----

----

|                                                        | Commission      File      |
|-------------------------------------------------------------|---------------------------|
| For the fiscal year      ended  December 31,      2007 | Number  0-12210 |

| PRESIDENTIAL      ASSOCIATES I LIMITED PARTNERSHIP                          |
|-----------------------------------------------------------------------------|
| (Exact      name of small business issuer as specified in its      charter) |

| Maryland                     |   | 04-2801764                             |
|------------------------------|--------|----------------------------------------|
| (State of      organization) |   | (IRS Employer      Identification No.) |

| 1280      Massachusetts Avenue, Cambridge, Massachusetts |   | 02138                 |
|----------------------------------------------------------|--------|-----------------------|
| (Address of      principal executive offices)            |   | (Zip  Code) |

| Issuer’s telephone      number including area code: |   | (617)      876-4800 |
|-----------------------------------------------------------|--------|---------------------|

----

----

----

|                                                                                                                                                                                                                                          |   | 2007   |        |   | 2006   |   |
|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------|--------|-------------|--------|--------|--------|
| Cash      flows from operating activities                                                                                                                                                                                                     |   |   |        |   |   |   |
| Net      income (loss)                                                                                                                                                                                                                        |   | $      | 62,113,788  |   |   | $      | 523,329 |   |
| Adjustments      to reconcile net income to net cash                                                                                                                                                                                          |   |   |        |   |   |   |   |   |
| provided      by (used in) operating activities                                                                                                                                                                                               |   |   |        |   |   |   |   |   |
| Bad      debts                                                                                                                                                                                                                                |   |   | 353,399     |   |   |   | — |   |
| Reduction      of interest income for adjustment to distributions                                                                                                                                                                             |   |   | (802,741    | )      |   |   | — |   |
| Increase      in due from affiliates                                                                                                                                                                                                          |   |   | (30,000     | )      |   |   | (30,000 | ) |
| Increase      in accounts payable                                                                                                                                                                                                             |   |   | 6,096       |   |   |   | 16,607 |   |
| Increase      in liquidation expense,                                                                                                                                                                                                         |   |   |        |   |   |   |   |   |
| Payable      to affiliate of general partner                                                                                                                                                                                                  |   |   | 2,850,000   |   |   |   | — |   |
| Increase      in state replacement tax payable                                                                                                                                                                                                |   |   | 1,572,376   |   |   |   | — |   |
|                                                                                                                                                                                                                                          |   |   |        |   |   |   |   |   |
| Net      cash provided by operating activities                                                                                                                                                                                                |   |   | 66,062,918  |   |   |   | 509,936 |   |
|                                                                                                                                                                                                                                          |   |   |        |   |   |   |   |   |
| Cash      flows from financing activities                                                                                                                                                                                                     |   |   |        |   |   |   |   |   |
| Distributions      to partners                                                                                                                                                                                                                |   |   | (55,633,495 | )      |   |   | — |   |
| Increase      (decrease) in due to affiliates                                                                                                                                                                                                 |   |   | (759        | )      |   |   | 759 |   |
|                                                                                                                                                                                                                                          |   |   |        |   |   |   |   |   |
| Net      cash provided by (used in) financing activities                                                                                                                                                                                      |   |   | (55,634,254 | )      |   |   | 759 |   |
|                                                                                                                                                                                                                                          |   |   |        |   |   |   |   |   |
| NET      INCREASE (DECREASE) IN CASH                                                                                                                                                                                                          |   |   |        |   |   |   |   |   |
| AND      CASH EQUIVALENTS                                                                                                                                                                                                                     |   |   | 10,428,664  |   |   |   | 510,695 |   |
|                                                                                                                                                                                                                                          |   |   |        |   |   |   |   |   |
| Cash      and cash equivalents, beginning                                                                                                                                                                                                     |   |   | 1,069,189   |   |   |   | 558,494 |   |
|                                                                                                                                                                                                                                          |   |   |        |   |   |   |   |   |
| Cash      and cash equivalents, end                                                                                                                                                                                                           |   | $      | 11,497,853  |   |   | $      | 1,069,189 |   |
|                                                                                                                                                                                                                                          |   |
|                                                                                                                                                                                                                                          |   |
|                                                                                                                                                                                                                                          |   |
| Significant      noncash investing and financing activities:                                                                                                                                                                                  |   |
|                                                                                                                                                                                                                                          |   |
| Capital      contributions due from defaulted investors increased investor      distributions by $21,865.                                                                                                                                     |   |
|                                                                                                                                                                                                                                          |   |
| Due      to investor limited partners increased by $737,946 of distributions      payable to these partners as a result of distribution checks that were      voided but expected to be repaid during the year ending December 31,      2008. |   |
|                                                                                                                                                                                                                                          |   |
| Due      from investor limited partners decreased by $449,342, for adjustments to      distributions.                                                                                                                                         |   |

----

|   | PRESIDENTIAL ASSOCIATES I LIMITED PARTNERSHIP |                               |
|--------|-----------------------------------------------|------------------------------------|
|   |                                          |                               |   |
|   |                                          |                               |   |
|        | By:                                           | Winthrop      Financial Co., Inc., |   |
|   |                                          | Managing      General Partner      |   |

|   |                                 |                                       |   |
|--------|--------------------------------------|--------------------------------------------|--------|
|   | By:                                  | /s/ Eggert      Dagbjartsson          |   |
|   |                                 | Eggert      Dagbjartsson                   |   |
|   |                                 | Chief      Executive Officer and President |   |
|   |                                 |                                       |   |
|   |                                 |                                       |   |
|   | Date:  April      15, 2008 |                                       |

| Signature/Name               |   | Title                                   |   | Date                |
|------------------------------|--------|-----------------------------------------|--------|---------------------|
|                         |   |                                    |   |                |
|                         |   |                                    |   |                |
|                         |   |                                    |   |                |
| /s/      Eggert Dagbjartsson |   | President,      Chief Executive Officer |   | April      15, 2008 |
| Eggert      Dagbjartsson     |   | and      Director                       |   |                |
|                         |   |                                    |   |                |
|                         |   |                                    |   |                |
|                         |   |                                    |   |                |
| /s/      Andrew Prague       |   | Chief      Financial Officer            |   | April      15, 2008 |
| Andrew      Prague           |   |                                    |   |                |
|                         |   |                                    |   |                |

----

|          |                                                                          |
|---------------|-------------------------------------------------------------------------------|
|          |                                                                          |
| 31.1      and | Certifications      Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 |
| 31.2          |                                                                          |
|          |                                                                          |
|          |                                                                          |
| 32       | Certification      Pursuant to Section 906 of the Sarbanes-Oxley Act of  2002 |

----