Exhibit (a)(1)(E)​

Letter to Clients with respect to
Offer to Purchase
All Outstanding Shares of Common Stock and Series A Preferred Stock
of

Planet Payment, Inc.​

At
$4.50 Per Share of Common Stock, Net in Cash, and $13.725 Per Share of Series A Preferred Stock, Net in Cash,
Pursuant to the Offer to Purchase dated November 13, 2017
by

Fintrax US Acquisition Subsidiary, Inc.,​

an indirect wholly owned subsidiary of

Franklin UK Bidco Limited​

THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M., NEW YORK CITY TIME, ON MONDAY, DECEMBER 18, 2017, UNLESS THE OFFER IS EXTENDED OR EARLIER TERMINATED.

November 13, 2017​

To Our Clients:

Enclosed for your consideration is an Offer to Purchase, dated [•], 2017 (together with any amendments or supplements thereto, the “Offer to Purchase”), and the related Letter of Transmittal (together with any amendments or supplements thereto, the “Letter of Transmittal” and, together with the Offer to Purchase, the “Offer”), relating to the offer by Fintrax US Acquisition Subsidiary, Inc., a Delaware corporation (“Purchaser”) and an indirect wholly owned subsidiary of Franklin UK Bidco Limited, a private limited company incorporated under the laws of England and Wales (“Parent”), to purchase all outstanding shares of  (i) common stock, par value $0.01 per share (“Company Common Stock”), of Planet Payment, Inc., a Delaware corporation (the “Company”), at a price per share of  $4.50 (such price as it may be amended from time to time in accordance with the Merger Agreement, the “Common Stock Offer Price”), net to the seller in cash, without any interest, but subject to any required withholding of taxes, and (ii) Series A Preferred Stock, par value $0.01 per share (“Company Series A Preferred Stock” and together with the Company Common Stock, the “Shares”) of the Company, at a price per share of  $13.725, equal to the Common Stock Offer Price multiplied by the conversion ratio set forth in the Company’s Restated Certificate of Incorporation rounded to the nearest one-hundredth, which is 3.05 (such price as it may be amended from time to time in accordance with the Merger Agreement, the “Preferred Stock Offer Price”), net to the seller in cash, without any interest, but subject to any required withholding of taxes, in each case upon the terms and subject to the conditions set forth in this Offer to Purchase (together with any amendments or supplements hereto, the “Offer to Purchase”) and in the related Letter of Transmittal (together with any amendments or supplements thereto, the “Letter of Transmittal” and, together with the Offer to Purchase, the “Offer”).

We are the holder of record of Shares held by us for your account. A tender of such Shares can be made only by us as the holder of record and pursuant to your instructions. The Letter of Transmittal accompanying this letter is furnished to you for your information only and cannot be used by you to tender Shares held by us for your account.

We request instructions as to whether you wish to tender any or all of the Shares held by us for your account pursuant to the Offer.

Your attention is directed to the following:

1.

The offer price is (i) $4.50 per share of Company Common Stock, net to the seller in cash (less any applicable withholding taxes and without interest), upon the terms and subject to the conditions contained in this Offer to Purchase and in the accompanying Letter of Transmittal, and

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(ii) $13.725 per share of Company Series A Preferred Stock, equal to the per share offer price for Company Common Stock multiplied by the conversion ratio set forth in the Company’s Restated Certificate of Incorporation rounded to the nearest one-hundredth (which is equal to 3.05), net to the seller in cash (less any applicable withholding taxes and without interest), upon the terms and subject to the conditions contained in the Offer to Purchase and in the accompanying Letter of Transmittal.

2.

The Offer is being made for all outstanding Shares.

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3.

The Offer is being made in connection with the Agreement and Plan of Merger, dated as of October 26, 2017 (together with any amendments or supplements thereto, the “Merger Agreement”), among Parent, Purchaser and the Company, pursuant to which, after the completion of the Offer and the satisfaction or waiver of certain conditions, Purchaser will be merged with and into the Company, with the Company continuing as the surviving corporation (the “Merger”).

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4.

After careful consideration, the Company’s board of directors (the “Company Board”) unanimously (a) determined that the Merger Agreement, the Offer, the Merger and the other transactions contemplated by the Merger Agreement, are advisable and in the best interests of the Company and the Company’s stockholders; (b) elected that the Merger Agreement and the Merger contemplated thereby be expressly governed by and effected under Section 251(h) of the DGCL, and that the Merger be consummated as soon as practicable following the consummation of the Offer; (c) approved and declared advisable the Merger Agreement, the Offer, the Merger and the other transactions contemplated by the Merger Agreement in accordance with the requirements of the DGCL; and (d) resolved to recommend that the Company’s stockholders accept the Offer and tender their Shares to Purchaser pursuant to the Offer.

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5.

The Offer is not subject to any financing condition. The Offer is, however, subject to the satisfaction of the Minimum Tender Condition (as defined in the Offer to Purchase), the HSR Condition (as defined in the Offer to Purchase) and the other conditions described in the Offer to Purchase. See Section 13 of the Offer to Purchase — “Conditions to the Offer.”

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6.

The Offer and withdrawal rights will expire at 5:00 p.m., New York City time, on Monday, December 18, 2017.

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7.

Any transfer taxes applicable to Purchaser pursuant to the Offer will be paid by Purchaser, subject to Instruction 6 of the Letter of Transmittal.

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If you wish to have us tender any or all of the Shares held by us for your account, please so instruct us by completing, executing and returning to us in the enclosed envelope the attached instruction form. Please forward your instructions to us in ample time to permit us to submit a tender on your behalf prior to the expiration time of the Offer. If you authorize the tender of your Shares, all such Shares will be tendered unless otherwise specified on the attached instruction form.

Payment for Shares will be in all cases made only after such Shares are accepted by Purchaser for payment pursuant to the Offer and the timely receipt by Computershare Trust Company, N.A., (the “Depositary”), of  (a) certificates for such Shares or a Book-Entry Confirmation (as defined in the Offer to Purchase) with respect to such Shares, (b) a Letter of Transmittal (or facsimile thereof), properly completed and duly executed, with any required signature guarantees (or, in the case of a book-entry transfer, an Agent’s Message (as defined in the Offer to Purchase) in lieu of the Letter of Transmittal), and (c) any other documents required by the Letter of Transmittal. Accordingly, tendering stockholders may be paid at different times depending upon when certificates for Shares or Book-Entry Confirmations with respect to Shares are actually received by the Depositary. Under no circumstances will interest be paid on the Common Stock Offer Price or the Preferred Stock Offer Price for Shares, regardless of any extension of the Offer or any delay in payment for Shares.

The Offer is not being made to (nor will tenders be accepted from or on behalf of) holders of Shares in any jurisdiction in which the making of the Offer or the acceptance thereof would not be in compliance with the laws of such jurisdiction. In those jurisdictions where securities, blue sky or other laws require the Offer to be made by a licensed broker or dealer, the Offer will be deemed to be made on behalf of Purchaser and Parent by one or more registered brokers or dealers licensed under the laws of such jurisdiction to be designated by Purchaser.

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Instructions with Respect to the
Offer to Purchase
All Outstanding Shares of Common Stock and Series A Preferred Stock
of

Planet Payment, Inc.​

at
$4.50 Per Share of Common Stock, Net in Cash, and $13.725 Per Share of Series A Preferred Stock, Net in Cash,
Pursuant to the Offer to Purchase dated [•], 2017
by

Fintrax US Acquisition Subsidiary, Inc.​

an indirect wholly owned subsidiary of

Franklin UK Bidco Limited​

THE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 5:00 P.M., NEW YORK CITY TIME, ON MONDAY, DECEMBER 18, 2017, UNLESS THE OFFER IS EXTENDED OR EARLIER TERMINATED.

The undersigned acknowledge(s) receipt of your letter and the Offer to Purchase, dated November 13, 2017 (together with any amendments or supplements thereto, the “Offer to Purchase”), and the related Letter of Transmittal (together with any amendments or supplements thereto, the “Letter of Transmittal” and, together with the Offer to Purchase, the “Offer”), in connection with the offer by Fintrax US Acquisition Subsidiary, Inc., a Delaware corporation (“Purchaser”) and an indirect wholly owned subsidiary of Franklin UK Bidco Limited, a private limited company incorporated under the laws of England and Wales (“Parent”), to purchase all outstanding shares of  (i) common stock, par value $0.01 per share (“Company Common Stock”), of Planet Payment, Inc., a Delaware corporation (the “Company”), at a price per share of  $4.50 (such price as it may be amended from time to time in accordance with the Merger Agreement, the “Common Stock Offer Price”), net to the seller in cash, without any interest, but subject to any required withholding of taxes, and (ii) Series A Preferred Stock, par value $0.01 per share (“Company Series A Preferred Stock” and together with the Company Common Stock, the “Shares”) of the Company, at a price per share of  $13.725, equal to the Common Stock Offer Price multiplied by the conversion ratio set forth in the Company’s Restated Certificate of Incorporation rounded to the nearest one-hundredth, which is 3.05 (such price as it may be amended from time to time in accordance with the Merger Agreement, the “Preferred Stock Offer Price”), net to the seller in cash, without any interest, but subject to any required withholding of taxes, in each case upon the terms and subject to the conditions set forth in this Offer to Purchase (together with any amendments or supplements hereto, the “Offer to Purchase”) and in the related Letter of Transmittal (together with any amendments or supplements thereto, the “Letter of Transmittal” and, together with the Offer to Purchase, the “Offer”).

The undersigned hereby instruct(s) you to tender the number of Shares indicated on the reverse (or if no number is indicated on the reverse, all Shares) that are held by you for the account of the undersigned, upon the terms and subject to the conditions set forth in the Offer.

The undersigned understands and acknowledges that all questions as to validity, form and eligibility of the surrender of any certificate representing Shares submitted on my behalf to Computershare Trust Company, N.A., the Depositary for the Offer, will be determined by Purchaser (which may delegate power in whole or in part to the Depositary) and such determination shall be final and binding.

The method of delivery of this document is at the election and risk of the tendering stockholder. If delivery is by mail, then registered mail with return receipt requested, properly insured, is recommended. In all cases, sufficient time should be allowed to ensure timely delivery.

Dated:  

Number of Shares to be Tendered:   Shares*

Account Number:   Signature(s):  

Capacity**  

Dated:  

   

Please Type or Print Name(s) above
   

Please Type or Print Name(s) above
   

Area Code and Telephone Number(s)
   

Taxpayer Identification or Social Security Number(s)
   

*

Unless otherwise indicated, you are deemed to have instructed us to tender all Shares held by us for your account.

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**

Please provide if signature is by an attorney-in-fact, executor, administrator, trustee, guardian, officer of a corporation or other person acting in a fiduciary or representative capacity.

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Please return this form to the brokerage firm or other nominee maintaining your account.

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