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City Ridge | Washington, DC

Precision. Performance. Experience.

Precision. Performance. Experience.

Established in 1994, Advanced Window, Inc. (AWI) is a trusted glazing contractor specializing in high-performance fenestration systems for multi-family residential and commercial projects. With deep expertise across sales, consultation, design, engineering, field-testing, and installation, AWI delivers comprehensive solutions that meet the unique demands of complex building envelopes.

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AWI’s expertise has played a key role in defining the skylines of Mid-Atlantic cities through innovative glazing solutions and flawless execution, partnering with some of the world’s most recognized developers, contractors, and architects.

9th & W | Washington, DC

You probably know us already

We’ve been part of glazing projects across the Mid-Atlantic that you’ve likely seen — from well-known buildings to major developments shaping the region’s skyline.

Leadership

AWI’s leadership team ensures the highest quality service, delivered on time and safely each and every time.

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Jason Glatt
President

I’ve spent my career building this company by trusting great people and leading with transparency, both internally and with our clients. Construction will never be problem-free, but how you communicate, solve challenges, and deliver results defines success—and that principle drives everything we do.

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Paul Koval
Vice President of Field Operations

With 38 years of construction experience, I believe strong results begin with strong field leadership. My focus is to support our crews with clear direction, proactive planning, and a commitment to safety and quality. By developing confident leaders, and maintaining constant job site standards, I can ensure reliable performance and have successful project delivery for our clients.

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Steven Powell
VP NY Operations

As part of the AWI team, I’m committed to putting customers first and delivering exceptional results. Every project is guided by our shared passion for safety, uncompromising quality, and operational efficiency. Through collaboration and precision, we create solutions that not only meet expectations—but set new standards for excellence.

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Jonathan Maurer
Director of Estimating

As the Director of Estimating, my goal is to streamline and enhance the accuracy of our estimating process, ensuring timely, precise quotes that align with customer expectations and project specifications, ultimately improving customer satisfaction and fostering long-term relationships through reliable service and high-quality installations.

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Barbara Combs
Controller

My goal is to bring clarity to financial planning and reporting, so teams can collaborate confidently and make smart decisions that move us forward together

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Derek Meline
Director of Pre-Construction

Utilizing my experience, I focus on providing prompt responses, accurate feedback, and strong support in design development to ensure a customer-centric, timely, and collaborative experience for every client.

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Jesse Shaffer
Drafting Manager

I want our clients to know that our drafting team is dedicated to help their projects come to reality whether that’s working though challenges in the design phase or through the development of shop drawings

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Michael Casselberry
Division Manager – Storefront / Curtain Wall

My role is focused on continuously improving material procurement, fabrication processes, and installation practices to ensure exceptional quality and on-time results for our clients.

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Butch Mort
Division Manager – Metal Panel

We believe in making clear, confident decisions that demonstrate accountability and build customer confidence in every job, no matter the size.