Exhibit 10.1

June 18, 2020

Karen Brennan

[INTENTIONALLY OMITTED]

[INTENTIONALLY OMITTED]

[INTENTIONALLY OMITTED]

Dear Karen,

We are excited to offer you the position of Chief Financial Officer with Jones Lang LaSalle, Inc. (“JLL”) beginning on or about July 15, 2020. (“Hire Date”) In this role you will report to the Chief Executive Officer, Christian Ulbrich, and be a member of the Global Executive Board (GEB).

We have enjoyed discussions with you and believe you will make substantial contributions to JLL’s continued success. We are excited for you to be a part of the GEB and look forward to your collaboration to drive exceptional value for JLL and its shareholders.

Annual Base Salary

Effective on your Hire Date, your 2020 annualized base salary will be $500,000, paid every other Friday in arrears less applicable payroll deductions. Effective January 1, 2021, your base salary will be subject to review by JLL’s Compensation Committee in accordance with the procedures followed for all GEB members. We do not guarantee any base salary increases.

Annual Target Bonus

You will be rewarded according to the GEB Annual Incentive Plan (GEB AIP) program. Your 2020 annualized target bonus for this role is $900,000. Bonus payout levels vary from year to year. Your actual bonus will be based on (i) your performance against the specific individual goals you will develop with your manager and (ii) JLL’s overall performance. Upon consideration of these factors and others, you may receive more than, less than, or none of your target bonus amount. Bonuses are considered annually and are typically paid in March of the following year.

Actual bonus payments are discretionary, and to receive a bonus, you must be employed with us on the date we pay it. If you leave JLL for any reason before the payment date, you will not receive a bonus payout, pro rata or otherwise. Your GEB AIP payout will be pro-rated at 50% for 2020 ($450,000 target), and your LaSalle discretionary target bonus will be guaranteed at a minimum of $300,000 for 2020, subject to all other terms and conditions of eligibility.

Long-Term Incentive Plan

You will also be rewarded according to the GEB Long-Term Incentive Plan (GEB LTIP). Your 2020 target in the GEB LTIP is $1,350,000 and will be delivered in Performance Stock Units (“PSUs”) on July 15, 2020. Your 2020 GEB LTIP will be pro-rated at 50% ($675,000 target). PSU awards are subject to the terms of the individual Grant Agreement and the terms of the JLL 2019 Stock Award Incentive Plan. PSU’s cliff vest based on performance against specified metrics three (3) years from the award vesting date as provided in the Grant Agreement. Your actual award will be based on JLL’s firm-wide performance and collective performance against Beyond Goals. A consideration of these factors may result in you receiving more

than, less than or none of the target PSU value. JLL reserves the right to alter the GEB LTIP from time to time in its sole discretion, which may include target award changes and equity vehicles.

In addition, for calendar year 2020, you will continue to be eligible for the LaSalle Long-Term Incentive Compensation Program (LaSalle LTIP), and you will be awarded 50% of your annual 10 point target for a target of five (5) points in the LaSalle LTIP, subject to all other terms and conditions of eligibility.

One-time Stock Grant

You will be given a one-time grant of Restricted Stock Units (RSUs) in the amount of $350,000 on July 15, 2020. The number of shares will be determined based on the trailing 20-day average closing price of JLL stock, starting on the sixth (6th) trading day prior to the grant date and working backward 20 consecutive trading days. The shares will cliff vest on the third (3^rd) anniversary of the grant date in 2023.

Share Ownership Requirement

Global Executive Board members are required to maintain JLL share ownership of four (4) times base salary. You need to retain 100% of post-tax shares until compliance with these guidelines is achieved. Unvested RSUs count toward the requirement, while unvested PSUs do not. After meeting the ownership requirement, you will need to retain 50% of released shares (post tax) for an additional two (2) years. Requirements are subject to change based on the normal review process with the Compensation Committee.

Directors and Officers Insurance and By-Law Indemnification

You will be entitled to coverage under the commercial insurance policies that the Company maintains from time to time with respect to liability for the actions of our Directors and Officers acting in such capacities. In addition, you will be entitled to the indemnification provided under the Company’s By-Laws in effect on the date of this letter, a copy of which has been provided to you. During your employment and following any termination of employment, such coverage and indemnification will be at least as favorable to you as that provided to any other new or continuing Company executives.

Benefits

The personal ambitions of our employees are as important to us as achieving our business goals. We demonstrate our commitment to our people through flexible work arrangements and a comprehensive benefits program. You may elect to participate in our benefits program, which includes medical, dental, life, disability insurance, and a 401(k) savings and retirement plan. Details of these benefits are included in the firm’s policies and benefits summaries and plan descriptions.

In addition, we provide options for wealth creation and life management, including 10 paid holidays and flexible time off as needed and approved, subject to our standard policy for Global Executive Board members.

Relocation & Tax Support

The Company will cover the cost of business class flights for you and your family, as well as moving your goods back to Chicago through a third-party vendor of your choice. You will also be reimbursed for up to $500 for any excess baggage fees incurred on the return flight.

We will also provide you with tax advice for the final tax year of your current UK assignment through our global tax advisor and will also prepare your tax returns for the UK and US, as required. The Company will pay the costs of preparing your annual tax returns for the years post-assignment where there are residual tax effects from the assignment.

Expense Reimbursement

You will be authorized to incur reasonable expenses for entertainment, traveling, meals, lodging, and similar items in promoting the Company’s business and for business communication costs, such as cellular phone service, internet service, and a wireless e-mail device and service. The Company will reimburse you for all reasonable expenses so incurred provided that such expenses are incurred and accounted for in accordance with the policies and procedures established by the Company.

Public Disclosures

You understand that the Company will file this letter publicly with the United States Securities and Exchange Commission (SEC) as part of its required disclosures as a public company. This letter may also be disclosed as otherwise required by applicable laws or regulations. You also agree that the Company may make such additional disclosures about you and your compensation from time to time as and to the extent required by applicable laws and regulations and that you will provide the Company with all necessary information upon request. Your position as an officer will also require us to publicly file reports about your interests in JLL common stock with the SEC.

Representations

As a condition of your employment with us, you represent that:

Confidentiality

During your employment with us, you will receive confidential, proprietary or non-public information concerning JLL, its clients and/or employees. This may include pricing, client proposals, compensation structures and performance evaluations, among many other types of information. You agree that:

Reports to Government Entities

As protected by law regarding engaging in concerted activities, you are not prohibited from sharing with others lawfully acquired information about your employment. Nothing in this offer letter prohibits you from participating in an investigation or proceeding with a government agency, or from making other disclosures that are protected under the whistleblower laws or regulations. Nothing in this offer letter prohibits you from providing information to any of these agencies or authorities in response to a legitimate request for information by them. You do not need JLL’s prior authorization before speaking with these agencies and authorities, and you are not required to notify JLL that you have spoken with them. You also may not be held liable under trade secret law for the disclosure of a trade secret that is made in confidence to a government official or to an attorney solely for the purpose of reporting or investigating a suspected violation of law.

Intellectual Property

If you agree to work for us, then by this letter you have agreed to assign to JLL your entire right, title and interest in any invention or idea, patentable or not, that you create or conceive of (i) during your employment by JLL and (ii) which relates in any manner to our actual or anticipated business, research or development, or is suggested by or results from any task we assigned to you or any work you performed or on behalf of JLL.

You agree that you will promptly disclose to JLL Legal Services any invention or idea contemplated above, and upon request, you will execute a specific assignment of title to JLL, and do anything else reasonably necessary to enable JLL at its expense to secure a patent therefore in the United States and in foreign countries.

At Will Employment

Your employment will not be for a fixed period of time, and it will be “at will.” This means that you or JLL may terminate your employment, or JLL may change the terms and conditions of your employment, at any time, with or without notice or cause.

You will be entitled to the GEB severance benefits that apply to other GEB members. A copy of the current Plan can be provided to you.

Code of Business Ethics; Company Policies

We strongly believe that compliance by its employees with all applicable laws and ethical business practices is critical to our continued success. Accordingly, we will ask you to become familiar with our Code of Business Ethics and to certify that you will always act in accordance with its provisions. Your compliance with the Code is a condition of your continued employment. If you work for us, you also agree to become familiar and comply with our personnel policies, including, our drug and alcohol, anti-harassment and information security policies. This information is included in the new hire packet and is always available on our intranet.

Non-Solicitation

As consideration for your employment with us, you agree that while you work for us and for a period of twelve (12) months after your employment with us terminates for any reason, you will not, either directly or indirectly, or on behalf of anyone else:

After termination of employment with us, you may, however, pursue transactions or assignments that are not pending with us at the time your employment terminates. You agree that the above restrictions are fair and reasonable and are reasonably required for the protection of JLL.

We aim to help you achieve your ambitions and look forward to you continuing to benefit from our collaborative culture and industry expertise in this new role, which we expect will be mutually satisfying and rewarding. We believe you will continue to make substantial contributions to our continued success and are confident that our shareholders, clients and employees will benefit from your leadership.

By e-signing this offer letter you signify accepting the offer. We look forward to a mutually satisfying and rewarding future.

Exhibit 99.1

News Release

JLL Names Karen Brennan CFO

LaSalle veteran brings global financial and real estate expertise to position JLL for future growth

CHICAGO, June 22, 2020 – Jones Lang LaSalle Incorporated (NYSE:JLL) announced today the appointment of Karen Brennan as Chief Financial Officer effective July 15. Brennan, currently the Chief Executive Officer of LaSalle’s operations in Europe, will report to CEO Christian Ulbrich and will join JLL’s Global Executive Board. She succeeds Stephanie Plaines, who has decided to leave JLL for personal reasons after a transition period.

During her more than 20 years with LaSalle, Brennan developed extensive experience across the global commercial real estate sector while based in Chicago and Baltimore in the United States, Singapore, Hong Kong and London. As CEO for LaSalle Europe, she had overall responsibility for business strategy across six offices managing approximately $22 billion in assets under management.

		Prior to that, she oversaw $9.5 billion of assets under management as the Head of Americas Custom Accounts. While in Singapore and Hong Kong, she served as Portfolio Manager, ex-Japan for two opportunity funds and developed strategic investment initiatives following the Global Financial Crisis. In these and her prior roles, she developed expertise across wide-ranging aspects of finance including forecasting, asset management, underwriting, credit facility negotiations and asset restructuring. She also served on LaSalle’s Global Management Committee, chaired its European Management Board, and was a member of the Americas Investment Committee and Private Equity Board.

“Karen has excelled across a variety of roles in her two decades with JLL, and I am confident that her diverse global experience and understanding of our business will be invaluable as we navigate the current economic environment and position JLL for future growth,” commented Ulbrich. “I would like to also thank Stephanie for her leadership as CFO, particularly the integration of HFF, the largest acquisition in our history, through the recent financial impacts of the COVID-19 pandemic and for ensuring a smooth transition.”

Brennan earned a Master’s in Business Administration from the University of Chicago and a Bachelor’s in Business Administration from Loyola University in Maryland.

Brennan commented, “I look forward to leading the talented group of people in our Finance team and to partnering with colleagues around the world. JLL’s growth momentum and innovation in global real estate provide a strong platform to deliver on behalf of our clients, and I am excited to be part of this team.”

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About JLL

JLL (NYSE: JLL) is a leading professional services firm that specializes in real estate and investment management. JLL shapes the future of real estate for a better world by using the most advanced technology to create rewarding opportunities, amazing spaces and sustainable real estate solutions for

our clients, our people and our communities. JLL is a Fortune 500 company with annual revenue of $18.0 billion, operations in over 80 countries and a global workforce of more than 94,000 as of March 31, 2020. JLL is the brand name, and a registered trademark, of Jones Lang LaSalle Incorporated. For further information, visit ir.jll.com.

Connect with us

Contact: Gayle Kantro

Phone: +1 312 450 5948

Email: gayle.kantro@am.jll.com