About Open Square
A diverse, thriving community of businesses.
Open Square is a vibrant, interesting community of creators, professionals, entrepreneurs, businesses and change-makers. At Open Square, our buildings envelop you, the curved hallways welcome you and your work space just feels right.
You spend a lot of time at work (90,000 hours over a lifetime by one estimate). Open Square make spaces to support you doing your best work.
Our brick walls and maple floors ground you. Our friendly community encourages fellowship. And you’ll feel proud to welcome clients to your office.
And perhaps most importantly, Open Square is powered by renewable energy, making us the greenest choice for your company.
About John Aubin
Architect and developer John Aubin began Open Square in 2000. He is also the General Partner for Echo Hill of Holyoke, a 42 unit townhouse development adjacent to Open Square. Mr. Aubin’s background includes ten years working in New York City architectural offices and broad experience in design, construction and development. He initiated both the local and state incentives for market-rate housing in urban centers and has won two competitive grants for Open Square’s hydroelectric facility.
Zero Net Energy
Open Square is the country’s largest zero net energy mixed-use development.
We create about 1/2 megawatt, enough to power about 500 homes.
Open Square Staff
John Aubin
Owner/Architect
Maggie Bergin
Communications & Sales Director
for Open Square and Mill 1 at Open Square
Beth Craven
Bar Manager
for Mill 1 at Open Square
Regina Diemand
Event, Sales & Operations Manager
for Open Square and Mill 1 at Open Square
Devin Kwisnek
Maintenance Foreman
for Open Square and Mill 1 at Open Square
Jonathan Mateo
Maintenance Technician
Jeanne Miller
Bookkeeper
Edis Vargas
Facilities Staff
for Open Square and Mill 1 at Open Square
Frequently Asked Questions
Open Square is a diverse community of businesses in seven spacious, historically-significant brick and wood mill buildings. Our commercial spaces are infused with gorgeous custom design, modern materials, and superb craftsmanship. We rent office studio and light industrial space flooded with natural light, with redundant broadband, quick access to north/south and east/west highways and room to grow your business on-site.
Click here for directions.
We lease space in the following categories: retail, office, storage, light industrial or manufacturing, photo/video shoots, weddings, corporate or family events, creative businesses, and more. We have spaces between 170 to 300,000 square feet.
We have one residential unit that is currently occupied. If you are interested in a loft at Open Square, please sign up for our newsletters so we can keep you updated if that changes.
Open Square generates electricity with its two hydro-electric turbines, and generators. This video below shows the start-up procedure for the “D” wheel, which involves regulating the flow of water entering the turbines, and stabilizing the electricity generated. Thereafter, the wheels are placed “on line” by connecting to the power grid. Shortly after this video was recorded, the start-up and shut-down procedure was converted to full automation. The process is now be monitored and controlled remotely.
The seven mills that make up Open Square were built between 1848 (Mill 1) and 1870 (Mill 5). Open Square started it’s redevelopment in the year 2000 with three tenants and an excessively idealistic owner/architect.
View our Directory of Businesses here.
Business Directory
Open Square is a diverse & interesting community of businesses between 2 canals. An urban home to get your best work done.
ARTS & EDUCATION
Sue McGough – Mill 4, Suite 128
Mt. Holyoke College Art Dept. – Mill 4, Suite 201
Mass. Academy of Ballet – Mill 4, Suite 403
Enchanted Circle Theater – Mill 4, Suite 206
The Teachers’ Loft – Mill 4, Suite 206
Transitions Academy – Mill 7, 1st floor
COMMUNITY SERVICE
Girls Inc. – Mill 6, 1st & 2nd Floors
CONSTRUCTION
NEI – Mill 4, Suite 220
Beaulieu and Sons – Mill 6, Lower Level, Rear
DANCE & FITNESS
The Reset – Mill 4, Suite 203
Mass. Academy of Ballet – Mill 4, Suite 403
ENERGY & ENVIRONMENT
Sovereign Consulting Inc. – Mill 4, Suite 307
Trinity Solar Office – Mill 4, Suite 410
Trinity Solar Warehouse – Mill 5, Lower Level
HEALTH CARE
akiro Consulting – Mill 4, Suite 310
baytechIT – Mill 4, Suite 421
Community Connection Healthcare, LLC – Mill 4, Suite 211
Emergent Billing – Mill 4, Suite 416
Nectar Strategic Consulting – Mill 4, Suite 310
HIGH TECH
Topos Labs – Mill 4, Suite 120
Xenocs Sax – Mill 4, Suite L-109
VertitechIT – Mill 4, Suite 310
INSURANCE & LAW
Richard Blaser – Mill 4, Suite 130
David Brunelle, Esq. – Mill 4, Suite 415
Foster & Blanchette – Mill 4, Suite 409
Carrie Goldstein, Esq. – Mill 4-Suite 205
Eric Harrell, Esq. – Mill 4-Suite 122
Kara Parks, Esq. – Mill 4, Suite 205
Law Office of Iris A. Leahy – Mill 4, Suite 217
Law Office of Susan M. Turcotte – Mill 4, Suite 132
LIGHT INDUSTRIAL
MARKETING
G Force Consulting LLC – Mill 4, Suite 116
PHOTOGRAPHY & DESIGN
Leah Martin Photography – Mill 4, Suite 213
Natalie’s Elegant Fashion – Mill 4, Suite 219
Waite Creative Photo & Design – Mill 4, Suite 215
Erotides Silva – Mill 4, Suite 209
RETAIL & HOSPITALITY
Pearl Bridal – Mill 1
Serene Salon & Spa – Mill 1
SERVICE
Beaulieu Electric – Mill 6, Rear entrance
Inspired by Unity, Jeremy Rodriguez – Mill 4, Suite 204
Eagle Home Buyers – Mill 4, Suite 221
Eva Enterprises, LLC – Mill 4, Suite 219
One Stop Realty – Mill 4- Suite 131
River Road Billiards – Mill 4, Suite 112-114
UAW Local 2322 – Mill 4, Suite 406