Image
Site Loading

We're a colorful, creative team of people passionate about making the digital world a better place to be.

Founded in 2002, DOOR3 is an independent technology consultancy and software development firm headquartered in New York City and supported by a global team of talented professionals committed to building things of lasting value.

Leadership

Alex Asianov

Founder & President

Jonathan Blessing

Chief Executive Officer

Michael Montecuollo

Director of Principal Consulting

The DOOR3 Way

Create client success

We bring empathy and a willingness to do what it takes, with an emphasis on creating lasting solutions.

Pursue excellence

We keep the bar high, for individuals and for teams. We know the best work is done collaboratively, in teams where individual expertise is embraced and fostered.

Work with integrity

We act like dedicated owners. We say what we mean and we do the right thing.

We are more than a software consultancy.

We are a team of experts whose purpose is to elevate our clients through teamwork, transparency, and empathy.

Our Services

Whether you need to build on top of complex existing infrastructure or you're starting from scratch with no roadmap, we'll guide you through every step of the process. We can't guarantee it, but you might have fun along the way.

User Experience Design

We empower customers and employees with smart financial apps and intuitive enterprise software.

Software Development

We design software your users will love, built on research and expertise. Whether the solution we build together is for your employees or your customers, with better design we can make every day easier.

Where to find us

Our offices

New York

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

Kyiv

Barcelona

Mas de Roda 6-14
Sant Martí
08005 Barcelona
Spain