CultureHouse HQ

16 Union Square
Somerville, MA

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The team

Photo of Aaron Greiner

Aaron Greiner

Chief Radness Officer

Aaron is an urban designer based in Somerville, Massachusetts. He graduated from Olin College of Engineering where he studied Sustainable and Social Design Engineering. He is passionate about creating sustainable, livable, and equitable cities. Catch him biking around town on his bright orange fixie.

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Eric Sargent

Inspiration Oracle
Program Manager

Eric Sargent is a social entrepreneur and community organizer. He is certified in Permaculture Design and has managed the implementation of over 60 community driven projects in Baltimore and New England. Eric is an advocate for personal development, community-driven solutions, and eating more peaches.

Photo of Tommy O'Halleran

Tommy O’Halleran

Culture Imagineer
Fabrication Designer

Tommy is an experiential designer and graduate from the Rhode Island School of Design where he studied industrial and computational design. He’s passionate about leveraging technology and empathy design research to design transcendent human experiences. When he’s not in the shop or working on CAD, you can find him thrifting, chasing sunsets or curating the perfect playlist.

Photo of Julie O'Neill

Julie O’Neill

Creativity Connoisseur
CultureHouse Peabody Manager

Julie is the newest member of our team and the manager of our latest project. She is determined to utilize intercultural exchange to create inclusive and interactive spaces for local communities. Her creative ideas and adventurous spirit are inspired by her many travels around the globe.

Photo of Mansi Gandhi

Mansi Gandhi

Data Evangelist

Mansi is a Second-Year Graduate student pursuing Data Analytics at Clark University. She finds it extremely rewarding to work with large datasets and enjoys revealing patterns that can be used to get meaningful insights by leveraging technology. Besides this, one thing that really helps her to stay focused is “practicing yoga”.

Photo of Wynnie Gross

Wynnie Gross

Space Extraordinaire

Wynnie is a First Year at Clark University studying International Development and Social Change originally from Syracuse, New York. She is passionate about the ways in which urban geography and community planning can promote social justice goals. Additionally, she loves to dance, listen to music, and draw.

Join us


Are you passionate about public space? We are always looking for driven and dedicated people to work with. Details on open positions are below. If none match your interests, email Aaron at with your resume, a cover letter, and your favorite public space so we can keep you in mind for future positions.


Want to help create pop-up community spaces? We’re always looking for volunteers to work with us. It’s a great way to connect with the local community and learn more about CultureHouse and our mission! If you’re interested sign up below (you know you want to).


We have internship opportunities available for people who are driven and passionate about creating spaces for people. Regrettably, we are currently unable to offer paid internships, but they can be done for school credit or are great if you have funding already in place. Sound like fun? Contact Eric at to inquire.

Summer 2021 positions

We are currently hiring for our Summer 2021 interns. Details on open positions are below. If none match your interests, email us and we will see what we can work out!