Parkside Inc
Fiscal year ending 2024. Filed on November 17, 2025.
1620 E 12th Street
Tulsa, Oklahoma 74120
Parkside Inc (EIN: 73-1280067) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2024 IRS Form 990 filing, Parkside Inc, a 501(c)(3) charitable organization, reported compensation for 17 out of 529 total employees. Among the employees shown here, the average compensation is $266,331. The highest compensated employee at Parkside Inc is Zachary J Sullivan with fiscal year 2024 compensation of $629,237.
Revenue, expenses, and employee compensation
Revenue
$29,554,948
Expenses
$29,648,252
Employee compensation
$21,209,658
Reported Compensated Employees
Zachary J Sullivan
Chief Medical Officer
$629,237
$606,237 from orgNo related comp$23,000 other
Jim Serratt
Chief Executive Officer
$476,475
$459,076 from orgNo related comp$17,399 other
Kevin McDonald
Medical Director
$423,980
$402,763 from orgNo related comp$21,217 other
Matthew Sharp
Medical Director
$413,652
$413,652 from orgNo related compNo other comp
Dion L Owens
Medical Director
$356,310
$356,310 from orgNo related compNo other comp
John White
Medical Director
$336,674
$306,174 from orgNo related comp$30,500 other
Michelle Sharp
Medical Director
$319,223
$319,223 from orgNo related compNo other comp
Allan Polhill
Chief Financial Officer and Secretary
$184,011
$178,928 from orgNo related comp$5,083 other
Bradley P McDaris Mshca Bsn
Chief Nursing Officer
$174,527
$172,706 from orgNo related comp$1,821 other
Cristi Smith
Chief Financial Officer and Secretary
$155,753
$155,753 from orgNo related compNo other comp
Stephanie McQuarters
Nurse Practitioner
$152,761
$149,666 from orgNo related comp$3,095 other
Deborah Harrington
Nurse Practitioner
$138,882
$138,882 from orgNo related compNo other comp
Mission Statement
To provide outstanding mental health and support services.
Other organizations also named Parkside
Revisions to this organization profile
November 17, 2025:
2024 Parkside Inc 990 filed
November 15, 2024:
2023 Parkside Inc 990 filed
November 15, 2023:
2022 Parkside Inc 990 filed
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