What does Greenhill School do?

The organization serves as a business advocacy and membership organization, representing member interests in policy development, providing networking opportunities, and supporting regional economic development initiatives through strategic partnerships and programming.

Who can become a member?

Membership is available to businesses, nonprofit organizations, and professionals operating in TX. Member benefits include networking opportunities, advocacy representation, professional development resources, and participation in regional economic development initiatives.

How is the organization funded?

Funding comes primarily from membership dues, corporate sponsorships, program fees, and grants. Financial support enables the organization to provide member services, conduct advocacy work, and implement programs serving the regional business community.

How can I get involved?

Individuals and organizations can participate through membership, committee service, event attendance, and program sponsorship. The organization welcomes engagement from business leaders interested in supporting regional economic development and business advocacy priorities.

Greenhill School

Addison, TX · Founded 1953

Supporting business and community development in TX

Primary audience

Business Members

Work area

Regional Advocacy

Topic

Economic Development

Contact

Kendra Grace

Website Contact

About Organization

Greenhill School serves the business community in Addison, TX through advocacy and leadership development. The organization manages $75.1M in annual revenue, $243.7M in assets. Recent financial data shows organizational stability over the past three years.

What They Focus On

Community Leadership

Develops business leadership capacity and facilitates collaboration on community priorities and regional challenges

Member Services

Provides networking opportunities, professional development resources, and support services for member organizations

Economic Growth

Promotes regional economic development through strategic partnerships and support for business expansion initiatives

Financial Information

Form 990 data showing organizational financial health and growth.

Revenue (2023)

$75.1M

+0% vs 2023

Assets (2023)

$243.7M

+0% vs 2023

Year	Revenue	Expenses	Assets	Employees
2023	—	—	—	—
2023	$75,108,363	$60,081,646	$243,711,751	522
2022	—	—	—	—
2022	$64,342,136	$54,798,078	$216,209,629	525
2021	—	—	—	—
2021	$65,519,021	$51,052,821	$196,106,568	503
2020	—	—	—	—
2020	$56,089,910	$47,832,107	$182,905,371	437
2019	$53,613,950	$47,536,474	$147,490,301	559
2018	$49,083,647	$47,041,867	$145,333,297	614

Source: IRS Form 990 filings. All figures in USD.

01

Member Engagement

Identifies priority issues through stakeholder consultation and analysis of business community needs
02

Strategic Planning

Develops targeted initiatives based on member input and regional economic development priorities
03

Program Implementation

Executes programs through partnerships with member organizations and community stakeholders
04

Impact Assessment

Evaluates outcomes through member feedback and tracks progress toward organizational objectives

Programs and Initiatives

Services and programs offered by Greenhill School

EDUCATIONAL

Facilitates collaboration and development in educational through targeted programming and partnerships

CHARITABLE DONATION

Facilitates collaboration and development in charitable donation through targeted programming and partnerships

For grant recipients exempt purposes

Coordinates for grant recipients exempt purposes efforts through strategic planning and implementation support

Team & Leadership

Meet the people behind Greenhill School.

Contact the team Contact

Kendra Grace

CFO/COO/Assistant Head Of

Full-time

Compensation: $378,304

Aaron White

Chief Advancement Officer

Full-time

Compensation: $192,133

Kendra Grace

Associate Hos, CFO/COO

Lee Hark

Head Of School, Ex-Officio

Full-time

Compensation: $653,556

Michael Simpson

Head Of Lower School

Full-time

Compensation: $247,565

Trevor Worcester

Head Of Upper School

Full-time

Compensation: $197,887

Susan T Palmer

Head Of Middle School

Full-time

Compensation: $196,514

Maryanna Phipps

Dir. Of Admission & Enrollment Mgmt

Full-time

Compensation: $187,592

Milestones

2025

Program Enhancement

2025

Launched enhanced member services and expanded advocacy initiatives for business community

2026

Continued Impact

2026

Maintains active programming serving member organizations and regional economic development priorities

Associated People

Board members, advisors, and key contributors

Board of Directors

Adriana Perales Trustee 1.00 hrs/week

Artie Starrs Trustee 1.00 hrs/week

Augusto Sasso Trustee 1.00 hrs/week

Bing Xie Trustee 1.00 hrs/week

Boaz Sidikaro Trustee 1.00 hrs/week

Cate Khan Trustee 1.00 hrs/week

Cheryl Alston Trustee 1.00 hrs/week

Chris I Clark Trustee 1.00 hrs/week

Daniel T Phillips Trustee 1.00 hrs/week

David Muller Trustee 1.00 hrs/week

David Podolsky Trustee 1.00 hrs/week

Debby Ackerman Trustee 1.00 hrs/week

Doug MacMahon Trustee 1.00 hrs/week

E Pierce Marshall Jr Trustee 1.00 hrs/week

Grace Smith Assistant Chair/Secretary 5.00 hrs/week

Hardeep Sehgal Trustee 1.00 hrs/week

Holland P Gary Trustee 1.00 hrs/week

Ian Edmonds Trustee 1.00 hrs/week

Jennifer Stinchcomb Trustee 1.00 hrs/week

Joe Chu Trustee 1.00 hrs/week

Kamini Mamdani Trustee 1.00 hrs/week

Karen Johnson Trustee 1.00 hrs/week

Karlyn Herlitz Trustee 1.00 hrs/week

Kenji Hashimoto Treasurer 5.00 hrs/week

Laura Ley Staub Trustee 1.00 hrs/week

Lenore Diamond Trustee 1.00 hrs/week

Lester Levy Jr Trustee 1.00 hrs/week

Linda Wimberly Trustee 1.00 hrs/week

Lori Whitten Trustee 1.00 hrs/week

Louis Gennarelli Trustee 1.00 hrs/week

Marlo Melucci Trustee 1.00 hrs/week

Michael Waldman Trustee 1.00 hrs/week

Michelle Frymire Trustee 1.00 hrs/week

Molly Fulton Seeligson Trustee 1.00 hrs/week

Nauman A Khan Trustee 1.00 hrs/week

Rachel Ladin Trustee 1.00 hrs/week

Rajesh Swaminathan Trustee 1.00 hrs/week

Roy Kim Board Chair 10.00 hrs/week

Rusty Jaggers Trustee 1.00 hrs/week

Vaughn O Vennerberg II Trustee 1.00 hrs/week

Lee J. Hark Board Member

Jon Bader Board Member

Jennifer Falk Board Member

Tom Fenton Campaign Steering Committee Chair

Lauren Harris PA President

Darlise Harrison Board Member

Nida Kia Board Member

Kathleen Kirby Board Member

Todd Lemkin Board Member

Veronica Schnitzius Board Member

H. Ronald Nash Trustee since 1987

Information compiled from IRS Form 990 and organizational materials.

Executive Compensation

Top compensated officers & key employees from IRS Form 990

Total Reported (2023)

$2.4M

Highest Paid

$813K

Lee Hark

Compensated Officers

Name	Title	Base	Other	Total	Hrs/Wk
Lee Hark	Head Of School, Ex-Officio	$653,556	$159,927	$813,483	60
Kendra Grace	CFO/COO/Assistant Head Of	$378,304	$53,845	$432,149	50
Michael Simpson	Head Of Lower School	$247,565	$58,017	$305,582	50
Trevor Worcester	Head Of Upper School	$197,887	$28,527	$226,414	50
Aaron White	Chief Advancement Officer	$192,133	$31,634	$223,767	50
Susan T Palmer	Head Of Middle School	$196,514	$23,054	$219,568	50
Maryanna Phipps	DIR. Of Admission & Enrollment MGMT	$187,592	$10,572	$198,164	50

Name	Title	Base	Other	Total	Hrs/Wk
Lee Hark	Head Of School, Ex-Officio	$591,100	$159,870	$750,970	60
Kendra Grace	CFO/COO/Assistant Head Of School	$316,591	$53,400	$369,991	50
Michael Simpson	Head Of Lower School	$228,562	$23,165	$251,727	50
Susan T Palmer	Head Of Middle School	$190,780	$21,312	$212,092	50
Trevor Worcester	Head Of Upper School	$182,813	$26,045	$208,858	50
Aaron White	Chief Advancement Officer	$181,232	$23,700	$204,932	50
Thomas R Perryman	Associate Head Of School For Mission	$184,478	$19,657	$204,135	50

Name	Title	Base	Other	Total	Hrs/Wk
Lee Hark	Head Of School, Ex-Officio	$842,268	$148,182	$990,450	60
Scott Griggs	Former Hos/Consultant	$372,600	—	$372,600	60
Kendra Grace	CFO/COO/Assistant Head Of School	$306,473	$37,588	$344,061	50
Michael Simpson	Head Of Lower School	$222,370	$60,349	$282,719	50
Trevor Worcester	Head Of Upper School	$182,356	$34,488	$216,844	50
Susan T Palmer	Head Of Middle School	$182,640	$21,324	$203,964	50
Susan Holmes	Chief Advancement Officer	$181,511	$8,699	$190,210	50

Name	Title	Base	Other	Total	Hrs/Wk
Lee Hark	Head Of School, Ex-Officio	$525,977	$140,827	$666,804	60
Kendra Grace	CFO/COO/Assistant Head Of School	$290,499	$34,159	$324,658	50
Michael Simpson	Head Of Lower School	$224,218	$56,479	$280,697	50
Susan Holmes	Chief Advancement Officer	$221,150	$42,686	$263,836	50
Trevor Worcester	Head Of Upper School	$179,599	$30,249	$209,848	50
Susan T Palmer	Head Of Middle School	$175,100	$18,666	$193,766	50
Thomas R Perryman	Associate Head Of School For Mission, Community, A	$169,095	$19,668	$188,763	50
Scott Griggs	Former Hos/Consultant	$149,040	—	$149,040	10

Name	Title	Base	Other	Total	Hrs/Wk
Lee Hark	Head Of School	$520,187	$143,671	$663,858	60
Kendra Grace	CFO/COO	$264,520	$34,491	$299,011	50
Michael Simpson	Head Of Lower School	$220,773	$65,242	$286,015	50
Susan Holmes	Chief Advancement Officer	$216,752	$44,966	$261,718	50
Trevor Worcester	Head Of Upper School	$188,234	$38,798	$227,032	50
Thomas R Perryman	Assistant Head Of School	$164,410	$20,161	$184,571	50
Susan T Palmer	Head Of Middle School	$164,242	$19,547	$183,789	50
Scott Griggs	Consultant	$149,040	—	$149,040	10

Source: IRS Form 990 filings. Compensation includes base and other reported compensation.

Individual Political Donors

People from this organization who contributed to political campaigns

$7K Total Given

Democratic $7,299 (100%)

100 Contributions

$73 Avg Each

Top Individual Donors

14 Individual Donors

Jaye Andrews 4 contributions • $375 avg

$1,500

Gretchen Pollom 13 contributions • $94 avg

$1,225

Lee Hark 3 contributions • $367 avg

$1,100

Joshua Beckman 4 contributions • $250 avg

$1,000

Beth Stromberg 3 contributions • $183 avg

$550

Other Individual Contributors $1,924 combined

Michael Legacy

Dallas, TX

$450 Total

6 Contributions

ACTBLUE SAM EPPLER FOR CONGRESS

Maxey Goold

Carrollton, TX

$394 Total

30 Contributions

HARRIS VICTORY HARRIS FOR PRESIDENT

Jeffrey Funkhouser

Roanoke, TX

$300 Total

12 Contributions

ACTBLUE COLIN ALLRED FOR SENATE

Susan Palmer

Dallas, TX

$265 Total

12 Contributions

COLIN ALLRED FOR SENATE

#10

Thomas Perryman

Dallas, TX

$200 Total

2 Contributions

HARRIS FOR PRESIDENT

#11

Keith Todd

Dallas, TX

$135 Total

3 Contributions

COLIN ALLRED FOR SENATE

#12

Sue Roman

Dallas, TX

$100 Total

1 Contribution

ACTBLUE

#13

Ron Frankland

Garland, TX

$50 Total

1 Contribution

HARRIS FOR PRESIDENT

#14

Jennifer Jarnagin

Garland, TX

$30 Total

6 Contributions

COLIN ALLRED FOR SENATE

Quick Insights

🏆

Most Active Donor Maxey Goold with 30 contributions

💰

Highest Avg per Contribution Jaye Andrews at $375 each

🎯

Top Recipient HARRIS VICTORY — $2,634

Data from Federal Election Commission • Individual contributions only

Partners & Funders

Grant funding relationships from IRS Form 990 filings

$537K Grants Received

8 Organizations

Top Funders

8 total

Fidelity Investments Charitable Gift Fund

$247K

The Dallas Foundation

$118K

Communities Foundation Of Texas Inc.

$51K

American Endowment Foundation

$50K

American Online Giving Foundation Inc.

$46K

Charities Aid Foundation America

$10K

The Ayco Charitable Foundation

$8K

Gs Donor Advised Philanthropy Fund

$6K

Fidelity Investments Charitable Gift Fund The Dallas Foundation Communities Foundation Of Texas Inc. American Endowment Foundation American Online Giving Foundation Inc. Charities Aid Foundation America The Ayco Charitable Foundation Gs Donor Advised Philanthropy Fund

Source: IRS Form 990 Schedule I filings. Amounts may span multiple tax years.

Contact

Get in touch with Greenhill School

Email

[email protected]

Phone

(972) 628-5400

Social

Visit Website

4141 Spring Valley Road Addison, TX 75001

Greenhill School

What They Focus On

Financial Information

How They Work

Member Engagement

Strategic Planning

Program Implementation

Impact Assessment

Programs and Initiatives

EDUCATIONAL

CHARITABLE DONATION

For grant recipients exempt purposes

Team & Leadership

Kendra Grace

Aaron White

Kendra Grace

Lee Hark

Michael Simpson

Trevor Worcester

Susan T Palmer

Maryanna Phipps

Milestones

Program Enhancement

Continued Impact

Associated People

Board of Directors

Executive Compensation

Individual Political Donors

Top Individual Donors

Other Individual Contributors $1,924 combined

Michael Legacy

Maxey Goold

Jeffrey Funkhouser

Susan Palmer

Thomas Perryman

Keith Todd

Sue Roman

Ron Frankland

Jennifer Jarnagin

Quick Insights

Partners & Funders

Top Funders

Contact

Email

Phone

Social