John Chandler

Chairman at MATRIX SERVICE COMPANY

Net worth: 2 M $ as of 30/01/2026

56 year

50 connections

Industrial Services

Miscellaneous

Finance

Profile

Currently, John D. Chandler is Chief Financial Officer & Senior Vice President for The Williams Cos., Inc. and Chief Financial Officer, Treasurer & VP at MGG Midstream Holdings GP LLC. Mr. Chandler is also on the board of 6 other companies. In the past Mr. Chandler held the position of Senior VP, Chief Financial & Accounting Officer at Magellan Midstream Partners LP Chief Financial Officer, Treasurer & VP at Magellan Midstream Holdings LP, Chief Financial Officer, Treasurer & VP at MGG Midstream Holdings LP, Chief Financial Officer & Senior Vice President of Magellan GP LLC and Chief Financial Officer, Treasurer & VP at Magellan Midstream Holdings GP LLC (which are all subsidiaries of Magellan Midstream Partners LP) and Director-Financial Planning & Analysis at The Williams Cos., Inc. Chief Financial Officer, Director & Senior VP at Williams Partners LP and Chief Financial Officer & Director at WPZ GP LLC (both are subsidiaries of The Williams Cos., Inc.). Mr. Chandler received an undergraduate degree from The University of Tulsa.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
MATRIX SERVICE COMPANY 0.31%	03/11/2025	86,039 ( 0.31% )	1 M $	30/01/2026
LSB INDUSTRIES, INC. 0.03%	14/05/2025	24,760 ( 0.03% )	230 020 $	30/01/2026
EOG RESOURCES, INC. 0%	14/12/2025	826 ( 0% )	92 619 $	30/01/2026

John Chandler active positions

Companies	Position	Start
MATRIX SERVICE COMPANY	Chairman	13/11/2023
LSB INDUSTRIES, INC.	Director/Board Member	06/11/2024
EOG RESOURCES, INC.	Director/Board Member	09/12/2025
Wagoner Community Outreach Wagoner Community Outreach Wagoner Community Outreach is a company that operates in the Religious Organizations industry. It is based in Wagoner, OK.	Director/Board Member	-
Tulsa Area United Way Tulsa Area United Way Miscellaneous Commercial ServicesCommercial Services Provides social services	Director/Board Member	-
Williams Pipeline GP LLC Williams Pipeline GP LLC Financial ConglomeratesFinance Provides investment services	Director/Board Member	-
Wagoner Education Foundation, Inc. Wagoner Education Foundation, Inc. Operates as a grant making foundation	Director/Board Member	-
City of Wagoner Economic Development Authority City of Wagoner Economic Development Authority Functions as a local level government authority	Director/Board Member	-
MGG Midstream Holdings GP LLC MGG Midstream Holdings GP LLC MiscellaneousMiscellaneous Holding company	Director of Finance/CFO	-

All active positions of John Chandler

Former positions of John Chandler

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Training of John Chandler

Experiences
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Private companies

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Connections

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Linked companies

Private companies	24
LSB Industries, Inc. LSB Industries, Inc. Manufactures and sells chemical products for the agricultural, mining, and industrial markets
Matrix Service Co. Matrix Service Co. Provides fabrication, infrastructure, construction, and maintenance services
The Williams Cos., Inc. The Williams Cos., Inc. Engages in gathering, transmission, storage and transportation of natural gas
EOG Resources, Inc. EOG Resources, Inc. Integrated OilEnergy Minerals Develops and produces crude oil and natural gas	Energy Minerals
Magellan Midstream Partners LP Magellan Midstream Partners LP Oil & Gas PipelinesIndustrial Services Engages in the transportation, storage and distribution of refined petroleum products and crude oil	Industrial Services
MGG Midstream Holdings GP LLC MGG Midstream Holdings GP LLC MiscellaneousMiscellaneous Holding company	Miscellaneous
Williams Pipeline GP LLC Williams Pipeline GP LLC Financial ConglomeratesFinance Provides investment services	Finance
Williams Partners LP Williams Partners LP Owns, operates, develops & acquires natural gas gathering system and energy assets
CNX Midstream Partners LP CNX Midstream Partners LP Owns, operates, develops and acquires natural gas gathering and other midstream energy assets
Magellan Midstream Holdings LP Magellan Midstream Holdings LP Financial ConglomeratesFinance Holding company	Finance
The University of Tulsa The University of Tulsa Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
MGG Midstream Holdings LP MGG Midstream Holdings LP MiscellaneousMiscellaneous Holding company	Miscellaneous
Magellan GP LLC Magellan GP LLC Oil & Gas PipelinesIndustrial Services Part of Magellan Midstream Partners LP, Magellan GP LLC is a company based in Tulsa, OK. Pierce H. Norton has been the CEO of the company since 2023.	Industrial Services
Magellan Midstream Holdings GP LLC Magellan Midstream Holdings GP LLC Part of ONEOK, Inc., Magellan Midstream Holdings GP LLC is a crude oil and natural gas transportation and logistics company. The company offers a range of services including crude oil quality, natural gas hauling, storage, and terminaling, as well as natural gas marketing, distribution, transmission, and generation. The company also provides natural gas emergency response, pipeline safety, system integrity, and specialty services. Magellan Midhaul Pipeline Services, a subsidiary of Magellan LP, offers pipeline services for crude oil, natural gas, LNG, and LPG. The company is based in Tulsa, OK.
Tulsa Area United Way Tulsa Area United Way Miscellaneous Commercial ServicesCommercial Services Provides social services	Commercial Services
USA Compression Partners LP USA Compression Partners LP Oilfield Services/EquipmentIndustrial Services Provides compression services	Industrial Services
USA Compression GP LLC USA Compression GP LLC Provides compression services
Green Plains Holdings LLC Green Plains Holdings LLC Functions as an investment holding company
WPZ GP LLC WPZ GP LLC Owns, operates, develops, and acquires natural gas gathering systems and other midstream energy assets
CNX Midstream GP LLC CNX Midstream GP LLC Provides investment services
Green Plains Partners LP Green Plains Partners LP Provides fuel storage and transportation services
City of Wagoner Economic Development Authority City of Wagoner Economic Development Authority Functions as a local level government authority
Wagoner Education Foundation, Inc. Wagoner Education Foundation, Inc. Operates as a grant making foundation
Wagoner Community Outreach Wagoner Community Outreach Wagoner Community Outreach is a company that operates in the Religious Organizations industry. It is based in Wagoner, OK.