Athens:     +30.2103810236 - Mob:  +30.6957200292
Mykonos: +30.2103810236 - Mob:  +30.6957200292

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Who we are

TwinPoseidones

Our company does business in the field of carshiring and transit transfer as well. We also undertake offer VIP services with professional drivers and concierge services on the island of Mykonos upon request.

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  • 14

    total cars

  • 246

    happy customers

  • 4985267

    total miles

  • 8

    locations

Awesome Questions

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To drive our vehicles, you – and all of your drivers - need to be at least 21 years old and have held a full, valid driving licence for at least 1 year at the start of your rental. A higher minimum age limit may apply to certain vehicles. If you – or any of your drivers – are under 25 when you pick up the vehicle, you will each have to pay a young driver surcharge. The cost for this is 10€ per day, for each driver.
The rental vehicle has insurance only for the person who made the Agreement with Twin Poseidones. If you want to add more drivers you have to let us know before you sign the Agreement. There is an extra cost for each additional driver at €10 per day, maximum charge for 10 days.
Rates usually include unlimited kilometers, third party insurance and taxes. Depending on the rate that Twin Poseidones offers to you the following insurances might be provided: Damage Waiver (CDW), Theft Protection waiver (TP) which covers only the vehicle and not the personal belongings which are in the car. The Renter has the total responsibility for any damage that might happen to the vehicle of TWIN POSEIDONES'S fleet , if the Renter does not call the Greek Authorities in case of car accident, if the car was driven from someone else and not from the driver who signed the Agreement.
Yes. All drivers must bring all parts of their valid driving licence with them. They must bring both their driving licence and either an international driving licence and your ID or passport. You will also need a valid credit card –as a guarantee even if you choose to pay by cash.
Twin Poseidones is located in Athens, 16 Emanouil Benaki in Athens owns and operates this Web site. For the purposes of these Terms and Conditions "We", "Our" and "Us" refers to TWIN POSEIDONES. Please review these Terms and Conditions carefully before using this Web site. Your use of this Web site indicates your agreement to be bound by these Terms and Conditions.
We ask for your name, telephone number and e-mail address. This helps us to process your booking, to contact you if we have any problems with your request or to send you an electronic confirmation of the booking. We operate the following policy with regard to the privacy of customer data: We will maintain the personal information provided via this site as part of our records to assist us to maintain and improve our administration and management of our car rental business. We are part of an international group operating the Twin Poseidones Rent A Car System, which includes a management system of customer data. Customer data are registered in a database operated by Twin Poseidones is located in Athens, 16 Emanouil Benaki in Athens,to which other companies using Twin Poseidones Rent a Car System (located inside and outside Europe) have access, in an effort to improve car rental services. Unless you have given us your consent your personal information will not be used for any other purpose. Customers are welcome to see the information held about them at any time and to make the necessary amendments to keep the information up to date. To see information please contact info@twinposeidones.eu quoting your name and address.
IP address: We collect your IP address when you visit our site. This only identifies your ISP (Internet Service Provider) and does not contain any information about you as an individual. We use this information to help us understand more about where our site traffic originates. Cookies Policy: The Twin Poseidones website uses cookies. A cookie is a small text file that is stored by your browser, and allows it to remember information between web pages and browser sessions. Twin Poseidones uses a number of “first party” cookies - generated and used by the Twin Poseidones website – and some “third party” cookies – generated on our site by third parties. They enable us to remember each part of your reservation as you go through the site, remember your customer details and display appropriate content based on your selected options and journey. They also help us to understand user behaviour within our site, which means we can make the experience better for you. Cookies can only store text, which is always anonymous and usually encrypted. Twin Poseidones will never store any personal information in a cookie. What are cookies? Cookies are small text files generated by websites that you visit holding session data that may be of use later in the site. The data allows the site to maintain your information between pages, and also to analyse the way you interact with the site. Cookies are secure – they can only store information that is put there by the browser, which is information the user has entered into the browser or that is included in the page request. They cannot run code and they cannot be used to access your computer. If a website encrypts the information in the cookie, only that website can read the information. There are two different types of cookies: Session and Persistent. They are used for different things and contain different information Session cookies contain information that is used within your current browser session. These cookies are automatically deleted when you close your browser. Nothing is persisted on your machine beyond the time you spend on the site. Persistent cookies are used to hold information that is used between visits. This data allows sites to recognize that you are a returning customer and react accordingly. Persistent cookies have a lifetime value that is set by the website, which can vary between a few minutes or several years. Why use cookies? Cookies are used by the site to keep your session as you progress through the site, keeping track of your reservation details and whether you’ve logged in. They are used to display relevant products within your journey. Web analytics cookies,allow us to track customer interaction within the site. This gives us valuable insights which enable us to improve the site and the products and services we offer. We also work with partners who will write third party cookies which are then used by advertisers on other sites to give you appropriate and relevant adverts based on your browsing history. These cookies do not store personal information enabling other sites to identify you, they are based purely on the browsing history. Turning off and deleting cookies All web browsers allow you to limit cookie behavior or turn off cookies within the settings or options of the browser. The steps to do this are different for each browser, you can find instructions under the Help menu of your browser. Through your browser you can also view the cookies that are on your computer, and delete individual ones, or purge them all. Cookies are just text files so you can open them and read the contents. The data within them is often encrypted, or a numerical key corresponding to a web session so they often don’t make sense to anything other than the website that wrote it. If you turn off cookies, the Twin Poseidones site will not be able to create a reservation. Disabling cookies will also affect the monitoring of your progress through the site, but will not stop the analytics code from recognizing your visit.
The security of your personal information is important to us. When you enter sensitive information (such as your payment card number) during any registration or booking process, we encrypt that information using secure socket layer technology (SSL). We follow generally accepted industry standards to protect the personally identifiable information and personal data submitted to us, both during transmission and once we receive it. No method of transmission over the Internet, or method of electronic storage, is 100% secure, however. Therefore, while we strive to use commercially acceptable means to protect your personal information, we cannot guarantee its absolute security. With this in mind we would ask you not to enter any payment card number into fields on our websites, unless that the field is specifically marked for that purpose.
If you enter any competitions we offer on our site, we will ask you to enter certain personal information so we can notify you if necessary. Exact terms and conditions or rules of each competition/ prize draw will be posted at the time and may vary. If a prize is offered through a third party we may need to disclose information to the relevant third party in order to facilitate the distribution of any prizes.
When you participate in any on-line surveys you may be asked to supply certain personal information, for example, demographic data such as age and/or income. You can provide all or none as you so choose. Survey results will only be used to improve the site features and usability and not for any other purpose.
Users of our website provide us with their consent to use their personal data in the manners described above. Making a Reservation on this Site A reservation (whether confirmed or not) does not constitute a contract for the supply of vehicle rental services. A contract will be entered into at the time of rental and will be governed by the laws of the country of rental.
All trade marks, copyright, database rights and other intellectual property rights in the materials on this Web site (as well as the organization and layout of this Web site) together with the underlying software code are owned either directly by Us or by Our licensors. Without Our prior written permission, you may not copy, modify, alter, publish, broadcast, distribute, sell or transfer any material on this Web site or the underlying software code whether in whole or in part. However, the contents of this Web site may be downloaded, printed or copied for your personal non-commercial use.
You may only use this Web site in accordance with these Terms and Conditions and, in any event, for lawful and proper purposes which includes complying with all applicable laws, regulations and codes of practice within Greece or other jurisdiction from which you are accessing this Web site. In particular, you agree that you will not: • post, transmit or disseminate any information on or via this Web site which is or may be harmful, obscene, defamatory or otherwise illegal; • use this Web site in a manner which causes or may cause an infringement of the rights of any other; • make any other unauthorised, false or fraudulent booking; • use any software, routine or device to interfere or attempt to interfere electronically or manually with the operation or functionality of this Web site including but not limited to uploading or making available files containing corrupt data or viruses via whatever means; • deface, alter or interfere with the front end 'look and feel' of this Web site or the underlying software code; • take any action that imposes an unreasonable or disproportionately large load on this Web site or related infrastructure; • obtain or attempt to obtain unauthorised access, via whatever means, to any of Our networks. Without prejudice to any of Our other rights (whether at law or otherwise) We reserve the right to: • cancel your bookings without reference to you and/or deny you access to this Web site where we believe (in Our absolute discretion) that you are in breach of any of these Terms and Conditions.
We may make improvements or changes to the information, services, products and other materials on this Web site, or terminate this Web site, at any time without notice. We may also modify these Terms and Conditions at any time, and such modification shall be effective immediately upon posting of the modified Terms and Conditions on this Web site. Accordingly, your continued access or use of this Web site is deemed to be your acceptance of the modified Terms and Conditions
This Web site may include links to other internet sites. We do not endorse any such web sites and We are not responsible for the information, material, products or services contained on or accessible through those web sites. Your access and use of such web sites remains solely at your own risk.
In no event will We be liable for any direct, indirect, special, punitive, moral or consequential losses or damages of whatsoever kind arising out of access to, or the use of this Web site or any information contained in it for any reason whatsoever. Nothing in these Terms and Conditions shall exclude or limit Our liability for death or personal injury caused by negligence or for fraudulent misrepresentation.
To the maximum extent permitted by law, We disclaim all implied warranties with regard to the information, services and materials contained on this Web site. All such information, services and materials are provided "as is" and "as available" without warranty of any kind.
You agree to indemnify, defend and hold Us harmless from any liability, loss, claim and expense (including reasonable legal fees) related to your breach of these Terms and Conditions.
These Terms and Conditions contain all the terms of your agreement with Us relating to your use of this Web site. No other written or oral statement (including statements in any brochure or promotional literature published by us) will be incorporated.

Your use of this Web site, any downloaded material from it and the operation of these Terms and Conditions shall be governed by and construed in accordance with the laws of Greece and you agree to submit to the non-exclusive jurisdiction of the Greek courts.

I hereby declare that my signature on the rental agreement constitutes full and unreserved acceptance of the General Terms and Conditions of the Rental Agreement which follow and form an integral part thereof and particularly of Articles 7 § (1c) for the charging of my credit card and 10 for the use of my personal data.
The conditions of this Agreement apply for the whole term of the rental period and any extension thereof and to any vehicles, including replacement vehicles, rented from TWIN POSEIDONES (hereinafter called the vehicle).
Renter will rent the vehicle for the rental period shown in this Agreement. TWIN POSEIDONES’S may agree to extend this rental period but the rental period may not normally exceed 30 days unless otherwise agreed between the parties. If Renter does not bring the vehicle back on time he is breaking the conditions of this Agreement. TWIN POSEIDONES’S can charge Renter for every day or part-day Renter has the vehicle after he should have returned it to TWIN POSEIDONES’S. TWIN POSEIDONES’S will charge Renter at the contracted rate until it gets the vehicle back. After the termination of the agreed rental period TWIN POSEIDONES’S has the right to take back the possession of the vehicle, at any time and place and by any means without the consent of the Renter.
(a) Renter and any other driver of the vehicle must look after the vehicle and take the necessary precautions to avoid its theft. Renter must always look the vehicle when he is not using it and he will incur a charge (which TWIN POSEIDONES’S will set from time to time) for lost keys. Renter must use any security device fitted to or supplied with the vehicle. Renter must make sure that he uses the correct fuel. (b) Renter is responsible for any damage to the roof or upper part of the vehicle caused by hitting low level objects, such as bridges or branches. This applies irrespective of whether or not Renter has opted for collision damage waiver in accordance with Clause 8. (c) Renter must not sell, rent or dispose of the vehicle or any of its parts. Renter must not give anyone any legal rights over the vehicle. (d) Renter must not let anyone work on the vehicle without TWIN POSEIDONES’S written permission. (e) Renter must let TWIN POSEIDONES’S know as soon as he becomes aware of a defect in the vehicle. (f) Where TWIN POSEIDONES’S has agreed to deliver the vehicle to Renter, Renter’s liability for damage and theft begin on delivery of the vehicle. Renter must bring the vehicle back to the agreed return location, during the opening hours displayed at the rental location. One of TWIN POSEIDONES’S staff must see the vehicle to check that it is in good condition. Where TWIN POSEIDONES’S has agreed that Renter may return the vehicle out outside business hours, or where Renter has requested collection of the vehicle, Renter’s liability for damage or theft shall extend to the earlier of midday of the first working day following the requested collection time (working day is defined as Monday to Friday 8 am to 6 pm), or the time of re-inspection of the vehicle by a member of staff. (g) Renter will have to pay for repairs if the vehicle needs more than TWIN POSEIDONES’S standard valeting (cleaning), or if the vehicle has been damaged either inside or outside (whether or not it is the Renter’s fault).(h) Renter must check before he brings back the vehicle that he has not left any belongings in the vehicle. If Renter is in contravention of any of his above obligations he forfelts his rights under the present agreement and he is also liable to restitute any damages TWIN POSEIDONES’S might suffer as a result of such contravention.
The Renter received the vehicle in excellent order and condition after he has ascertaine that it meets his full satisfaction. Renter cannot hold TWIN POSEIDONES liable for lack of care which might prevent an eventual malfunction of the vehicle resulting from mechanical or material damages.
The Renter hereby releases TWIN POSEIDONES’S from any liability for the loss or damage to any property left, stored or transported by the Renter or by any other person in or upon the vehicle during the rental period or after return of the vehicle to TWIN POSEIDONES’S the Renter further agrees to protect and indemnify TWIN POSEIDONES’S against any third party claim based on or resulting from such loss or damage unless the latter is due to TWIN POSEIDONES’S gross negligence.
The vehicle must only be driven by the person(s) named overleaf, or by anyone TWIN POSEIDONES’S authorizes in writing. Anyone driving the vehicle must have held a full current driving licence for at least one year. Renter or any authorized driver must not:
  • Use the vehicle for hire or reward.
  • Use the vehicle for any illegal purpose.
  • Use the vehicle off-road, or for racing, pacemaking, testing the vehicle’s reliability and speed pr teaching someone to drive.
  • Use the vehicle under the influence of alcohol or drugs.
  • Carry a number of passengers and/or baggage which would cause the vehicle to be overloladed.
  • Drive the vehicle outside GREECE unless TWIN POSEIDONES’S has given Renter written permission.
  • If Renter is in contravention of any his above obligations he forfeits his rights under the present agreement and he is also liable to restitute any damages might suffer as a result of such contravention.
    Renter will pay following charges: (a) The rental charge, any applicable city supplement, the standard daily contribution to the road fund licence and any other optional charges at the rates shown overleaf. (b) Any charge for loss or damage resulting from non-compliance with Clause 3. (c) A refueling service charge if Renter has used, and not replaced, more fuel than TWIN POSEIDONES’S supplied originally (unless at the time of signature of this Agreement a sum has been entered overleaf, in which event Renter has opted to pay that sum for a full tank of fuel. It being understood that no credit will be granted for any unused fuel at the termination of the rental) unless the Renter has made less than 100 km in which case he will only be charged for these and credited for the remaining unused fuel. The refueling charge is at the rates published at the rental location. (d) On demand, all fines and court costs for parking. Traffic or other offences(including any costs which arise if the vehicle is clamped). Renter must pay the appropriate authority any fines and costs. If he does not, Renter will be responsible to pay TWIN POSEIDONES’S reasonable administration charges which arise when TWIN POSEIDONES’S deals with these matters. (e) On demand the full cost of repairing or replacing the vehicle if it is damaged or stolen (even if it is not Renter’s fault). Renter may not have to pay the whole of the cost of repairing or replacing the vehicle if Renter has accepted TWIN POSEIDONES’S risk protection program as shown overleaf (subject to Clause 8 below). (f) On demand, a loss of income charge. TWIN POSEIDONES’S will charge Renter at the contracted rate if it cannot rent out the vehicle because: it needs to be repaired, or is a write-off and TWIN POSEIDONES’S is waiting to receive full payment of the vehicle’s value. TWIN POSEIDONES’S will do everything it can to make sure the vehicle is repaired or it gets payment as soon as possible. TWIN POSEIDONES’S will never charge Renter more than 30 days loss of income. Renter shall also be liable to a charge for any diminution in value of the vehicle on resale as a result of damage to the vehicle during the rental period. (g) On demand, any charges made by Customs and Excise or any other authority as a result of seizure of the vehicle by them, together with a loss of income charge, as provided under (f) above whilst the vehicle is unavailable for rental. (h) Any published rates for delivering and collecting the vehicle. (i) Interest which TWIN POSEIDONES’S will add every day to any amount Renter does not pay TWIN POSEIDONES’S on time, at the statutory rate provided each time by the law. (j) On demand, TWIN POSEIDONES’S costs, including reasonable legal fees where permitted by law, incurred in collecting payments due from Renter hereunder. (k) Value added tax and all other taxes and levies on any of the charges listed above, as appropriate. (l) Renter is responsible for all charges, even if he has asked someone else to be responsible for them. If it is Renter’s intention to pay by credit card or charge card then Renter’s signature overleaf shall constitute authority for TWIN POSEIDONES’S to compute and debit the final total charges against Renter’s account with its specified card issuing organization, including charges due as a result of theft of, or damage to, the vehicle and any fines and court costs for parking and other traffic offences. (m) Where Renter elects that any charges under this Agreement are billed in a currency other than € (EUROS) (or payment is tendered in another currency), the rate of exchange used for any currency conversion shall be determined by TWIN POSEIDONES’S in accordance with its standard practice, including TWIN POSEIDONES’S standard handling charge.
    The Rental charges under this Agreement include if Renter is mot in breach of his obligations under this Agreement motor party insurance. This provides cover for claims made if Renter injures or kills anybody for an amount up to EUROS € and up to EUROS € cover for damage to property. TWIN POSEIDONES’S will provide collision damage waiver and theft protection if Renter has indicated his acceptance by ticking the appropriate boxes [ overleaf/ in the checkout form]. If Renter accepts these he still has to pay the excesses as shown overleaf every time the vehicle is damaged or stolen (even if it is not Renter’s fault). The benefit of collision damage waiver may not apply in circumstances where Renter has used the vehicle in such manner which constitutes a misdemeanor offence under Greek Traffic Laws. Full coverage (CDW & SCDW) does not receive the Renter from the full responsibility of damages created to the undercarriage of the Rented vehicle, including tyres, side mirrors and antennas. Renter can get details of TWIN POSEIDONES’S risk protection program (including the main excursions) from the office he rented the vehicle from. Should Renter purchase own insurance for cdw and theft protection overleaf he shall obtain cover under the terms of the insurance policy supplied by TWIN POSEIDONES’S insurers and arranged by TWIN POSEIDONES’S. Renter is bound by and agrees to the terms and conditions of the insurance policy which is available on request.
    In case of accident Renter agrees to protect TWIN POSEIDONES’S and the insurance company’s interests. He should get the names and addresses of everyone involved, including witnesses. Renter should also: make the vehicle secure; tell the police immediately if anyone is injured or there is a disagreement as to the facts; and call TWIN POSEIDONES’S nearest office straight away. Renter must then fill in TWIN POSEIDONES’S incident report form (which must also be filled in if the vehicle is stolen) and send it to the address overleaf within hours. Renter shall remain liable irrespective of whether he has completed this form.
    TWIN POSEIDONES’S will maintain for one year the personal information on the form overleaf as part of TWIN POSEIDONES’S records to assist it to maintain and improve its administration and management of its car rental business. As TWIN POSEIDONES’S is part of an international group operating the TWIN POSEIDONES’S RENT CAR SYSTEM, TWIN POSEIDONES’S will form time to time share with other companies within this group , which may be located both within Europe and outside, information relating to its car rental service operations (which may include the personal information provided overleaf). Renter is welcome to see the information held about him at any time and to make any necessary amendments to keep the information up to date. In order further to enhance its car rental services and promote Renter’s custom for other TWIN POSEIDONES’S group companies, TWIN POSEIDONES’S may also add details of Renter’s name and address to TWIN POSEIDONES’S marketing database so that TWIN POSEIDONES’S may from time to time notify Renter of new services and offers of the TWIN POSEIDONES’S group. TWIN POSEIDONES’S may share this information with its group companies and business partners and TWIN POSEIDONES’S may from time to time notify Renter of the services and offers of both the TWIN POSEIDONES’S group companies and business partners.
    If Renter is a consumer TWIN POSEIDONES’S will end this Agreement straight away if it finds out that Renter’s goods have been taken away from him to pay off his debts, or a receiving order is made against him. TWIN POSEIDONES’S will also end this Agreement if Renter does not meet any of the conditions of this Agreement. If Renter is a company. TWIN POSEIDONES’S will end this Agreement straight away if: Renter goes into liquidation; Renter calls a meeting of creditors; TWIN POSEIDONES’S finds out that Renter’s goods have been taken away from it until it pays off its debits; or Renter does not meet any of the conditions of this Agreement. If TWIN POSEIDONES’S ends the Agreement it will not affect TWIN POSEIDONES’S right to receive any money of the conditions of this Agreement. TWIN POSEIDONES’S can repossess the vehicle and charge Renter if TWIN POSEIDONES’S does this.
    If Renter is governed by the laws of Greece. Any dispute is submitted to the exclusive jurisdiction of the Greek courts but TWIN POSEIDONES’S retains the right to file a lawsult against the Renter either before Greek Courts of the Renter’s domiclle. If any provision of this Agreement is or becomes invalid or unenforceable the remaining provisions shall not be affected. If you do not wish information to be used for the direct marketing purposes described in Article 10, please place cross in this box: