Civic Intelligence

Geophysical Society of Houston

EIN 74-2171855 • 501(c)3 • Houston, TX

Profile

The geophysical society of houston was formed in 1947 to promote the science and profession of geophysics and to foster fellowship and cooperation among all persons interested in geophysics. The gsh forms the heart of a houston-based geophysical community and gives opportunities to interact with colleagues throughout the profession. The gsh encourages and supports scientific, educational, and charitable activities of benefit to geophysics.

1790 W Sam Houston Pkwy NHouston, TX 77043

www.gshtx.org

Siviq Scores

Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.

Liabilities / Assets

39th percentile

0.00x

Higher debt load relative to assets than 39% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Source year 2025

Liabilities / Revenue

41st percentile

0.00x

Higher debt load relative to revenue than 41% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Source year 2025

Net Margin

73rd percentile

20%

Higher net margin than 73% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Source year 2025

Top Officer Pay

55th percentile

$0

Higher top officer pay than 55% of similar nonprofits.

Top officer pay equals 0.0% of source-year revenue.

501(c)3 • $500k-$1M nonprofits • Source year 2025

Asset Growth

73rd percentile

17%

Faster asset growth than 73% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Annualized from 2024 to 2025

Revenue Growth

81st percentile

47%

Faster revenue growth than 81% of similar nonprofits.

501(c)3 • $500k-$1M nonprofits • Annualized from 2024 to 2025

Balance Sheet
Liabilities / Assets39th percentile

Assets

Up

$789,017

Up $113,988 (+17%) from 2024

Liabilities

Down

$1,723

Down $3,947 (-70%) from 2024

Net Assets

Up

$787,294

Up $117,935 (+18%) from 2024

Operations
Liabilities / Revenue41st percentileNet Margin73rd percentile

Revenue

Up

$405,796

Up $130,156 (+47%) from 2024

Expenses

Up

$323,411

Up $34,559 (+12%) from 2024

Net Income

Up

$82,385

Up $95,597 (+724%) from 2024

Trend Graphs

Balance Sheet Trend

Asset Growth73rd percentile

Grouped bars show assets, liabilities, and net assets across loaded filings.

$1.0M$500K$0-$500KAssets 2011: $553,375Liabilities 2011: $0Net Assets 2011: $553,3752011Assets 2012: $566,035Liabilities 2012: $0Net Assets 2012: $566,0352012Assets 2013: $651,251Liabilities 2013: $0Net Assets 2013: $651,2512013Assets 2014: $780,666Liabilities 2014: $0Net Assets 2014: $780,6662014Assets 2015: $718,082Liabilities 2015: $0Net Assets 2015: $718,0822015Assets 2016: $570,659Liabilities 2016: $2,361Net Assets 2016: $568,2982016Assets 2017: $644,583Liabilities 2017: $1,347Net Assets 2017: $643,2362017Assets 2018: $682,961Liabilities 2018: $1,084Net Assets 2018: $681,8772018Assets 2019: $693,720Liabilities 2019: $2,208Net Assets 2019: $691,5122019Assets 2020: $633,919Liabilities 2020: $23,288Net Assets 2020: $610,6312020Assets 2021: $722,128Liabilities 2021: $74,764Net Assets 2021: $647,3642021Assets 2022: $559,607Liabilities 2022: -$75,080Net Assets 2022: $634,6872022Assets 2023: $576,165Liabilities 2023: $127,069Net Assets 2023: $449,0962023Assets 2024: $675,029Liabilities 2024: $5,670Net Assets 2024: $669,3592024Assets 2025: $789,017Liabilities 2025: $1,723Net Assets 2025: $787,2942025

Highlighted filing

2025

Assets$789,017
Liabilities$1,723
Net Assets$787,294
Open 2025 Filing

Operations Trend

Revenue Growth81st percentile

Revenue, expenses, and net income by year, with the latest filing highlighted.

$600K$400K$200K$0-$200KRevenue 2011: $270,806Expenses 2011: $255,053Net Income 2011: $15,7532011Revenue 2012: $282,736Expenses 2012: $258,607Net Income 2012: $24,1292012Revenue 2013: $437,895Expenses 2013: $367,324Net Income 2013: $70,5712013Revenue 2014: $499,540Expenses 2014: $400,056Net Income 2014: $99,4842014Revenue 2015: $408,981Expenses 2015: $455,036Net Income 2015: -$46,0552015Revenue 2016: $295,275Expenses 2016: $416,072Net Income 2016: -$120,7972016Revenue 2017: $383,991Expenses 2017: $335,995Net Income 2017: $47,9962017Revenue 2018: $388,089Expenses 2018: $343,959Net Income 2018: $44,1302018Revenue 2019: $315,350Expenses 2019: $313,623Net Income 2019: $1,7272019Revenue 2020: $290,451Expenses 2020: $371,332Net Income 2020: -$80,8812020Revenue 2021: $320,691Expenses 2021: $283,958Net Income 2021: $36,7332021Revenue 2022: $339,555Expenses 2022: $352,232Net Income 2022: -$12,6772022Revenue 2023: $234,062Expenses 2023: $338,648Net Income 2023: -$104,5862023Revenue 2024: $275,640Expenses 2024: $288,852Net Income 2024: -$13,2122024Revenue 2025: $405,796Expenses 2025: $323,411Net Income 2025: $82,3852025

Highlighted filing

2025

Revenue$405,796
Expenses$323,411
Net Income$82,385
Open 2025 Filing

Filings

Most recent year

2025 • Form 990Detailed filing. Detailed filing data is available for this year.

Open filing
Assets
$789,017
Liabilities
$1,723
Net assets
$787,294
Revenue
$405,796
Expenses
$323,411
Net income
$82,385
Balance SheetOperations
YearAssetsLiabilitiesNet AssetsRevenueExpensesNet Income
2025Detailed filing. Detailed filing data is available for this year.$7.89$0.02$7.87$4.06$3.23$0.82
2024Detailed filing. Detailed filing data is available for this year.$6.75$0.06$6.69$2.76$2.89$0.13
2023Detailed filing. Detailed filing data is available for this year.$5.76$1.27$4.49$2.34$3.39$1.05
2022Detailed filing. Detailed filing data is available for this year.$5.60$0.75$6.35$3.40$3.52$0.13
2021Detailed filing. Detailed filing data is available for this year.$7.22$0.75$6.47$3.21$2.84$0.37
2020Detailed filing. Detailed filing data is available for this year.$6.34$0.23$6.11$2.90$3.71$0.81
2019Detailed filing. Detailed filing data is available for this year.$6.94$0.02$6.92$3.15$3.14$0.02
2018Detailed filing. Detailed filing data is available for this year.$6.83$0.01$6.82$3.88$3.44$0.44
2017Detailed filing. Detailed filing data is available for this year.$6.45$0.01$6.43$3.84$3.36$0.48
2016Detailed filing. Detailed filing data is available for this year.$5.71$0.02$5.68$2.95$4.16$1.21
2015Summary only. Only limited summary data is available for this year.$7.18$0.00$7.18$4.09$4.55$0.46
2014Summary only. Only limited summary data is available for this year.$7.81$0.00$7.81$5.00$4.00$0.99
2013Summary only. Only limited summary data is available for this year.$6.51$0.00$6.51$4.38$3.67$0.71
2012Summary only. Only limited summary data is available for this year.$5.66$0.00$5.66$2.83$2.59$0.24
2011Summary only. Only limited summary data is available for this year.$5.53$0.00$5.53$2.71$2.55$0.16
Latest Filing Detail
Jump To
Filing Snapshot
Filing Period
Jul 1, 2024 to Jun 30, 2025
Signed
Dec 17, 2025
Return Version
2024v5.2
Gross Receipts
$405,796
Mission and Program Overview

Mission

The geophysical society of houston was formed in 1947 to promote the science and profession of geophysics, and to foster fellowship and cooperation among all persons interested in geophysics. The gsh forms the heart of a houston-based geophysical community and gives opportunities to interact with colleagues throughout the profession. The gsh encourages and supports scientific, educational, and charitable activities of benefit to geophysicists.

Balance Sheet Detail
LineBeginningEndChange
Assets
Rtn Earn Endowment Incm Other Fnds$669,359$787,294▲ $117,935
Cash and Non-Interest-Bearing Accounts$44,177$79,762▲ $35,585
Savings and Temporary Cash Investments-$0-
Other Notes and Loans Receivable, Net-$0-
Pledges and Grants Receivable-$0-
Receivable From Disqualified Prsn-$0-
Receivables From Officers Etc-$0-
Investments Other Securities-$0-
Investments Program Related-$0-
Investments in Publicly Traded Securities-$0-
Land, Buildings, and Equipment, Net-$0-
Intangible Assets-$0-
Inventories for Sale or Use-$0-
Prepaid Expenses and Deferred Charges-$0-
Accounts Receivable$-1,517$0▲ $1,517
Total Assets$675,029$789,017▲ $113,988
Other Assets Total$632,369$709,255▲ $76,886
Liabilities
Accounts Payable and Accrued Expenses$4,228$1,723▼ $2,505
Other Liabilities$1,442--
Total Liabilities$5,670$1,723▼ $3,947
Net Assets / Fund Balance
Total Net Assets Fund Balance$669,359$787,294▲ $117,935
Total Liabilities and Net Assets / Fund Balance$675,029$789,017▲ $113,988
Compensation and Service Providers
Top Officer Pay55th percentile

Board Members and Trustees

NameTitle
Alexander Mihai PopoviciPast President
Rene MottPresident
Rob StewartPresident Elect
Cucha LopezComm Director
Hilary BrawnerComm Director Elect
Kurang Mehta1st VP
Norbert van de Coevering1st VP Elect
Paul Vincent2nd VP
Ricardo De Campos2nd VP Elect
Scott SutherlandSecretary
Arpita BathijaTreasurer
Patrick CorwinTreasurer Elect
Revenue and Support

Revenue Composition

Contributions and Grants
$73,917
Program Service Revenue
$269,327
Investment Income
$56,076
Other Revenue
$6,476
All Other Contributions
$41,987
Change in Net Assets
$82,385
Expenses and Functional Allocation

Major Expense Lines

Line ItemAmount
Other Expenses$241,627
Salaries, Compensation, and Employee Benefits$81,784
Total Fundraising Expense$61,201
Grants and Similar Amounts Paid$0
Professional Fundraising Fees$0

Functional Expense Allocation

Line ItemProgramManagementFundraisingTotal
Other Salaries and Wages$30,674$26,394$14,267$71,335
Office Expenses$12,704$12,237$6,615$31,556
Other Expenses$11,511$7,908$4,274$11,511
All Other Expenses$8,604$1,025$554$10,183
Fees for Services Accounting$2,942$2,532$1,368$6,842
Payroll Taxes$2,588$2,227$1,204$6,019
Other Employee Benefits$1,905$1,639$886$4,430
Insurance$801$689$373$1,863
Total Functional Expenses$197,779$64,431$61,201$323,411
Fundraising, Events, and Gaming
Fundraising activities
No
Gaming activities
No
Professional fundraiser used
No

Fundraising and Gaming Totals

Line ItemAmount
Professional Fundraising Fees$0
Political and Lobbying Activity
Political campaign activity
No
Lobbying activity
No
Subject to proxy tax
No
Insider Transactions and Loans

Loans and Receivables

Line ItemBeginningEndChange
Receivables from Disqualified Persons-$0-
Receivables from Officers, Directors, Trustees, and Key Employees-$0-
Governance and Compliance

Governance Checklist

Compiled or reviewed by an accountant
No
Annual disclosure for covered persons
No
Backup withholding compliance
No
Business relationship with 35% controlled entity
No
Business relationship with family members
No
Business relationship with organization members
No
Material changes to governing documents
Yes
Compensation from other sources disclosed
No
CEO compensation reviewed
No
Other officer compensation reviewed
Yes
Conflict-of-interest policy
Yes
Audited financial statements prepared
No
Key decisions subject to board approval
No
Management duties delegated
No

Governance Explanations

Form 990, Part VI, Section A, Line 4

“Changes were made to the by-laws. The by-laws are published on the website www.gshtx.org.”

Form 990, Part VI, Section B, Line 11B

“The finance committee conducts the initial review of the Form 990 and then the full board receives a copy of the Form 990 for review and comment.”

Form 990, Part VI, Section B, Line 15B

“The executive committee determines the salary review and adjustments at the time of the budget planning.”

Form 990, Part VI, Section C, Line 18

“www.irs.gov/charities-non-profits/search-for-tax-exempt-organizations”

Form 990, Part VI, Section C, Line 19

“The by-laws include the conflict of interest policy and the record keeping policy. The by-laws are available on the website www.gshtx.org. The financials are published on www.CharityNavigator.org.”

Filing and Contact Details

Filer

Filer Name
Geophysical Society of Houston
EIN
74-2171855
Phone
2817411624
Address
1790 W Sam Houston Pkwy N, Houston, TX 77043

Signing Officer

Name
Rene Mott
Title
President
Signed
2025-12-17
Discuss with paid preparer
Yes

Organization Details

Principal Officer
Alexander Mihai Popovici
Formed
1981
Legal Domicile
TX
Voting Board Members
12
Independent Board Members
12
Employees
1

Preparer

Firm
Turlington & Mathews PLLC
Address
23248 Kingsplace Drive, Katy, TX 77494
Preparer
Joseph M Mathews
Phone
2813985661
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IRS990/Form990PartVIISectionAGrp/PersonNm0Alexander Mihai Popovici
IRS990/Form990PartVIISectionAGrp/PersonNm1Rene Mott
IRS990/Form990PartVIISectionAGrp/PersonNm2Kurang Mehta
IRS990/Form990PartVIISectionAGrp/PersonNm3Paul Vincent
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IRS990/Form990PartVIISectionAGrp/PersonNm7Rob Stewart
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IRS990/Form990PartVIISectionAGrp/PersonNm9Ricardo De Campos
IRS990/Form990PartVIISectionAGrp/PersonNm10Patrick Corwin
IRS990/Form990PartVIISectionAGrp/PersonNm11Hilary Brawner
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IRS990/Form990PartVIISectionAGrp/TitleTxt0Past President
IRS990/Form990PartVIISectionAGrp/TitleTxt1President
IRS990/Form990PartVIISectionAGrp/TitleTxt21st VP
IRS990/Form990PartVIISectionAGrp/TitleTxt32nd VP
IRS990/Form990PartVIISectionAGrp/TitleTxt4Treasurer
IRS990/Form990PartVIISectionAGrp/TitleTxt5Comm Dir
IRS990/Form990PartVIISectionAGrp/TitleTxt6Secretary
IRS990/Form990PartVIISectionAGrp/TitleTxt7President Elect
IRS990/Form990PartVIISectionAGrp/TitleTxt81st VP Elect
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