Failure to Timely Clean-Up. Should any Clean-up for which Tenant is responsible not be completed, or should Tenant not receive the Closure Letter and any governmental approvals required under Environmental Laws in conjunction with such Clean-up prior to the expiration or earlier termination of this Lease, then, commencing on the later of the termination of this Lease and three (3) business days after Landlord's delivery of notice of such failure and that it elects to treat such failure as a holdover, Tenant shall be liable to Landlord as a holdover tenant (as more particularly provided in [Article 16]) until Tenant has fully complied with its obligations under this [Section 5.3].

Environmental Reports; Clean-Up. If any written report, including any report containing results of any Environmental Assessment (an "Environmental Report") shall indicate # the presence of any Hazardous Materials as to which Tenant has a removal or remediation obligation under this [Section 5.3], and # that as a result of same, the investigation, characterization, monitoring, assessment, repair, closure, remediation, removal, or other clean-up (the "Clean-up") of any Hazardous Materials is required, Tenant shall immediately prepare and submit to Landlord within thirty (30) days after receipt of the Environmental Report a comprehensive plan, subject to Landlord’s written approval, specifying the actions to be taken by Tenant to perform the Clean-up so that the Premises are restored to the conditions required by this Lease. Upon Landlord’s approval of the Clean-up plan, Tenant shall, at Tenant’s sole cost and expense, without limitation on any rights and remedies of Landlord under this Lease, immediately implement such plan with a consultant reasonably acceptable to Landlord and proceed to Clean-Up Hazardous Materials in accordance with all applicable laws. If, within thirty (30) days after receiving a copy of such Environmental Report, Tenant fails either # to complete such Clean-up, or # with respect to any Clean-up that cannot be completed within such thirty-day period, fails to proceed with diligence to prepare the Clean-up plan and complete the Clean-up as promptly as practicable, then Landlord shall have the right, but not the obligation, and without waiving any other rights under this Lease, to carry out any Clean-up recommended by the Environmental Report or required by any governmental authority having jurisdiction over the Premises, and recover all of the costs and expenses thereof from Tenant as Additional Rent, payable within ten (10) days after receipt of written demand therefor.

Environmental Reports; Clean-Up. If any written report, including any report containing results of any Environmental Assessment (an “ XE "Environmental Report" Environmental Report”) shall indicate # the presence of any Hazardous Materials as to which Tenant has a removal or remediation obligation

First Amendment to Second Amended and Restated Operating Agreement, dated as of March , 2014, of 2012 V PPA Holdco, LLC by and between Firstar and Clean Technologies;

Timely Notice. In order to receive termination compensation and the health insurance benefit set forth in numbered paragraph 1, the Employee agrees to notify ​ in writing within 45 days of the "Good Reason" event that entitles the Employee to termination compensation. Failure to provide such written notice shall be deemed a full waiver of all termination compensation. It is specifically understood and agreed that this 45-day notice is a material condition precedent to the Employer's obligation to pay these benefits. Employee fully understands the need for timely notice and agrees that termination compensation and health insurance will not be paid if notice is not given within 45 days of the "Good Reason" event.

No Rent Abatement. Tenant shall continue to pay all Rent due or accruing under this Lease during any Clean-up, and shall not be entitled to any reduction, offset or deferral of any Base Rent or Additional Rent due or accruing under this Lease during any such Clean-up.

Signs, Response Plans, Etc. Tenant shall be responsible for posting on the Premises any signs required under applicable Environmental Laws in connection with any required Clean-up necessitated by Tenant's use of the Premises. Tenant shall also complete and file any business response plans or inventories required by any Applicable Laws in connection with any required Clean-up, necessitated by Tenant's use of the Premises. Tenant shall concurrently file a copy of any such business response plan or inventory with Landlord in connection with any required Clean-up, necessitated by Tenant's use of the Premises.

‘‘Lock-Up” Agreement. Unless the Board specifies otherwise, each Restricted Stock Agreement and Option Agreement shall provide that upon the request of the Company or the managing underwriter(s) of any offering of securities of the Company that is the subject of a registration statement filed under the United States Securities Act of 1933, as amended from time to time (the “Act”), the holder of any Option or the purchaser of any Restricted Stock shall, in connection therewith, agree in writing (in such form as the Company or such managing underwriter(s) shall request) to the general effect that for a period of time (not to exceed 180 days, plus such additional number of days (not to exceed 35) as may reasonably be requested to enable the underwriter(s) of such offering to comply with Rule 271l(f) of the Financial Industry Regulatory Authority or any amendment or successor thereto) from the effective date of the registration statement under the Act for such offering, the holder or purchaser will not sell, make any short sale of, loan, grant any option for the purchase of, or otherwise dispose of any shares of the common stock of the Company owned or controlled by him or her.

Lock-Up Agreement. The Holder agrees that upon the request of the Company or the managing underwriter(s) of any offering of securities of the Company that is the subject of a registration statement filed under the Act, for a period of time (not to exceed 180 days, plus such additional number of days (not to exceed 35) as may reasonably be requested to enable the underwriter(s) of such offering to comply with Rule 2711(f) of the Financial Industry Regulatory Authority or any amendment or successor thereto)

Lock-Up Period. In connection with the initial public offering of the Company’s securities and upon request of the Company or the underwriters managing any underwritten offering of the Company’s securities, Participant hereby agrees not to sell, make any short sale of, loan, grant any Restricted Stock Units for the purchase of, or otherwise dispose of any securities of the Company, however and whenever acquired, (other than those included in the registration) without the prior written consent of the Company or such underwriters, as the case may be, for such period of time (not to exceed 180 days but subject to such extension or extensions as may be required by the underwriters in order to publish research reports while complying with Rule 2711 of the National Association of Securities Dealers, Inc.) from the effective date of such registration as may be requested by the Company or such managing underwriters and to execute an agreement reflecting the foregoing as may be requested by the underwriters at the time of the initial public offering.

Lock-up Agreement. The Participant agrees that in the event that ​ effects an initial underwritten public offering of Common Stock registered under the Securities Act, the Option Shares may not be sold, offered for sale or otherwise disposed of, directly or indirectly, without the prior written consent of the managing underwriter(s) of the offering, for such period of time after the execution of an underwriting agreement in connection with such offering that all of ​’s then directors and executive officers agree to be similarly bound.

Lock-Up Period. Optionee hereby agrees that Optionee shall not offer, pledge, sell, contract to sell, sell any option or contract to purchase, purchase any option or contract to sell, grant any option, right or warrant to purchase, lend, or otherwise transfer or dispose of, directly or indirectly, any Common Stock (or other securities) of the Company or enter into any swap, hedging or other arrangement that transfers to another, in whole or in part, any of the economic consequences of ownership of any Common Stock (or other securities) of the Company held by Optionee (other than those included in the registration) for a period specified by the representative of the underwriters of Common Stock (or other securities) of the Company (not to exceed one hundred eighty (180) days plus up to an additional thirty-four (34) days if requested by the Company or an underwriter to accommodate regulatory restrictions on # the publication or other distribution of research reports and # analyst recommendations and opinions, including, but not limited to, the restrictions contained in FINRA Rule 2711(f)(4) or NYSE Rule 472(f)(4), or any successor provisions or amendments thereto) following the effective date of any registration statement of the Company filed under the Securities Act.

Compensation for Buy-In on Failure to Timely Deliver Shares Upon Conversion. In addition to any other rights available to a Holder, if the Corporation fails to cause its transfer agent to transmit to the Holder or its nominee the shares of Common Stock issuable upon a conversion of Series D Preferred Stock in accordance with the provisions of [Section 5.3.1] on or prior to the applicable Share Delivery Date, and if after such date the Holder is required by its broker to purchase (in an open market transaction or otherwise) or the Holder’s brokerage firm otherwise purchases, shares of Common Stock to deliver in satisfaction of a sale by the Holder of the shares of Common Stock which the Holder anticipated receiving upon such conversion (a “Buy-In”), then the Corporation shall # pay in cash to the Holder the amount, if any, by which # the Holder’s total purchase price (including brokerage commissions, if any) for the shares of Common Stock so purchased exceeds # the amount obtained by multiplying # the number of shares of Common Stock that the Corporation was required to deliver to the Holder in connection with the conversion at issue times # the price at which the sell order giving rise to such purchase obligation was executed, and # at the option of the Holder, either reinstate the number of shares of Series D Preferred Stock for which such conversion was not honored (in which case such conversion shall be deemed rescinded) or deliver to the Holder the number of shares of Common Stock that would have been issued had the Corporation timely complied with its conversion and delivery obligations hereunder. The Holder shall provide the Corporation written notice indicating the amounts payable to the Holder in respect of the Buy-In and, upon request of the Corporation, evidence of the amount of such loss. Nothing herein shall limit a Holder’s right to pursue any other remedies available to it hereunder under any other Section hereof or under applicable law with respect to the Corporation’s failure to timely deliver shares of Common Stock upon conversion of the Series D Preferred Stock as required pursuant to the terms hereof; provided, however, that any amount payable by the Corporation to a Holder pursuant to this [Section 5.3.3] shall be reduced by any amount paid by the Corporation to that Holder as liquidated damages pursuant to [Section 5.3.1] hereof.

Compensation for Buy-In on Failure to Timely Deliver Shares Upon Conversion. In addition to any other rights available to a Holder, if the Corporation fails to cause its transfer agent to transmit to the Holder or its nominee the shares of Common Stock issuable upon a conversion of Series E Preferred Stock in accordance with the provisions of [Section 5.3.1] on or prior to the applicable Share Delivery Date, and if after such date the Holder is required by its broker to purchase (in an open market transaction or otherwise) or the Holder’s brokerage firm otherwise purchases, shares of Common Stock to deliver in satisfaction of a sale by the Holder of the shares of Common Stock which the Holder anticipated receiving upon such conversion (a “Buy-In”), then the Corporation shall # pay in cash to the Holder the amount, if any, by which # the Holder’s total purchase price (including brokerage commissions, if any) for the shares of Common Stock so purchased exceeds # the amount obtained by multiplying # the number of shares of Common Stock that the Corporation was required to deliver to the Holder in connection with the conversion at issue times # the price at which the sell order giving rise to such purchase obligation was executed, and # at the option of the Holder, either reinstate the number of shares of Series E Preferred Stock for which such conversion was not honored (in which case such conversion shall be deemed rescinded) or deliver to the Holder the number of shares of Common Stock that would have been issued had the Corporation timely complied with its conversion and delivery obligations hereunder. The Holder shall provide the Corporation written notice indicating the amounts payable to the Holder in respect of the Buy-In and, upon request of the Corporation, evidence of the amount of such loss. Nothing herein shall limit a Holder’s right to pursue any other remedies available to it hereunder under any other Section hereof or under applicable law with respect to the Corporation’s failure to timely deliver shares of Common Stock upon conversion of the Series E Preferred Stock as required pursuant to the terms hereof; provided, however, that any amount payable by the Corporation to a Holder pursuant to this [Section 5.3.3] shall be reduced by any amount paid by the Corporation to that Holder as liquidated damages pursuant to [Section 5.3.1] hereof.

Compensation for Buy-In on Failure to Timely Deliver Certificates Upon Exercise. In addition to any other rights available to the New Purchaser, if the Company fails to cause the Transfer Agent to transmit to the New Purchaser a certificate or the certificates representing the Warrant Shares pursuant to an exercise on or before the Warrant Share Delivery Date, and if after such date the New Purchaser is required by its broker to purchase (in an open market transaction or otherwise) or the New Purchaser’s brokerage firm otherwise purchases, shares of Common Stock to deliver in satisfaction of a sale by the New Purchaser of the Warrant Shares which the New Purchaser anticipated receiving upon such exercise (a “Buy-In”), then the Company shall # pay in cash to the New Purchaser the amount, if any, by which # the New Purchaser’s total purchase price (including brokerage commissions, if any) for the shares of Common Stock so purchased exceeds # the amount obtained by multiplying # the number of Warrant Shares that the Company was required to deliver to the New Purchaser in connection with the exercise at issue times # the price at which the sell order giving rise to such purchase obligation was executed, and # at the option of the New Purchaser, either reinstate the portion of the Warrant and equivalent number of Warrant Shares for which such exercise was not honored (in which case such exercise shall be deemed rescinded) or deliver to the New Purchaser the number of shares of Common Stock that would have been issued had the Company timely complied with its exercise and delivery obligations hereunder. For example, if the New Purchaser purchases Common Stock having a total purchase price of ​ to cover a Buy-In with respect to an attempted exercise of shares of Common Stock with an aggregate sale price giving rise to such purchase obligation of ​, under [clause (A)] of the immediately preceding sentence the Company shall be required to pay the New Purchaser ​. The New Purchaser shall provide the Company written notice indicating the amounts payable to the New Purchaser in respect of the Buy-In and, upon request of the Company, evidence of the amount of such loss. Nothing herein shall limit a New Purchaser’s right to pursue any other remedies available to it hereunder, at law or in equity including, without limitation, a decree of specific performance and/or injunctive relief with respect to the Company’s failure to timely deliver certificates representing shares of Common Stock upon exercise of the Warrant as required pursuant to the terms hereof.

pay for up to 12 months of COBRA premium payments made directly to the insurer/COBRA administrator on your behalf, provided you timely enroll for COBRA benefits, and pay for up to 12 months of long-term executive-level disability premium payments.

Contractors are not permitted to use the restrooms for clean-up. Anyone found using the restroom for cleanup or other similar purposes will be subject to removal from the Project. If a contractor utilizes the janitorial room, it must be kept clean at all times. The janitorial room is the only authorized cleanup area within the Premises. No chemical, paint, drywall compound, or materials of any kind are to be washed down, dumped or disposed of in the janitorial sink or any other plumbing or drain system on the Premises, or within or around the Project.