Certifications

Sustainable Commitment: A Path of Achievements

At STAY HOTELS, we believe that hospitality and environmental responsibility go hand in hand. We are committed to leading by example, implementing sustainable practices that benefit both our guests and the planet. From efficient resource management to social responsibility initiatives, every step we take reflects our commitment to promoting sustainable tourism.

BIOSPHERE CERTIFIED Award 2025

The BIOSPHERE CERTIFIED Award recognizes our commitment to sustainability and responsible practices. This certification reflects our commitment to adopting environmental, social and economic solutions that minimize the impact on the planet and promote the well-being of local communities.

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North Rehabilitation Award 2024

National Real Estate Award 2024 Grande Hotel Paris by STAY HOTELS
The Rehabilitation Award North - National Real Estate Award 2024 was awarded to the Grande Hotel Paris by STAY HOTELS. This award aims to recognize and value urban rehabilitation projects in the North of Portugal, highlighting the importance of urban regeneration, the preservation of heritage and the promotion of sustainable practices in the real estate sector.

Selo “ESG Engaged 2023”

“ESG Engaged 2023” Seal of the 360° Tourism Companies Program of Turismo de Portugal
STAY HOTELS has been awarded the “ESG Engaged 2023” seal, a certification that recognizes organizations’ commitment to environmental, social and governance (ESG) practices. This seal highlights companies that take a proactive approach to implementing sustainable and responsible strategies, reflecting an integrated vision of economic growth and positive impact on society and the environment.

“Less Footprint, More Future” Certification

Official Declaration of Avoided Carbon Footprint 2020 and 2021
STAY HOTELS was awarded the “Less Footprint, More Future” certification by Sociedade Ponto Verde in 2020 and 2021.
In 2021, the emission of 251.81 kg of _CO2 was avoided into the atmosphere, the equivalent of 2,520 km traveled by car, and in 2020, the emission of 144.65 kg of CO₂ into the atmosphere, the equivalent of 1,110 km traveled by car.

Selos “We Share” e “We Care” 2023

STAY HOTEL FARO CENTRO | STAY HOTEL GUIMARÃES CENTRO | STAY HOTEL LISBOA CENTRO SALDANHA | STAY HOTEL PORTO CENTRO TRINDADE | STAY HOTEL TORRES VEDRAS CENTRO

Selos “We Share” 2022

STAY HOTEL FARO CENTRO | STAY HOTEL PORTO CENTRO TRINDADE | STAY HOTEL TORRES VEDRAS CENTRO

Selos “We Share” 2021

STAY HOTEL PORTO CENTRO TRINDADE | STAY HOTEL TORRES VEDRAS CENTRO | STAY HOTEL LISBOA CENTRO SALDANHA

Selos “We Share” 2020

2020 AHP Honorable Mentions

Selos “We Share” e “We Care” 2019

Selos “We Share” 2018

STAY HOTEL COIMBRA CENTRO | STAY HOTEL ÉVORA CENTRO | STAY HOTEL GUIMARÃES CENTRO

Selos “We Care” 2018

STAY HOTEL FARO CENTRO | STAY HOTEL PORTO CENTRO TRINDADE | STAY HOTEL TORRES VEDRAS CENTRO

Selos “We Share” 2017

STAY HOTEL LISBOA CENTRO SALDANHA | STAY HOTEL ÉVORA CENTRO | STAY HOTEL TORRES VEDRAS CENTRO | STAY HOTEL GUIMARÃES CENTRO

Selos “We Care” 2017

Booking Traveler Review Awards 2023

In 2023, STAY HOTEL PORTO AEROPORTO received the “Traveller Review Award 2023”, an award that is part of Booking.com's annual appreciation program and that recognizes the exceptional hospitality of its partners, as demonstrated in the scores and comments left by customers after their stay or experience.

Booking Traveler Review Awards 2021

The STAY HOTELS units in Guimarães, Porto Trindade, Torres Vedras and Lisbon (Airport, Saldanha and Chiado) received, in 2021, the “Traveller Review Award 2021”.

Name	Provider	Purpose	Expiry
PHPSESSID	Guestcentric	Used to manage user sessions	Session

Name

Provider

Purpose

Expiry

PHPSESSID

Guestcentric

Used to manage user sessions

Session

Name	Provider	Purpose	Expiry
_ga	Google	Used to distinguish users	2 years
_gid	Google	Used to distinguish users	24 hours
_gat_gcTracker	Google	Throttle Request Rate	1 minute

Name

Provider

Purpose

Expiry

_ga

Google

Used to distinguish users

2 years

_gid

Google

Used to distinguish users

24 hours

_gat_gcTracker

Google

Throttle Request Rate

1 minute

Name	Provider	Purpose	Expiry
GCShoppingActivations_<GCID>_BEST_RATE_GUARANTEED	Guestcentric	Popup display control. Stores a true/false flag that indicates if the popup was already displayed.	10 minutes
GCShoppingActivations_<GCID>_LAST_RESERVATION	Guestcentric	Popup display control. Stores a true/false flag that indicates if the popup was already displayed.	10 minutes
GCShoppingActivations_<GCID>_LAST_RESERVATIONS	Guestcentric	Popup display control. Stores a true/false flag that indicates if the popup was already displayed.	10 minutes
GCShoppingActivations_<GCID>_LAST_WEEK_STAYS	Guestcentric	Popup display control. Stores a true/false flag that indicates if the popup was already displayed.	10 minutes
GCShoppingActivations_<GCID>TODAY_BEST_OFFER	Guestcentric	Popup display control. Stores a true/false flag that indicates if the popup was already displayed.	10 minutes
GCShoppingVisits_<GCID>	Guestcentric	Count visits to control popup display	1 Month
GCShoppingRecovery_<GCID>_EXIT	Guestcentric	Display shopping recovery	1 Month

Name

Provider

Purpose

Expiry

GCShoppingActivations_<GCID>_BEST_RATE_GUARANTEED

Guestcentric