Studio

Located in Denver, Colorado, UNUM collaborative (pronounced ooh-nuhm and meaning "one") is a group of architects, designers, visionaries and craftsmen.

The collaborative was founded on the principle that all great design must originate from the collective. The office approaches design with a critical intent that challenges the established paradigms of architecture and design. The work encompasses a variety of scales and media, and blends the domain of art, architecture, industrial design and fashion. At the core of our design explorations is the desire to stimulate the senses and engage the user socially, intellectually and physically, while generating functional and beautiful solutions.

We are a full service Architecture and Interior Design firm focusing on craft, construction and emerging fabrication techniques. We have a commitment to serve our clients and the community we exist in. We believe in a design forward approach to architecture that focuses on our clients needs, while providing socially driven and responsibly economic solutions to help our clients achieve their goals

Services

UNUM Collaborative offers comprehensive architecture and interior design services, emphasizing craftsmanship, construction, and innovative fabrication techniques. Our multidisciplinary team excels in creating bespoke designs that merge art, architecture, industrial design, and fashion.
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We provide tailored solutions that address our clients' needs, ensuring socially responsible and economically sound outcomes. From initial concept to final execution, our services encompass a wide range of scales and media, aimed at stimulating the senses and engaging users intellectually, socially, and physically.

1. Architectural and Interior Design

We provide innovative and bespoke architectural and interior design solutions that seamlessly blend art, technology, and cultural narratives. Our designs aim to create functional and beautiful spaces, meticulously tailored to meet the unique needs and aspirations of each client.

2. Construction and Project Management

Our comprehensive construction and project management services emphasize precision, craftsmanship, and the use of emerging fabrication techniques. We ensure high-quality outcomes and efficient project execution, overseeing every phase from initial concept to final completion.

3. Custom Fabrication and Sustainable Design

We specialize in utilizing advanced fabrication technologies and environmentally responsible practices to produce unique elements that enhance both the functionality and sustainability of our projects. Our commitment to sustainable design ensures that each project is innovative and eco-friendly.

4. Design Consultation and Community Engagement

Our expert design consultation services are coupled with a strong commitment to community engagement. We aim to foster social interaction, well-being, and a sense of pride and wonder through thoughtfully designed spaces that resonate with and enrich the community.

Team

Adam B. Steinbach AIA, LEED AP

Principal

A native of Pennsylvania, Adam has called Denver home for many years. He earned his Master’s in Architecture from the University of Colorado Denver, graduating with honors including the Henry Adams Certificate. With over fifteen years in architecture and design, Adam has worked on various commercial and residential projects in Colorado and the Eastern U.S. His expertise and passion for innovative design led him to co-found UNUM Collaborative, believing in the power of diverse, collective knowledge to create elegant solutions. As Design Director, Adam leads the firm’s creative vision and project concepts. He ensures projects function well, evoke emotional responses, and reflect clients' stories.

Full Bio

Jim Pfeiffer NCARB

Principal

Jim, a Pennsylvania native, graduated from Thomas Jefferson University in 2005. A registered architect in multiple states, he has over fifteen years of experience in architecture and construction, serving as a project architect, manager, and field superintendent. Jim's work spans aerospace, educational, government, retail, healthcare, residential, and commercial projects. As a co-founder of UNUM Collaborative, he oversees project delivery, detailing, and team management. Jim values designs where logic and functionality meet aesthetics, believing good design is naturally captivating. His collaborative approach and technical expertise make him a valuable asset on every project.

Full Bio

Nora Hoffman

Interior Designer

A native of North Denver, Nora has seen the city's cultural changes firsthand. In 2011, she earned her BFA in Interior Design with a focus on Sustainability from Rocky Mountain College of Art + Design. Before joining UNUM in 2018, Nora worked as a freelance designer and served as the sole Interior Designer for Helikon Gallery & Studios. She values timeless style and form, honoring the past while embracing the future. Nora is passionate about the design process and enjoys turning clients' visions into reality. Her expertise in color, material, and texture enhances the spatial experience. Nora ensures design intent is implemented correctly, making her a vital team member.

Full Bio

Chelsea Fish

Interior Designer

A native of Colorado, Chelsea has lived in various places over the last 15 years before returning to Colorado in 2014. With a degree in Music Business and Entrepreneurship, she spent the past eight years working for startups, gaining insights into customer service, operations, project management, and branding. In 2020, she completed her Master's Certification in Interior Design at Heritage School of Interior Design. Her passion for design and brand marketing led her to join UNUM Collaborative, where she connects physical spaces to brand identities, breathing life into both commercial and residential projects.

Full Bio

Levi Wall, AIA

Project Architect | Project Manager

Born in Colorado, Levi studied at Kansas State University, earning his Master of Architecture before returning to his home state. With 11 years of experience, he has worked on commercial renovations, schools, affordable housing, and mixed-use developments. Notable projects include the Granite Tower renovation, Severance High School, and Biodesix's adaptive reuse design. Levi has taught at the University of Colorado Denver and spoken at various conferences on design and ethics. A finalist for the 2022 Forge Prize, he currently lives in Lakewood, CO, with his family, enjoying gardening and long-distance running.

Full Bio

Brandon Sweeney, NCARB, R.A.

Project Architect | Project Manager

Born and raised in the northwest, Brandon has been in Denver for the last 10 years. After graduating with his Masters in Architecture from UCD in 2016, Brandon worked in the high-end residential construction and architecture industry. He has worked as a construction manager, site supervisor, and architectural lead. Brandon comes to UNUM with a distinct knowledge of both design and construction challenges. Focusing on high design and building efficiency, he takes an approach to architecture that results in a healthy home, regenerative design, and integration of passive design elements.

Full Bio

Maria Paulina Pelaez

Architectural Designer

Maria Paulina Pelaez grew up in Medellín, Colombia, where she earned her bachelor’s degree in architecture from the Universidad Pontificia Bolivariana. She recently completed her master’s in architecture at the University of Virginia, with a focus on urban design through the Urban Design Certificate program. A semester in Barcelona allowed her to immerse herself in the city’s rich architectural and cultural heritage, which continues to influence her work and research.Teaching has been a cornerstone of Maria’s career, with roles at the Universidad Pontificia Bolivariana, the University of Virginia, and CU Denver. In 2025, she will join the Regional and Urban Design Knowledge Community, furthering her contributions to the field of architecture.

Full Bio

Studio

Services

1. Architectural and Interior Design

2. Construction and Project Management

3. Custom Fabrication and Sustainable Design

4. Design Consultation and Community Engagement

Team

Partners

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