Document:

<PAGE>
                                                                   EXHIBIT 10(m)

                        SEPARATION AGREEMENT AND RELEASE

     THIS SEPARATION AGREEMENT AND RELEASE ("Separation Agreement") is made and
entered into this 16th day of November, 2005 by and between LESCO, Inc., an Ohio
Corporation ("Lesco") and MICHAEL P. DIMINO ("Executive").

     WHEREAS, Lesco and Executive entered into an Employment Agreement dated
February 23, 2004 pursuant to which Executive became an employee of Lesco; and

     WHEREAS, Lesco and Executive subsequently amended said Employment Agreement
by the Amendment dated October 20, 2005 pursuant to which Executive voluntarily
resigned his employment with Lesco, said resignation to be treated as a
termination without Cause under the Employment Agreement (the Employment
Agreement and the Amendment hereafter collectively referred to as the
"Employment Agreement, as amended"); and

     WHEREAS, Lesco and Executive now desire to set forth the specific terms of
said termination without Cause and to otherwise conclude Executive's employment
on an amicable and mutually agreeable basis.

     NOW THEREFORE, the parties to this Separation Agreement, in consideration
of the mutual premises contained herein and other good and valuable
consideration, agree as follows:

     1. Resignation. Executive's last day of employment was October 20, 2005 and
said date (hereinafter referred to as "Resignation Date") shall be the effective
date of Executive's resignation as an employee of Lesco.

     2. Base Salary and Annual Bonus. In accordance with the Employment
Agreement, as amended, and its terms governing termination without Cause, Lesco
shall pay Executive the following amounts and in the following manner:

<PAGE>

          (a)  On May 1, 2006, Lesco shall pay Executive a lump sum of
               $250,000.00. Thereafter, beginning June 1, 2006, Lesco shall pay
               Executive, on a monthly basis, six (6) equal payments of
               $41,666.67, said monthly payments totaling $250,000.00. The total
               of said lump sum payment and monthly payments shall be
               $500,000.00 representing one (1) year of Executive's Base Salary
               as of the Resignation Date.

          (b)  On May 1, 2006, Lesco shall pay Executive a lump sum of
               $150,000.00. Thereafter, beginning June 1, 2006, Lesco shall pay
               Executive, on a monthly basis, six equal payments of $25,000.00,
               said monthly payments totaling $150,000.00. The total of said
               lump sum payment and monthly payments shall be $300,000.00
               representing Executive's Annual Bonus Target as of the
               Resignation Date.

     3. Health Insurance. For one year following with the Resignation Date,
Lesco shall continue health insurance benefits for the Executive and his
eligible dependents at no additional cost to the Executive other than that which
was in effect as of the Resignation Date. Thereafter, Executive shall be
eligible to continue said health insurance benefits for himself and his eligible
dependents in accordance with COBRA. To cover Executive's portion of the costs
for these benefits from October 22, 2005 through November 30, 2005, the
following sum must be paid by Executive:

<TABLE>
<S>            <C>       <C>
Medical:       $261.34
Dental:        $ 50.43
Vision:        $ 18.00
Medical FSA:   $275.53   Total: $605.30
</TABLE>

Beginning December 1, 2005, Executive's monthly payment will be as follows:

<TABLE>
<S>            <C>       <C>
Medical:       $197.60
Dental:        $ 38.13
Vision:        $ 13.61
Medical FSA:   $208.33   Total: $457.67
</TABLE>

Checks should be made payable to LESCO sent to the attention of Siobhan Arnould
by the first of the month for coverage for such month.

                                      -2-

<PAGE>

     4. Vacation. Lesco already has paid Executive for all earned but unused
vacation days as of the Resignation Date, and nothing further is due and owing
to Executive.

     5. Outplacement. Lesco shall pay the cost of executive level outplacement
services by an outplacement firm selected by Executive, consistent with Section
6(f)(D) of the Employment Agreement.

     6. Options and Stock Awards. Lesco shall cooperate with and assist
Executive in his exercise of stock options and other Lesco stock ownership
matters awarded to him under the Employment Agreement as amended, consistent
with Section 6(f)(D) of the Employment Agreement as amended.

     7. Indemnification. Notwithstanding the provisions of Section 8 of this
Separation Agreement, Section 7 of the Employment Agreement as amended shall
remain in effect in accordance with its terms.

     8. Release. Except for claims alleging breach of this Separation Agreement,
Executive does hereby release and forever discharge Lesco, including its parent
companies, divisions, subsidiaries, affiliates, predecessors, successors,
assigns, directors, officers, employees and agents and each of them (the
"Released Parties") from any and all claims, demands, actions, causes of action
or suits at law or in equity of whatsoever kind or nature which Executive, his
heirs or his personal representatives may now or hereafter assert against the
Released Parties and each of them growing out of or resulting from Executive's
employment by Lesco, the termination of his employment from Lesco, and the
circumstances surrounding his termination, arising from the beginning of time up
to and including the date Executive signs this Separation Agreement including,
but not limited to, claims arising under any federal, state or local statute,
ordinance or regulation dealing in any respect with employment and
discrimination in

                                      -3-

<PAGE>

employment, including, but not limited to, claims under Title VII of the Civil
Rights Act of 1964, as amended, 42 U.S.C. Section 2000e, et seq., the Age
Discrimination In Employment Act, as amended, 29 U.S.C. Section 621, et seq.,
the Americans With Disabilities Act, 42 U.S.C. Section 12111, et seq. claims for
compensation, vacation pay or benefits beyond that provided herein, and in
addition thereto, from any claims demands or actions brought on the basis of any
contract, express or implied, including the Employment Agreement as amended, or
tort or on the basis of alleged wrongful discharge under the common law of any
state.

     Executive further covenants and agrees never to institute any suit,
complaint, proceeding or action at law, in equity or otherwise, in any court of
the United States or any State thereof of either the United States or any state,
county or municipality thereof or before any tribunal, public or private,
against the Released Parties, or in any way voluntarily aid in the institution
or prosecution of any claim of any sort seeking any kind of relief, in any way
arising from or relating to Executive's employment with Lesco and the
termination of his employment.

     It is the intention of Executive in executing this Release that it shall be
an effective bar to each and every claim, demand and cause hereinabove
described.

     9. Notwithstanding any other provision of this Agreement to the contrary,
the parties agree expressly that the terms and obligations of Section 8 of the
Employment Agreement shall continue in full force and effect as if rewritten
herein in their entirety.

     10. Non-Admissions. Executive and Lesco acknowledge and agree that the
considerations exchanged herein are not pursuant to any existing Lesco policy
and do not constitute an admission of liability, wrongdoing, or guilt on the
part of either party, but merely result from the desire of the parties of
expeditiously terminate the employment relationship and resolve any possible
disputed issues of law or fact.

                                      -4-

<PAGE>

     11. Severability. Each of the terms and provisions of this Separation
Agreement is to be deemed severable in whole or in part and, if any term or
provision or the application thereof in any circumstances should be invalid,
illegal or unenforceable, the remaining terms and provisions or the application
thereof to circumstances other than those as to which it is held invalid,
illegal or unenforceable, shall not be affected thereby and shall remain in full
force and effect.

     12. Controlling Law and Jurisdiction. This Separation Agreement shall be
governed by and interpreted and construed according to the laws of the State of
Ohio.

     13. Effectiveness and Revocation. Executive acknowledges that he has been
given the opportunity to consider this Separation Agreement for twenty-one (21)
days and has consulted with legal counsel of his choosing before signing it.
Executive understands that he shall have seven (7) days from the date on which
he executes this Separation Agreement (as indicated by the date below his
signature) to revoke his signature and agreement to be bound hereby by providing
written notice of revocation to Lesco, addressed to Maureen Thompson, within
such seven (7) day period. Executive further understands and acknowledges that
this Separation Agreement shall become effective, if not sooner revoked, on the
eighth day after the execution hereof by Executive (the "Effective Date").

/s/ Michael P. DiMino                   /s/ Jeffrey L. Rutherford
-------------------------------------   ----------------------------------------
MICHAEL P. DIMINO                       LESCO, INC.

11/14/05                                11/16/05
DATE                                    DATE

SOLICITORS, 31168, 00040, 101113470.3, Dimino Separation Agreement-DUP 11-11-05

                                      -5-<PAGE>
                                                                  Exhibit 10(v)
                                  [LESCO LOGO]

                        RESTRICTED STOCK AWARD AGREEMENT
================================================================================

[Date]

[Name of Grantee]
[Address]
[Address]

Dear [Grantee]:

You have been selected as one of a very limited number of management-level
associates to be granted a Restricted Stock Award (the "Award") by the Board of
Directors of LESCO, Inc. (the "Company") of [grant #] common shares (the
"Shares") of the Company, under The LESCO, Inc. 2000 Stock Incentive Plan (the
"Plan") effective [Date]. As a key member of LESCO's management team, we want to
keep you focused on our strategic business objectives over the next three years
(i.e., the RESTRICTION PERIOD). The Restriction Period with respect to the
Shares will end on [Date].

The certificate for the Shares will be legended pursuant to the provisions of
the Plan and will be held by the Company for your benefit until the expiration
of the Restriction Period. During the Restriction Period, you will be entitled
to full voting rights and all dividends, if and to the extent paid by the
Company, with respect to the Shares. Upon the expiration of the Restriction
Period, the Company will cause the removal of the legend from the certificate
representing the Shares and release the Shares to you.

The granting of the Award and your ownership of the Shares shall not interfere
with or limit in any way the right of the Company or any Subsidiary to terminate
your employment at any time, nor does the Plan confer upon you any right to
continued employment with the Company or any Subsidiary.

The Award and the Shares are subject to all terms, conditions and limitations of
the Plan, which are hereby incorporated by reference into this Restricted Stock
Award Agreement. This Restricted Stock Award Agreement shall be governed by and
construed in accordance with the laws of the State of Ohio. By accepting this
Award and the Shares and signing below, you acknowledge receipt of a copy of the
Plan and you agree to be bound by its terms and conditions.

You are receiving two originals of this Restricted Stock Award Agreement. Please
sign both. You must return a signed original to David Ratajczak in the Human
Resources Department to indicate your acceptance of the Award. You should retain
the other original for your records. You will not be deemed to have become a
Participant, or to have any rights with respect to the Award, until and unless
you have executed and returned this Restricted Stock Award Agreement and
otherwise complied with the applicable terms and conditions of the Plan.

                                           LESCO, INC.

-------------------------------            ------------------------------
[Grantee]                                  Jeffrey L. Rutherford
                                           President and Chief Executive Officer

Source: [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00099-of-00352.parquet"}, [{"source": "alea-institute/alea-institute/kl3m-data-edgar-agreements/train-00099-of-00352.parquet"}]]