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A registered 501(c)(3) nonprofit educational organization chartered by the New York State Board of Regents and incorporated under the New York State Education Department.
Our mission is preservation and education: We preserve and educate about local history and culture through our unique historic sites, archives, collections, and public programs.
Image: View of Lake Agawam. Colorized and digitally enhanced detail of historic postcard.
Southampton History Museum Collection.
Please join us on Saturday, September 12, 2026, for a rare chance to go behind the hedges at some of the most distinguished homes and gardens in Southampton. Following the tour, a reception generously sponsored by Sant Ambroeus will be held on the grounds of the historic Rogers Mansion.
Ticket Pick-up: 11am - 3:30pm
Halsey House & Garden, 249 South Main St, Southampton NY 11968
Home & Garden Tour: 1pm - 4pm
Various locations
Post-Tour Reception sponsored by Sant Ambroeus: 4:15pm - 6pm
Rogers Mansion, 17 Meeting House Ln, Southampton NY
*Weather permitting. No rain date scheduled. All tour participants must follow all NYS safety protocols.
There are no refunds for this event.*
Chairs
Averitt Buttry
Mark Lemerise
Quinn Pofahl
Mary Slattery
Sandra Walser
Committee
Tom Anderson
Brian Brady
Suzanne Caldwell
Pamela Eldridge
Pat Garrity
David Granville
Perry Guillot
Jaime Jiménez
Gary Lawrance
Robert Lohman
Jeff Pfeifle
Elizabeth Robertson
Marc Schappell
Nancy Stone
Anthony Squatrito
Linn Turecamo
Sally Van Erk
Sponsors *list in formation
Leadership Circle
Sant Ambroeus
HC&G Hamptons Cottages & Gardens
Diamond Sponsors
Hampton Sun
Platinum Sponsors
Averitt Buttry & Rob Coburn
MikeLynn Salthouse
Kristen Segal
Washington Fine Properties
Gold Sponsors
Brian Brady
Cheryl Carter & Edward Donovan
Citarella
Pat Garrity
Paula Hathaway
Margaret & Gregory Hedberg
Mark Lemerise & Morgan Suckow
Mary Slattery
Anthony Squatrito & Paul Horn
The Laurel Group
Sandra Walser
Ellen Welsh
Silver Sponsors
Kimberly & Jason Isaly
Ed & Connie Moneypenny
Linda Sosnowitz & Alex Gelinas
Nancy Stone
Judy Sullivan
Linn Turecamo
Sponsorships
LEADERSHIP ​CIRCLE - $10,000
​
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10 courtesy tickets to the exclusive Sponsor Party (Friday, September 11) and to the Insider's View Tour & Reception (Saturday, September 12).
-
Your name or logo on all promotional printed materials mailed to over 1,300 Museum members and on digital materials sent to over 4,500 recipients.
-
Full-page ad or dedication of your choosing featured in the printed Insiders View Tour Guidebook.
-
Additional event press, including listings and articles in print and online media.
-
Director’s Tour of the museum’s current special exhibition Stephen Sayre's American Revolution at Rogers Mansion, or of the 17th-c. Halsey House & Garden, Southampton's oldest building.
​DIAMOND SPONSOR - $5,000
​
-
8 courtesy tickets to the exclusive Sponsor Party (Friday, September 11) and to the Insider's View Tour & Reception (Saturday, September 12).
-
Your name or logo on all promotional printed materials mailed to over 1,300 Museum members and on digital materials sent to over 4,500 recipients.
-
Full-page ad or dedication of your choosing featured in the printed Insiders View Tour Guidebook.
-
Additional event press, including listings and articles in print and online media.
-
Director’s Tour of the museum’s current special exhibition Stephen Sayre's American Revolution at Rogers Mansion, or of the 17th-c. Halsey House & Garden, Southampton's oldest building.
​​​PLATINUM SPONSOR - $2,500
​​
-
6 courtesy tickets to the exclusive Sponsor Party (Friday, September 11) and to the Insider's View Tour & Reception (Saturday, September 12).
-
Your name or logo on all promotional printed materials mailed to over 1,300 Museum members and on digital materials sent to over 4,500 recipients.
-
Half-page ad or dedication of your choosing featured in the printed Insiders View Tour Guidebook.
​​GOLD SPONSOR - $1,000​​
​
-
4 courtesy tickets to the exclusive Sponsor Party (Friday, September 11) and to the Insider's View Tour & Reception (Saturday, September 12).
-
Your name or logo on all promotional printed materials mailed to over 1,300 Museum members and on digital materials sent to over 4,500 recipients.
-
Quarter-page ad or dedication of your choosing featured in the printed Insiders View Tour Guidebook.
​​SILVER SPONSOR - $500
​​​​
-
2 courtesy tickets to the exclusive Sponsor Party (Friday, September 11) and to the Insider's View Tour & Reception (Saturday, September 12).
-
Your name or logo on all promotional printed materials mailed to over 1,300 Museum members and on digital materials sent to over 4,500 recipients.
​General Admission Ticket
$175​​​​
​Day-Of Ticket
$195​​​​
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