Sansiri
Sansiri is a major Thai property developer focused on residential development, property services, rental assets, and selected hospitality businesses.
Last updated August 26, 2026
Overview
Sansiri is one of Thailand's major real-estate development groups. Established in 1984 by Srettha Thavisin, Apichat Chutrakul, and Wanchak Buranasiri, the business began as a holding company established to manage assets associated with the Chutrakul family. Its early corporate development was shaped by a later combination with a company associated with the Lamsam family in 1994, after which Sansiri expanded its role as a property developer and operating group. The company has been listed on the Stock Exchange of Thailand since 1996. In its earlier operating period, Sansiri concentrated primarily on mid-city condominium projects developed for sale and rental use. This condominium focus gave the company an urban residential base, while its later expansion broadened the portfolio into low-rise housing and other forms of landed property. In 1999, Sansiri introduced its first single-detached housing project, marking an important move beyond its original concentration on city condominiums. Sansiri's development portfolio includes single-detached houses, pool villas, semi-detached houses, townhouses, and condominiums. The group also develops property for rental use, including office buildings, an apartment, and a leasehold commercial building. These activities position Sansiri across several parts of the property lifecycle: land and project development, sales, leasing, and the continuing operation or administration of completed assets. A second pillar is property services. In 1998, Sansiri established Plus Property Company Limited to provide property-management and sales-management services. The service platform has been used for the administration of condominiums, houses, office buildings, apartments, and retail properties, as well as sales management and property brokerage. This gives the group an operating relationship with properties and residents beyond the initial sale of a development. Sansiri Group is described as comprising Sansiri Public Company Limited and fifteen subsidiaries. In addition to property development and property services, the group has had hospitality and wellness activities. These include Casa del Mare, a 46-key boutique hotel in Hua Hin, and S-Medical, an aesthetics, healthcare, and medical-spa business. S-Medical received a Medical Spa of the Year award from AsiaSpa Magazine in 2007, according to the referenced company history. The brand is positioned around professionally designed residential and lifestyle-oriented developments, with offerings spanning condominiums, landed homes, villas, townhouses, and related services. Examples associated with its residential portfolio include the XT condominium series and Taka Haus. The group has also had an international dimension, with activities or projects referenced in Thailand, the United Kingdom, and Malaysia, although the available reference material does not provide a complete breakdown of current operations in each market. Sansiri's corporate identity therefore combines a listed Thai development company with a broader group of subsidiaries covering development, rental property, property administration, brokerage, hospitality, and wellness. Its history is characterized by a progression from family-asset management and urban condominiums toward a diversified property platform serving both residential buyers and property owners. The company remains active, but the supplied sources do not establish a complete current executive roster, detailed financial profile, or an exhaustive inventory of current projects.
History
Sansiri was established in 1984 by Srettha Thavisin, Apichat Chutrakul, and Wanchak Buranasiri. The company was initially formed as a holding company for managing the Chutrakul family's assets. Its subsequent development turned it into a property operating group, including a merger with a Lamsam family company in 1994. The company entered the public markets in 1996 through a listing on the Stock Exchange of Thailand. At the beginning of its development history, Sansiri concentrated on mid-city condominiums intended for sale and rental. This focus reflected the growing importance of urban residential property and established a foundation for the company's later expansion into a wider set of property types. In 1998, Sansiri broadened its business model by creating Plus Property Company Limited. The subsidiary provided property-management and sales-management services, allowing the group to participate in the operation and marketing of properties in addition to developing them. Its service scope included condominiums, single-detached houses, offices, apartments, and retail properties, together with brokerage activities. A major change in the development portfolio followed in 1999, when Sansiri launched its first single-detached housing project. The move marked an expansion from a primarily condominium-based business into landed residential development. Over time, the group's residential categories came to include single-detached homes, pool villas, semi-detached houses, townhouses, and condominiums. Sansiri also developed activities outside direct residential sales. Its rental-property interests included office buildings, an apartment, and a leasehold commercial building. The group further operated hospitality and wellness businesses, including Casa del Mare, a 46-room boutique hotel in Hua Hin, and S-Medical, an aesthetics, healthcare, and medical-spa operation. S-Medical was recognized as Medical Spa of the Year by AsiaSpa Magazine in 2007. The corporate group is described as consisting of Sansiri Public Company Limited and fifteen subsidiaries. Its business model consequently combines project development with continuing property services, rental operations, hospitality, and wellness. Residential examples associated with the brand include the XT series and Taka Haus. Sansiri has also been associated with activity in Thailand and overseas markets including the United Kingdom and Malaysia, although the available reference material does not specify the current size or status of each international operation. Through this evolution, Sansiri moved from family-asset administration and urban condominium development to a diversified, listed property group. Its current brand architecture spans residential communities and towers, low-rise homes and villas, commercial and rental assets, property administration, sales management, brokerage, hospitality, and medical-spa services.
- 2007S-Medical receives a spa-industry award
S-Medical is recognized as Medical Spa of the Year by AsiaSpa Magazine.
- 1999Entry into single-detached housing
Sansiri launches its first single-detached housing project, expanding beyond its earlier condominium concentration.
- 1998Launch of Plus Property
The group establishes Plus Property Company Limited to provide property-management and sales-management services.
- 1996Stock-market listing
Sansiri becomes listed on the Stock Exchange of Thailand.
- 1994Combination with a Lamsam family company
Sansiri undergoes a significant corporate combination with a company associated with the Lamsam family.
- 1984Sansiri is established
Srettha Thavisin, Apichat Chutrakul, and Wanchak Buranasiri establish Sansiri as a holding company for managing Chutrakul family assets.
Products and positioning
A large Thai property developer with a design- and lifestyle-oriented residential portfolio, complemented by property management, brokerage, rental assets, hospitality, and wellness services.
XT condominium seriesCondominium development
The XT series is a Sansiri condominium offering associated with urban residential development. It represents the company's continuing focus on apartment ownership and city-oriented living within a broader portfolio that also includes low-rise housing, villas, townhouses, and rental property. The supplied sources do not provide a complete list of individual XT projects or their current availability.
Taka HausCondominium development
Taka Haus is a residential development associated with Sansiri's condominium portfolio. It fits the group's design- and lifestyle-oriented positioning and illustrates the brand's participation in urban apartment projects. Detailed launch information, location data, and current project status are not established by the supplied reference material.
Casa del MareBoutique hotel
Casa del Mare is a Sansiri hospitality asset in Hua Hin. It is described as a 46-key boutique hotel, extending the group beyond property development and management into accommodation operations.
S-MedicalMedical spa and wellness
S-Medical is an aesthetics, healthcare, and medical-spa business associated with Sansiri Group. Its activities broaden the group's lifestyle proposition beyond residential property. The business was recognized by AsiaSpa Magazine as Medical Spa of the Year in 2007.
Plus Property servicesProperty services1998
Plus Property Company Limited provides property administration, sales management, and brokerage services. Its remit covers condominiums, houses, offices, apartments, and retail properties, giving Sansiri a service platform that continues after a development is completed or sold.
Flagship businesses
- XT condominium series
- Taka Haus
- Casa del Mare
- S-Medical
Leadership
| Name | Title | Tenure |
|---|---|---|
| Srettha Thavisin | Founder and former executiveformer | — |
Sources
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