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Ariana Makau

Nzilani Glass Conservation, Oakland, California
Stained-Glass Artisan & Conservator
A woman with short dark hair and glasses wearing a dark blue dress patterned with red and white circular motifs stands in a lush garden surrounded by green bushes and trees.
Stained-glass artisan Ariana Makau in the garden of her Oakland-based company, Nzilani Glass Conservation. Photo by Greg Tuzin, courtesy of Nzilani Glass Conservation
I love working on scaffolding and seeing a building change because of my contributions.

Ariana Makau was six years old when she was given her first set of tools. Her grandfather was a builder, and she learned from a young age that tools could make beautiful things. “It was ingrained in me very early to appreciate building and doing things with your hands,” she says. “Picking up a paintbrush or picking up a saw—those things had the same value to me.”  

Today, Makau is an acclaimed stained-glass conservator and the president and founder of Nzilani Glass Conservation. Based in Oakland, California, the award-winning firm specializes in preserving historical glass for private residences, historic buildings, and museums, as well as creating new glass works.  

A close-up view of a woman with glasses holding a small metal tool in her right hand and working intently to repair pieces of glass on a light table.
Ariana Makau repairs intricate details of confetti glass from a Tiffany piece. Photo courtesy of Nzilani Glass Conservation

Makau first fell in love with stained glass while studying abroad in Paris. She was captivated not only by the beauty of stained-glass windows but by the way they interact with and become one with a building. “I really liked that stained glass was both art and architecture in one medium,” she says. Makau was introduced to art conservation at the J. Paul Getty Museum as an intern and went on to earn a master’s degree in stained-glass conservation from the Royal College of Art in London, the first woman to ever do so. She began her career in the museum world, conserving world-class pieces of stained glass at the Victoria and Albert Museum and Metropolitan Museum of Art.

A group of five smiling people in hard hats pose in scaffolding in front of a large piece of stained glass that they are installing inside the circular dome opening of a building.
Ariana Makau and the Nzilani site crew installed the stained-glass dome at Resurrection Church in downtown Oakland. The company received the 2020 Preservation Design Award from the California Preservation Foundation for this project. Photo courtesy of Nzilani Glass Conservation

However, the desire to preserve and create stained-glass windows for buildings and communities—the intersectionality of the piece, its environment, and architecture—kept calling to her. “I was always drawn, even at an early age, to the marrying of windows back into their architectural space,” she says. “I love working on scaffolding and seeing a building change because of my contributions.”  

A large circular stained-glass window features light green, rust, gold, and light pink decorative scrolling and scalloped patterns.
The inverted stained-glass dome of Resurrection Church is 118 years old. Nzilani Glass Conservation thoroughly restored the dome and reengineered the supporting structure for improved stability. Photo courtesy of Nzilani Glass Conservation

When Makau founded her company in 2003, she gave it a treasured name, Nzilani, the name of her Kenyan grandmother, bestowed upon her by her father on the day she received her master’s degree. She is proud to be not only a skilled craftsperson and artist but also a successful businesswoman, entrepreneur, and recognized leader in stained-glass health and safety. 

The core values of Makau’s firm say it all: “Be safe. Have fun. Do excellent work.” The Nzilani team of talented artists, craftspeople, and conservators are experts in glass painting, glazing techniques, and structural stabilization, dedicated to preserving and creating art that will last more than a lifetime. Their many projects include preserving stained-glass windows for the iconic Grace Cathedral in San Francisco, restoring the stained-glass dome for Resurrection Church in Oakland, and conserving a Tiffany stained-glass masterpiece for the Crystal Bridges Museum of American Art in Bentonville, Arkansas. 

Four people in hard hats and blue plastic gloves work to remove a window from a limestone opening in the stone wall of a church.
Ariana Makau and the Nzilani site crew remove stained-glass panels at Grace Cathedral in San Francisco. Throughout the years, Nzilani has restored multiple stained-glass windows for the city’s famed cathedral. Photo courtesy of Nzilani Glass Conservation
A large stained-glass window situated in the limestone tracery of a cathedral wall features images of saints and a kaleidoscope of bright colors, including red, yellow, and blue.
A restored stained-glass window in the north transept of Grace Cathedral in San Francisco. Photo courtesy of Nzilani Glass Conservation

Makau stresses the importance of accuracy and careful attention to every step of the process, from taking precise measurements and dismantling a window, to rebuilding, stabilizing, and reinstalling the window in its original space. She derives great pride and satisfaction not only from beautiful work but a perfect fit. “I get so excited about something that’s built really well,” she says.

“Working on a building, you have to be deferential to the fact that, first and foremost, the window has to act as a window.”

A trailblazer in the field, Makau cares deeply about nurturing opportunities for young people in underserved communities to enter the preservation trades. “I want to leave a legacy of creating a more diverse group of people who can preserve and create stained glass. We want to be able to open our doors wide to let the next generation in to be trained.” As executive director of The Fillet Foundation, she works to raise awareness of the importance of the trades and elevate the role of the craftsperson in the architectural project. “What we do is so valuable and so unique,” she says. “It deserves to be recognized.” 

Four people dressed head to foot in white protective equipment work in scaffolding to remove a vertical arched window from an opening in the wall of an old church.
Nzilani crew, dressed in protective equipment, remove an antique window for conservation from the St. John’s Emmanuel Church. Built in 1858, the historic church is located in Marshall Gold Discovery State Historic Park in Coloma, California. Photo by Betty Sederquist, courtesy of Nzilani Glass Conservation

When asked what she values most about her trade, many things come to the fore: the variety and challenge of the work, being part of a team, sharing preservation knowledge. Most of all, Makau says, “I love that I can bring something beautiful into the world.”

A detail of a stained-glass window features an image of the face of Saint Cecilia with long dark brown hair, a gold headband, and a silver-gold halo surrounding her head.
Detail of a stained-glass window depicting St. Cecilia that Ariana Makau and her Nzilani team restored for Saint Boniface Catholic Church in San Francisco. Photo by Ariana Makau, courtesy of Nzilani Glass Conservation

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Credits

Sponsors

Smithsonian Women‘s Committee

This project has been made possible by the generous support of the Smithsonian Women’s Committee.

Additional support was provided by the University of Notre Dame School of Architecture.

Built by Hand: Skilled Artisans in the Traditional Trades was produced by the Smithsonian Center for Folklife and Cultural Heritage in collaboration with the University of Notre Dame School of Architecture. 


Smithsonian Women‘s Committee

This project received funding from the Smithsonian’s Our Shared Future: 250, a Smithsonian-wide initiative supported by private philanthropy and created to commemorate the nation’s 250th anniversary and advance the Smithsonian vision for the next 250 years.

Exhibition

Curator

Marjorie Hunt

Editor

Elisa Hough

Interns

Ben Cook, Lydia Desormeaux, Claire Egelhoff, Lucy Florenzo, Peyton Hoffman, Mary Bridget Jones, Maria Maxwell, Connor Roop

Project Support

Sloane Keller

Advisors

Christina Butler, American College of the Building Arts; Christine Franck, INTBAU USA; Jonn Hankins, New Orleans Master Crafts Guild; Stephen Hartley, University of Notre Dame School of Architecture; Alejandro Garcia Hermida, Traditional Building Cultures Foundation; Michael Lykoudis, University of Notre Dame School of Architecture; Stefanos Polyzoides, University of Notre Dame School of Architecture; Nicholas Redding, The Campaign for Historic Trades; Moss Rudley, National Park Service Historic Preservation Training Center; Steven Semes, University of Notre Dame School of Architecture; Simeon Warren, National Park Service National Center for Preservation Technology and Training; Harriet Wennberg, International Network for Traditional Building, Architecture & Urbanism (INTBAU)

Special Thanks

Betty Belanus, Marquinta Bell, Halle Butvin, Allen Carroll, Paloma Catalan, Kevin Eckstrom, Mimi McNamara, Arlene Reiniger, Colin Winterbottom, Erin Younger

Web Development

Design & Programming

Visual Dialogue

Content Migration

Ben Hatfield

Web Support

Elisa Hough

Archives Support

Cecilia Peterson
David Walker


Resources