Exhibit 99.1

2009 YEAR CERTIFICATION

I, certify, based on my knowledge, that:

(i) The compensation committee of Nara Bancorp, Inc. has discussed, reviewed, and evaluated with senior risk
officers at least every six months during the period beginning on the later of September 14, 2009, or ninety days after the closing date of the agreement between the TARP recipient and Treasury and ending with the last day of the TARP
recipients fiscal year containing that date (the applicable period), the senior executive officer (SEO) compensation plans and the employee compensation plans and the risks these plans pose to Nara Bancorp, Inc.;

(ii) The compensation committee of Nara Bancorp, Inc. has identified and limited during the applicable period any features of
the SEO compensation plans that could lead SEOs to take unnecessary and excessive risks that could threaten the value of Nara Bancorp, Inc., and during that same applicable period has identified any features of the employee compensation plans that
pose risks to Nara Bancorp, Inc. and has limited those features to ensure that Nara Bancorp, Inc. is not unnecessarily exposed to risks;

(iii) The compensation committee has reviewed, at least every six months during the applicable period, the terms of each employee compensation plan and identified any features of the plan that could
encourage the manipulation of reported earnings of Nara Bancorp, Inc. to enhance the compensation of an employee, and has limited any such features;

(iv) The compensation committee of Nara Bancorp, Inc. will certify to the reviews of the SEO compensation plans and employee compensation plans required under (i) and (iii) above;

(v) The compensation committee of Nara Bancorp, Inc. will provide a narrative description of how it limited during any part
of the most recently completed fiscal year that included a TARP period the features in

(A) SEO compensation
plans that could lead SEOs to take unnecessary and excessive risks that could threaten the value of Nara Bancorp, Inc.;

(B) Employee compensation plans that unnecessarily expose Nara Bancorp, Inc. to risks; and

(C)
Employee compensation plans that could encourage the manipulation of reported earnings of Nara Bancorp, Inc. to enhance the compensation of an employee;

(vi) Nara Bancorp, Inc. has required that bonus payments, as defined in the regulations and guidance established under section 111 of EESA (bonus payments), of the SEOs and twenty next most highly
compensated employees be subject to a recovery or clawback provision during any part of the most recently completed fiscal year that was a TARP period if the bonus payments were based on materially inaccurate financial statements or any
other materially inaccurate performance metric criteria;

(vii) Nara Bancorp, Inc. has prohibited any golden
parachute payment, as defined in the regulations and guidance established under section 111 of EESA, to a SEO or any of the next five most highly compensated employees during the period beginning on the later of the closing date of the agreement
between the TARP recipient and Treasury or June 15, 2009 and ending with the last day of the TARP recipients fiscal year containing that date;

(viii) Nara Bancorp, Inc. has limited bonus payments to its applicable employees in accordance with section 111 of EESA and the regulations and guidance established thereunder during the period beginning
on the later of the closing date of the agreement between the TARP recipient and Treasury or June 15, 2009 and ending with the last day of the TARP recipients fiscal year containing that date;



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(ix) The board of directors of Nara Bancorp, Inc. has established an
excessive or luxury expenditures policy, as defined in the regulations and guidance established under section 111 of EESA, by the later of September 14, 2009, or ninety days after the closing date of the agreement between the TARP recipient and
Treasury; this policy has been provided to Treasury and its primary regulatory agency; Nara Bancorp, Inc. and its employees have complied with this policy during the applicable period; and any expenses that, pursuant to this policy, required
approval of the board of directors, a committee of the board of directors, an SEO, or an executive officer with a similar level of responsibility were properly approved;

(x) Nara Bancorp, Inc. will permit a non-binding shareholder resolution in compliance with any applicable federal securities
rules and regulations on the disclosures provided under the federal securities laws related to SEO compensation paid or accrued during the period beginning on the later of the closing date of the agreement between the TARP recipient and Treasury or
June 15, 2009 and ending with the last day of the TARP recipients fiscal year containing that date;

(xi) Nara Bancorp, Inc. will disclose the amount, nature, and justification for the offering during the period beginning on the later of the closing date of the agreement between the TARP recipient and Treasury or June 15, 2009 and
ending with the last day of the TARP recipients fiscal year containing that date of any perquisites, as defined in the regulations and guidance established under section 111 of EESA, whose total value exceeds $25,000 for any employee who is
subject to the bonus payment limitations identified in paragraph (viii);

(xii) Nara Bancorp, Inc. will
disclose whether Nara Bancorp, Inc., the board of directors of Nara Bancorp, Inc., or the compensation committee of Nara Bancorp, Inc. has engaged during the period beginning on the later of the closing date of the agreement between the TARP
recipient and Treasury or June 15, 2009 and ending with the last day of the TARP recipients fiscal year containing that date, a compensation consultant; and the services the compensation consultant or any affiliate of the compensation
consultant provided during this period;

(xiii) Nara Bancorp, Inc. has prohibited the payment of any gross-ups,
as defined in the regulations and guidance established under section 111 of EESA, to the SEOs and the next twenty most highly compensated employees during the period beginning on the later of the closing date of the agreement between the TARP
recipient and Treasury or June 15, 2009 and ending with the last day of the TARP recipients fiscal year containing that date;

(xiv) Nara Bancorp, Inc. has substantially complied with all other requirements related to employee compensation that are provided in the agreement between Nara Bancorp, Inc. and Treasury, including any
amendments;

(xv) Nara Bancorp, Inc. has submitted to Treasury a complete and accurate list of the SEOs and the
twenty next most highly compensated employees for the current fiscal year and the most recently completed fiscal year, with the non-SEOs ranked in descending order of level of annual compensation, and with the name, title, and employer of each SEO
and most highly compensated employee identified; and

(xvi) I understand that a knowing and willful false or
fraudulent statement made in connection with this certification may be punished by fine, imprisonment, or both. (See, for example, 18 USC 1001).



|                     |  |     |  |                                                       
|-------------------- |  | --- |  | ------------------------------------------------------
|Date: March 15, 2010 |  | By: |  | /S/    ALVIN D.
KANG                                  
|                     |  |     |  | Alvin Kang, Acting President & Chief Executive Officer