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We are a software consultancy. Our purpose is to benefit our clients — their people, products, and services.

Leadership Team

Alex Asianov
Alex Asianov
Founder & President

Alex founded DOOR3 in 2002 and serves as President. He brings nearly 25 years of expertise in operations management and analysis, including business process engineering, systems architecture and integration, and project management of globally distributed software delivery. Prior to starting DOOR3, Alex worked as an enterprise architect and technology strategist.

Jonathan Blessing
Jonathan Blessing
CEO

As CEO, Jonathan sets the direction of travel for DOOR3’s global team. He brings more than a decade of chief executive experience to the role, along with technical expertise borne from years of coding and designing information systems. Jonathan ardently maintains DOOR3’s commitment to intellectual honesty and integrity of action as we build and modernize business applications for Fortune 1000 organizations.

Michael Montecuollo
Michael Montecuollo
Director of Principal Consulting

Michael leads DOOR3’s consulting arm and manages the practice. In his work as Director of Principal Consulting, he also oversees all client engagements at DOOR3 and takes an active role in strategy and solving our clients’ challenges. Michael brings over 14 years of experience in digital strategy, product development, user experience, design, and technology to the team.

Tetiana Babiy
Tetiana Babiy
Director of People Strategy and European Operations

Tetiana is responsible for attracting and retaining the best talent, promoting company values, and supporting the organization’s strategic objectives. With almost 20 years of experience, Tetiana is a champion of DOOR3’s culture and people. As a student of the Zurich University’s Digital Transformation Executive MBA Program, Tetiana brings a global mindset to DOOR3’s corporate governance and sustainability.

Lawrence Lanzilli
Lawrence Lanzilli
Chief Revenue Officer

As CRO, Larry Lanzilli brings over twenty-five years of experience scaling disruptive technology companies and building world class sales & marketing execution teams. His current practice focuses on implementing a unique approach called “The Sales Machine,” a collection of qualified, intentful list generation techniques and technologies, new age marketing strategies, artificial intelligence, and automation coupled and strengthened with old-school sales techniques.

Principal Consultants

Amy Lo
Amy Lo
Principal Consultant

With over 20 years of management consulting experience, Amy has advised and led technology transformation engagements for a wide range of clients in financial services, insurance, media, and healthcare industries. Leveraging her deep business analysis, process, and product management expertise, Amy oversees DOOR3’s Discovery Engagement, which seeks to define the best solutions to meet our client’s unique business challenges.

Tom McClean
Tom McClean
Principal Consultant

Tom has over 10 years of experience in graphic design, art direction, and UX/UI design. His career spans Berlin, Hamburg, Barcelona, and New York, blending strong design fundamentals with design thinking to create clean, sophisticated, and purposeful solutions.

Practice Leads

Dima Kushch
Dima Kushch
Engineering Practice Lead

Dima leads DOOR3’s engineering team, delivering top-quality products. With 10 years of experience in custom software and web application development across diverse industries, he ensures the best approach and technology for each project. His strong product sensibility and attention to detail define his work.

Jon Allen
Jon Allen
UX & Design Practice Lead

Jon Allen is a web designer and UI/UX expert with over 10 years of experience, specializing in healthcare, insurance, academia, finance, and real estate. His fine art background helps him create intuitive and efficient user experiences.

Bart Michalak
Bart Michalak
Business Analysis Practice Lead

As the Practice Lead for the Business Analysis team, it is Bart’s responsibility to define the methodologies that guide project analysis and solution shaping. A passionate problem solver by nature, his approach is centered around a commitment that solutions should be tailored with careful consideration of the landscape in which they exist. Bart has more than five years of experience helping distributed implementation teams solve business problems with elegant technical solutions.

Robert Miller
Robert Miller
Engineering Practice Lead

Robert, Director of the Solution Architects group at DOOR3, has over 20 years of experience in enterprise and start-ups. In his 10 years with the company, he has shaped its technology and implementation direction, leading .NET development and establishing key standards for the engineering team.

Val Kerzhentseva
Val Kerzhentseva
Project Management Practice Lead

Val is focused on building great teams as Practice Lead for Project Management (PM) at DOOR3. Her group is responsible for ensuring high-quality delivery and continually improving our processes. Val strongly believes that great PMs should maintain a global view, while being ready to dig into detail.

Let’s work together.

Door3.com