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Nonprofit · EIN 84-3029872

BASECAMP305 INC

Tax-exempt · MIAMI BEACH, FL 33119

Financials

$149K$2.4M2023$970K$3M2024
Revenue Expenses · by fiscal year end
Financials of BASECAMP305 INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$969,978$3,034,225-$2,064,247$8,923,297$63,228$8,860,069
June 30, 2024990$148,610$2,415,307-$2,266,697$11,078,202$7,819$11,070,383
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$0
Program service revenue
$711,727
Investment income
$258,251
Net gain from sales of assets
$170,045
Other revenue
$0

Expenses

Grants and similar amounts paid
$12,000
Other salaries and wages
$906,553
Salaries, compensation and benefits (total)
$1,147,859
Professional fundraising fees
$0
Legal fees
$9,855
Accounting fees
$12,000
Occupancy
$1,044,568
Travel
$2,767
Program services (functional)
$2,676,066
Management and general (functional)
$358,159

Balance sheet and other

Total assets, start of year
$11,078,202
Total assets, end of year
$8,923,297
Total liabilities, end of year
$63,228
Net assets, end of year
$8,860,069
Land, buildings and equipment
$7,668,208
Publicly traded securities
$1,226,884
Gross receipts
$1,424,474
Employees
21
Volunteers
3
Year formed
2019
State of legal domicile
FL

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended June 30, 2025, highest compensation first.

NameTitleHours / weekCompensationOther / benefits
MICHELLE ARISSOSENIOR TEACHER/CURRICULUM ADVISOR
Highest-paid employee
40$110,822$3,563
JOHN MARSHALLDIRECTOR, PRES, SEC, TREAS
Trustee or director, Officer
10$0$0
DIANA DELLARATTADIRECTOR
Trustee or director
1$0$0
JEFFRY BAUMDIRECTOR, VICE PRESIDENT
Trustee or director, Officer
1$0$0
990 for the year ended June 30, 2024: 3 people
NameTitleHours / weekCompensation
JOHN MARSHALLDIRECTOR, PRES, SEC, TREAS
Trustee or director, Officer
10$0
DIANA DELLARATTADIRECTOR
Trustee or director
1$0
JEFFRY BAUMDIRECTOR, VICE PRESIDENT
Trustee or director, Officer
1$0

Address and contacts

Address (IRS master file)
PO BOX 191038, MIAMI BEACH, FL 33119-1038
In care of
% JOHN MARSHALL
Principal officer (990 for 2024)
JOHN MARSHALL, PO BOX 191038, MIAMI BEACH, FL 33119
Signed the 990
JOHN MARSHALL, DIRECTOR
Phone
(305) 448-3900
Return prepared by
GRANT THORNTON ADVISORS LLC

Mission

THE MISSION OF BASECAMP305 IS TO PROVIDE AN EXCEPTIONAL EDUCATIONAL EXPERIENCE TO FOSTER CURIOSITY, EXPLORATION, INNOVATION, COMMUNICATION AND EXECUTION THROUGH UNIQUE PROJECT-BASED LEARNING EXPERIENCES.

990 for the year ended June 30, 2025

Program accomplishments

  • SEE SCHEDULE OBASECAMP305 SERVES QUALIFIED STUDENTS BY CREATING A WORLD-CLASS CURRICULUM HEAVILY FOCUSED ON SCIENCE, TECHNOLOGY, MATH, AND SOCIAL RESPONSILBILITY. PROBLEM SOLVING, CRITICAL THINKING, TEAMWORK, COMMUNICATION AND ETHICS ARE CORE ELEMENTS OF DAILY PROJECTS.BASECAMP305 EMPHASIZES SCIENCE, TECHNOLOGY, ENGINEERING, THE ARTS AND MATHEMATICS ("STEAM"). THE STEAM CURRICULUM IS FOCUSED ON DEVELOPING ORGANIZED AND ANALYTICAL THINKING, AS WELL AS PROBLEM-SOLVING SKILLS. BASECAMP305 EMPHASIZES A HANDS-ON APPROACH TO LEARNING THAT FOCUSES ON THE PROCESSES AND TECHNIQUES OF DISCOVERY. THE CURRICULUM IS DESIGNED TO OFFER STUDENTS A FOUNDATION IN THE SCIENTIFIC AND DESIGN PROCESSES. CLASSES ARE CONDUCTED BY HIGHLY QUALIFIED AND EXPERIENCED EDUCATORS. BASECAMP305 IS A PRIMARY SCHOOL DEDICATED TO THE CURIOSITY AND LEARNING OF HIGHLY-GIFTED STUDENTS IN MIAMI BEACH, FLORIDA. CLASS SIZES ARE SMALL DURING BASECAMP305'S INITIAL YEARS WITH A LOW STUDENT TO TEACHER RATIO. THE MAJORITY OF THE STUDENT BASE IS FULL TIME RESIDENTS OF MIAMI BEACH, FLORIDA. PREFERENCE WILL BE GIVEN TO CHILDREN RESIDING SOUTH OF 30TH STREET IN MIAMI BEACH, FLORIDA, AS WELL AS TO CHILDREN OF FAMILIES THAT HAVE A PAST, CURRENT OR FUTURE ASSOCIATION TO AIRWATCH OR ONETRUST. IN ITS SIXTH YEAR, BASECAMP305 EDUCATED PRE-K TO FOURTH GRADE STUDENTS, SERVING 23 LOCAL CHILDREN PLUS TWO VISITING CHILDREN. THE SCHOOL MAINTAINS SMALL, MIXED-AGE CLASSES AND EXPANDED TO INCLUDE AFTER-SCHOOL ENRICHMENT ACTIVITIES IN ART, MUSIC, ROBOTICS, AND COOKING. STUDENTS SUPPORTED LOCAL CHARITIES WITH FUNDRAISING THROUGH PHYSICAL EDUCATION ACHIEVEMENTS. RECENT UPGRADES INCLUDE SIX 3D PRINTERS, NEW ROBOTS, AND AI SOFTWARE. NOTABLY, STUDENTS PLACED FOURTH NATIONALLY IN A STEM ROBOTICS COMPETITION WITH OVER 500 TEAMS. IN 2025-2026, THE SCHOOL WILL ADD A SECOND CAMPUS FOR UPPER ELEMENTARY (GRADES 3-5), STARTING WITH 5-6 STUDENTS PER GRADE AND GROWING UP TO 10-12. LOWER ELEMENTARY WILL CONTINUE TO SERVE PRE-K TO 2ND GRADE WITH 6-8 STUDENTS PER GRADE.
    Expenses $2,676,066 · grants $12,000 · revenue $711,727

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990 on file
2023June 30, 2024November 15, 2024990 on file

IRS record

EIN
84-3029872
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
School
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2020
Accounting year ends
June
Files
Form 990 or 990-EZ
Category (NTEE)
Education (B24)
Assets (IRS master file)
$8,923,297
Income (IRS master file)
$1,424,474

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$969,978$3,034,225$8,923,297IRS
990June 2024$148,610$2,415,307$11,078,202XML
990June 2023$124,143$1,924,759$13,155,291IRS
990June 2022–––IRS
990June 2021–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 84-3029872).

Questions about BASECAMP305 INC

What is the EIN of BASECAMP305 INC?
The employer identification number (EIN) of BASECAMP305 INC is 84-3029872.
Is BASECAMP305 INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2020.
Are donations to BASECAMP305 INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does BASECAMP305 INC file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of BASECAMP305 INC due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did BASECAMP305 INC last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended June 2025.
Who is the principal officer of BASECAMP305 INC?
The 990 for the year ended June 30, 2025 names JOHN MARSHALL.
Who are the officers and directors of BASECAMP305 INC?
The 990 for the year ended June 30, 2025 lists 4 people; 1 received compensation from the organization, the highest $110,822 (MICHELLE ARISSO, SENIOR TEACHER/CURRICULUM ADVISOR).
How much revenue does BASECAMP305 INC have?
On its 990 for the year ended June 30, 2025 it reported revenue of $969,978, expenses of $3,034,225 and total assets of $8,923,297 at year end.

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