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Independence is the difference.

We are a software and AI consultancy. Our purpose is to benefit our clients — their people, products, and services. Our core strengths are software development, AI strategy and implementation, and UI/UX design. Our difference is a peerless capacity to safely and reliably deliver solutions on-time and on-budget — including AI systems built for regulated environments where getting it wrong isn't an option. Founded in 2002, we're headquartered in New York City, supported by a global team committed to building things of lasting value. Benefit from our hyper-competent software development, insight-driven AI and technology strategy, and award-winning design practices. Morgan Stanley benefited. As did AIG, FreshDirect, HP, and hundreds of other organizations.

Examples of what we do:
Design and build high-performance, complex software that optimizes departments or entire organizations. 

  • Min project size
    $25,000+
  • Hourly rate
    $100 - $149 / hr
  • Employees
    50 - 249
  • Locations
    New York, NY
  • Year founded
    Founded 2002
  • Languages
  • Timezones

Overview by:

Reviewer avatar
Alex Asianov
Founder & President About the Team

1 Language that we service

  • English

2 Timezones that we service

CET
Central European Time (CET)
EST
Eastern Standard Time (EST)

2 Locations

  • New York , NY
  • Barcelona , Spain

Select Focus Area
User Experience Focus
Industries
Arts, entertainment & music
10%
Business services
10%
Education
10%
Financial services
10%
Information technology
10%
Legal
10%
Manufacturing
10%
Medical
10%
Non-profit
10%
Real estate
10%
Clients
Enterprise (>$1B)
40%
Midmarket ($10M - $1B)
40%
Small Business (<$10M)
20%
Certified in:
Custom Software Development UX/UI Design UX Strategy

Pricing Snapshot

Min. project size $25,000+
Avg. hourly rate $100 - $149 /hr
Rating for cost 4.8 /5

What Clients Have Said

DOOR3 offers competitive pricing and good value for cost, as noted by clients who found their rates fit within project budgets. Engagements range from $15,000 to over $1 million, with clients appreciating the quality of work delivered on time and within budget.

This summary is based on verified Clutch reviews.

Most Common Project Size

$50,000 - $199,999 based on 34 reviews
< $49,999 $50,000 - $199,999 $200,000 - $999,999 > $1,000,000

Select a service to see pricing information

DOOR3 Review Insights

Overall Review Rating

4.9
  • Quality 4.9
  • Schedule 4.9
  • Cost 4.8
  • Willing to Refer 4.9

Top Mentions

Review Highlights

  • Successful Design and Development Projects

    DOOR3 has a track record of successful design and development projects, including mobile apps and web platforms. Their work has been instrumental in improving client operations and enhancing user experience, with several clients noting significant improvements in system functionality and user engagement.

  • Skilled in Enterprise Solutions

    DOOR3's experience in enterprise solutions is evident in projects that involve complex systems like ERP, CRM, and data migration. They have helped clients transition to modern systems, enhancing operational efficiency and system integration.

  • High-Quality Deliverables

    The quality of DOOR3's deliverables is consistently praised, with clients noting the high standards of their software solutions and design work. Their attention to detail and commitment to delivering exceptional products are frequently highlighted.

  • Proficient in Custom Software Development

    DOOR3 is noted for its expertise in custom software development, with clients praising their ability to build tailored solutions across various industries, including finance, healthcare, and SaaS. They successfully developed systems like a new database for historic sites and a cloud-based application for pharmaceutical software.

  • Areas for Improvement in Workflow

    While DOOR3 is generally praised, some clients suggest improvements in workflow structure to prevent last-minute changes and ensure more efficient project execution. This indicates a potential area for refining their project management processes.

  • Effective Project Management

    Clients frequently commend DOOR3 for their project management skills. They deliver projects on time and within budget, using tools like Jira and Azure Boards to facilitate agile development. Their project managers are described as responsive and communicative, ensuring seamless collaboration.

DOOR3 Reviews

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Industry
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UI/UX Audit & Modernization for Enterprise Software Company

  • UX/UI Design
  • UX Strategy
  • $50,000 to $199,999
  • Jan. - Apr. 2020
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“It was a very focused project, and we were in constant communication. We got what we wanted.”

Apr 14, 2020
Director, Software Firm
Sushant Kataria
Verified
  • Other industries
  • New York City, New York
  • 1-10 Employees
  • Phone Interview
  • Verified

DOOR3 redesigned the UI/UX for a software product company’s mobile app. They created a lighter color palette, streamlined navigation and applied best practices. They also delivered a style guide.

System Migration for Financial Services Consulting Firm

  • IT Managed Services
  • Cloud Server Migration Managed Software Application & Solutions
  • $50,000 to $199,999
  • July - Oct. 2019
5.0
Quality
4.5
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"The primary reason we went for DOOR3 was that they offered consultancy services along with development offerings."

Dec 9, 2019
COO, Financial Services Consulting Firm
Anonymous
Verified
  • Financial services
  • New Jersey, United States
  • 11-50 Employees
  • Phone Interview
  • Verified

DOOR3 migrated a financial services consulting firm’s system from a Rackspace environment to an Azure environment with JIRA features. They also provided coding and consulting services.

Mobile App Backend Management System for Online Grocery Delivery

  • Mobile App Development
  • Mobile Commerce Consumer Mobile App Development Android App Development iPhone iOS App Development Hybrid & cross platform apps C#
  • $1,000,000 to $9,999,999
  • June 2015 - Aug. 2016
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"They were on top of the project and understood what we needed."

Aug 28, 2019
Former VP of App Development, FreshDirect
Jon Malat
Verified
  • Other industries
  • New York City, New York
  • 1,001-5,000 Employees
  • Phone Interview
  • Verified

DOOR3 developed a backend codebase in C Sharp through Xamarin, using specified screen designs. The codebase deploys to Android and iOS apps and seamlessly supports cross-platform updates.

Development & Design of Cloud-Based Application

  • Custom Software Development
  • Other programming & scripting languages SQL
  • $1,000,000 to $9,999,999
  • Apr. 2018 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"DOOR3 was instrumental in bringing our idea to market, making it a reality."

Jun 24, 2019
President & Director of Operations, DAA Enterprises Inc.
Anwar Kazmi & Ismail Fenni
Verified
  • Information technology
  • Boston, Massachusetts
  • Phone Interview
  • Verified

DOOR3 acted as a development resource for a smaller company, building a cloud-based application. Key technologies included Visual Studio, a Microsoft SQL server, and other databases.  

ERP Development for Manufacturer's Representative

  • Custom Software Development
  • JavaScript SQL
  • $1,000,000 to $9,999,999
  • Mar. 2017 - Ongoing
5.0
Quality
4.5
Schedule
4.5
Cost
3.0
Willing to Refer
5.0

"The best part of the experience was how responsive and collaborative DOOR3 was during the process."

May 20, 2019
VP of Operations, Stillwell-Hansen Inc
Glenn Pabst
Verified
  • Information technology
  • Edison, New Jersey
  • 51-200 Employees
  • Phone Interview
  • Verified

DOOR3 revamped an older ERP system using a SQL backend and JavaScript. The team also implemented several core functionalities to better the internal tool. They will also assist with maintenance.

Software Development for a Financial Services Company

  • Web Development
  • $1,000,000 to $9,999,999
  • Aug. 2018 - Ongoing
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“They’ve been on target 100% of the time.”

Apr 17, 2019
COO & Partner, Financial Information Incorporated
Phil Necci
Verified
  • Financial services
  • South Plainfield, New Jersey
  • 11-50 Employees
  • Phone Interview
  • Verified

DOOR3 provides full-service software development. Services include wireframe creation, programming, and development. The work is ongoing.

Development for Business Software Company

  • Custom Software Development
  • Angular ASP.NET
  • $200,000 to $999,999
  • Dec. 2012 - Jan. 2013
5.0
Quality
5.0
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

“All their work looks current, and they understand marketing and UX very well.”

Mar 6, 2019
Co-founder, Knowify
Daniel de Roulet
Verified
  • Information technology
  • New York City, New York
  • Phone Interview
  • Verified

DOOR3 developed a platform for a business management software company. Working very closely with the internal team, they built the entire platform up from scratch in ASP.NET and Angular.js.

Wireframing for a Health Insurance Software Company

  • Other Design
  • Confidential
  • Apr. - July 2018
5.0
Quality
5.0
Schedule
5.0
Cost
4.0
Willing to Refer
5.0

“They found the best solution and delivered it in a sensible timeframe.”    

Mar 1, 2019
Head of Product, Health Insurance Software Company
Anonymous
Verified
  • Other industries
  • Brooklyn, New York
  • 51-200 Employees
  • Phone Interview
  • Verified

Using InVision, DOOR3 designed detailed wireframes to speed up an in-house engineering team’s development of a CX enterprise application’s broker portal. They laid out the navigation and planned features. 

Drupal Design for Higher Education Institution

  • Web Design
  • Drupal CMS
  • $200,000 to $999,999
  • July 2017 - Mar. 2018
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

“Everyone who saw the website was thrilled with it.”

Feb 25, 2019
Director of Web Services, New Jersey Institute of Technology
Anonymous
Verified
  • Education
  • Newark, New Jersey
  • 1,001-5,000 Employees
  • Phone Interview
  • Verified

After creating wireframes, DOOR3 redesigned a Drupal website, focusing mostly on the frontend. They also identified weaknesses in branding and developed a content strategy.

Web App Dev for Pharmaceutical Company

  • Web Development
  • Other app platform
  • $10,000 to $49,999
  • Apr. - Nov. 2018
5.0
Quality
5.0
Schedule
5.0
Cost
5.0
Willing to Refer
5.0

"We were satisfied with the high-quality solution and would work with them again."

Jan 28, 2019
Epidemiologist, Merck
Vinay Mehta
Verified
  • Other industries
  • Philadelphia, Pennsylvania
  • 10,001+ Employees
  • Phone Interview
  • Verified

DOOR3 built an online database repository for a third party. The team created wireframes and developed referencing functionalities for the web application.

Showing 21-30 of 48 Reviews

Our Story

Founded in 2002, we’re a global, award-winning technology consultancy and product team combining design, engineering, and AI to modernize enterprises. Our multidisciplinary experts deliver strategy, discovery, CTO/CIO guidance, custom software, AI, UX/design and project rescue across finance, insurance, legal, retail, education and startups. Hundreds of client partnerships (PepsiCo, AIG, etc.) show measurable outcomes: on-time, on-budget modernizations and data-driven products.

Meet the Team

Alex Asianov

Alex AsianovFounder & President

Alex founded DOOR3 in 2002 and serves as President, bringing nearly 25 years of expertise in operations, systems architecture, and enterprise technology strategy.

Michael Montecuollo

Michael MontecuolloDirector of Principal Consultant

Michael leads DOOR3's consulting practice as Director of Principal Consulting, overseeing client engagements and bringing 14+ years of experience in digital strategy, UX, and technology.

Tom McClean

Tom McCleanPrincipal Consultant

Tom brings 10+ years of experience in graphic design and UX/UI, with a career spanning Berlin, Hamburg, Barcelona, and New York.

Imran Khan

Imran KhanHead of Sales and Marketing Ops

Premier Verified means Clutch independently confirmed DOOR3 is a legally registered business,
financially sound (Creditsafe: Low Risk), and backed by 47 verified client reviews averaging 4.9 stars.

Learn More
Verified Client Reviews
47
Overall Review Rating
4.9
Source
Clutch
Last Updated
September 29, 2026

Business Entity

Business Entity Name A&N Design Studio, Inc.
Source New York Secretary of State
Jurisdiction of Formation Delaware
Date of Formation December 10, 2002
Status Active
Last Updated April 19, 2022
ID 2843839

Credit Report Results

International Credit Risk Assessment Low Risk
Source Creditsafe
Last Updated April 19, 2022
Learn More About The Clutch Verification Process

Locations (2)

370 Lexington Ave. Suite 1806 New York, NY, United States 10017

76 - 100

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