John Lieffrig

Corporate Officer/Principal at MCGRATH RENTCORP

Net worth: 3 M $ as of 30/05/2026

62 year

20 connections

Finance

Consumer Services

Consumer Durables

Profile

John P.
Lieffrig is Vice President-Mobile Modular Portable Storage at McGrath RentCorp since 2016.
Formerly, Mr. Lieffrig was Vice President-Sales North America at Modular Space LLC from 2005 to 2015 and President at Modular Building Institute.
Mr. Lieffrig completed undergraduate education at Carthage College.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
MCGRATH RENTCORP 0.1%	26/02/2026	24,521 ( 0.1% )	3 M $	30/05/2026

John Lieffrig active positions

Companies	Position	Start
MCGRATH RENTCORP	Corporate Officer/Principal	31/07/2016

All active positions of John Lieffrig

Former positions of John Lieffrig

Companies	Position	End
Modular Space LLC Modular Space LLC HomebuildingConsumer Durables Provides temporary and permanent modular buildings	Sales & Marketing	31/12/2014
Modular Building Institute Modular Building Institute Miscellaneous Commercial ServicesCommercial Services Operates as an international non-profit trade association	President	-

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Training of John Lieffrig

Experiences
Positions held

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Inactive

Listed companies

Private companies

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Connections

1st degree connections

1st degree companies

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Female

Members of the board

Executives

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Linked companies

Private companies	4
McGrath RentCorp McGrath RentCorp Finance/Rental/LeasingFinance Engages in rental of re-locatable modular buildings, portable storage containers and electronic test equipment	Finance
Carthage College Carthage College Other Consumer ServicesConsumer Services Functions as a College/University	Consumer Services
Modular Space LLC Modular Space LLC HomebuildingConsumer Durables Provides temporary and permanent modular buildings	Consumer Durables
Modular Building Institute Modular Building Institute Miscellaneous Commercial ServicesCommercial Services Operates as an international non-profit trade association	Commercial Services