Thomas N. O'Brien is the Founding Partner and Managing Director of The HYM Investment Group, LLC. HYM is currently leading the development of over nine (9) million square feet of mixed-use development in Greater Boston, including the following notable and complex projects: Bulfinch Crossing (Government Center Garage Redevelopment), Boston.. O'Brien, co-founder, managing partner and CEO of HYM Investment Group, believes others can benefit from work in the public sector.

Hym Photos and Premium High Res Pictures Getty Images
Hym Photos and Premium High Res Pictures Getty Images
Developer Thomas O’Brien Weighing Boston Mayoral Run
Developer Thomas O’Brien Weighing Boston Mayoral Run
In The Running For Amazon's HQ2, Suffolk Downs Turns Toward
In The Running For Amazon's HQ2, Suffolk Downs Turns Toward
The Stage at Suffolk Downs joins Boston's musical landscape
The Stage at Suffolk Downs joins Boston's musical landscape
Tom O’Brien American Postal Workers Union
Tom O’Brien American Postal Workers Union
The Story Behind Boston’s BillionDollar Bulfinch Crossing Commercial
The Story Behind Boston’s BillionDollar Bulfinch Crossing Commercial
MBC Hosts Tom O’Brien, HYM's Suffolk Downs Redevelopment HighProfile
MBC Hosts Tom O’Brien, HYM's Suffolk Downs Redevelopment HighProfile
Thomas N. O’brien Managing Partner, Chief Executive Officer at The
Thomas N. O’brien Managing Partner, Chief Executive Officer at The
The Stage at Suffolk Downs joins Boston's musical landscape
The Stage at Suffolk Downs joins Boston's musical landscape
What Really Happened to Tom O'Brien for Mayor?
What Really Happened to Tom O'Brien for Mayor?
Thomas O’Brien Ron Burton Training Village
Thomas O’Brien Ron Burton Training Village
Boston developer Tom O’Brien decides against mayoral run
Boston developer Tom O’Brien decides against mayoral run
SETU Tom O'Brien
SETU Tom O'Brien
Introducing the World of Thomas O'Brien Chairish Blog
Introducing the World of Thomas O'Brien Chairish Blog
Founder of HYM Investments Thomas O’Brien given Thomas O’Brien was
Founder of HYM Investments Thomas O’Brien given Thomas O’Brien was
MBC Hosts Tom O’Brien, HYM's Suffolk Downs Redevelopment HighProfile
MBC Hosts Tom O’Brien, HYM's Suffolk Downs Redevelopment HighProfile
Tom O'Brien Movies, Bio and Lists on MUBI
Tom O'Brien Movies, Bio and Lists on MUBI
Thomas Obrien Interior Design Decor Inspiration Fifth Avenue Apartment
Thomas Obrien Interior Design Decor Inspiration Fifth Avenue Apartment
Tom O'Brien IMDb
Tom O'Brien IMDb
Thomas O’Brien School of Hospitality Administration
Thomas O’Brien School of Hospitality Administration
O’Brien Saddles Up for Next Big Project Banker & Tradesman
O’Brien Saddles Up for Next Big Project Banker & Tradesman
Suffolk Downs strikes deal with labor unions, largest ever for
Suffolk Downs strikes deal with labor unions, largest ever for
Advocates Call For More Affordable Housing As BPDA Is Set
Advocates Call For More Affordable Housing As BPDA Is Set
Congratulations again to our honorees Elsa Flores, Debra Cave, and
Congratulations again to our honorees Elsa Flores, Debra Cave, and
Board The Rose Kennedy Greenway
Board The Rose Kennedy Greenway
From ponies to performers, Suffolk Downs resets as outdoor music
From ponies to performers, Suffolk Downs resets as outdoor music
Tom O’Brien, managing partner and CEO of HYM Investment Group,
Tom O’Brien, managing partner and CEO of HYM Investment Group,
The Bridge Builder Suffolk University
The Bridge Builder Suffolk University
May 21st, Tom O'Brien Show on TFNN 2025 YouTube
May 21st, Tom O'Brien Show on TFNN 2025 YouTube
Real estate developer Thomas O'Brien plans to run for Boston
Real estate developer Thomas O'Brien plans to run for Boston

Thomas N. O'Brien is the Founding Partner and Managing Director of The HYM Investment Group, LLC. HYM is currently leading the development of over nine (9) million square feet of mixed-use development in Greater Boston, including the following notable and complex projects: Bulfinch Crossing, Boston Landing, and NorthPoint. Prior to HYM, Tom served as a Managing Partner for JPI, a national.. On a Monday morning this past March, Tom O'Brien was in his office at HYM Investment Group checking his emails when his phone rang. It was his public relations representative, Susan Elsbree.