice-area pages
- Testimonials and awards presentation
Web DevelopmentLogisticsN/AN/ANew York, NYN/A- Platform Development project for First Global Xpress
Web DevelopmentFintechN/AN/ANew York, NYN/A- Built a CMS platform with the latest Wordpress version for Prometheum, featuring full content management features and security requirements.
Web DevelopmentDermatologyN/AN/ANew York, NYN/A- Marmur Medical, a New York City institution since 2012, is dedicated to providing exceptional dermatological care. Under the leadership of the renowned dermatologist - Dr. Ellen Marmur, MM offer a wide array of services, including
Web Design, Web DevelopmentFinanceN/AN/AFairport, NYN/A- New widget-based templates for easy editing and customization
- Consolidated sites into one global navigation
Web Design, Web Development, CROFinanceN/AN/ANew York, NYN/A- 175% increase in Market Focus sign-ups
- 121% increase in trial sign-ups
- 13% increase in website users
Web Design, Web Development, Content MarketingManufacturing1K-5K EmployeesN/ANew Hampton, NYN/A- 28 separate sites merged into one
- WordPress multisite with a global menu system
- Multi-tier mega menu for deep navigation
Web DevelopmentPublishing1K-5K EmployeesN/ANew York, NYN/A- +399% monthly revenue
- 250,000 visitors in the first four months
- 150% above the first-quarter sales target
Web Design, Web DevelopmentTechnology11-50 EmployeesN/ANew York, NYN/A- Full redesign built around scroll-based storytelling
- Lottie-powered animation system
- Responsive performance optimization for animation-heavy pages
Web Design, Web DevelopmentManufacturing201-500 EmployeesN/ACortland, NYN/A- 46% increase in engagement rate
- 26% increase in organic traffic YoY
- 980% increase in traffic to secondary revenue-generating page
Web Design, Web Development, UX RecommendationsInsurance10K+ EmployeesN/ANew York, NYN/A- 40% increase in car insurance leads (May 2026 vs May 2025)
- Highest website traffic since October 2025
- 30% above trailing 12-month monthly average traffic (first half of June 2026)
- #1 most-cited source in AI-powered insurance recommendations (May 2026)
Web Design, Web Development, SEOEducation501-1K EmployeesN/ANew York, NYN/A- 12.5% improvement in page load speed (Google Lighthouse)
- 3x improvement in visitor lead conversion rate
- 43% increase in paid search click-to-lead conversion rate
- Up to 25% organic traffic outperformance of maximum projections
Web DevelopmentNon Profit201-500 EmployeesN/ANew York, NYN/A- 500% Increase in Online Subscription Sales
Web Design, Web DevelopmentFintech51-200 EmployeesN/ANew York, NYN/A- 50% Increase in Loan Refinancing Applications
Web Development, Web DesignNon ProfitN/AN/ANew York, NYN/A- Membership platform and member login area
- AI and machine learning enhanced search
- Jobs search
- Faster, more accessible website
Branding, Web DevelopmentTravelN/AN/AKingston, NYN/A- Visitor spending +91% year over year
- Tax revenue +54%
- $1.1B record-high visitor spend
- Wild Access accessibility wayfinding system and app
- Times Square videos plus geofenced display ads
Web DevelopmentFashionN/AN/ARochester, NYN/A- 40% faster page loads
- 2x faster website performance
- Magento platform upgraded without a full rebuild
SEO, Web Development, Technical SEOFood & BeverageN/AN/AValhalla, NYN/A- 59% Organic Traffic Increase
- 60% Organic Revenue Increase
- 12% Increase in Total Ranking Keywords
Email Marketing, Web DevelopmentInsurance10K+ EmployeesN/ANew York, NYN/A- Integrated email nurture system with microsites per partner nonprofit
- Warm lead pipeline from special-needs webinar series
Web Design, Web Development, SEOInsurance1-10 EmployeesN/ANew York, NYN/A- Users can find information in 7 clicks vs the 10-click goal
Web Design, Web DevelopmentMental HealthN/AN/ANew York, NYN/A- Delivered Website Design & Development and Illustration
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