Christine Spring

Director/Board Member at NZ WINDFARMS LIMITED

Net worth: 122 915 $ as of 30/05/2026

Utilities

Transportation

Profile

Christine Spring is currently Chairman at Isthmus Group Ltd. since 2019.
Ms. Spring is Independent Director at NZ Windfarms Ltd. since 2022.
Ms. Spring is Director at Unison Networks Ltd. since 2017.
Ms. Spring is Director at TRH Services Ltd. Ms. Spring is Director at NZWL-TRH Ltd. Ms. Spring is Director at Holmes Consulting Group Ltd. Ms. Spring is Independent Director at Western Sydney Airport Corp.
since 2017.
Ms. Spring is Director at Unison Contracting Services Ltd. since 2017.
Formerly, Ms. Spring was Independent Non-Executive Director at Auckland International Airport Ltd.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
AUCKLAND INTERNATIONAL AIRPORT LIMITED 0%	29/06/2025	24,825 ( 0% )	122 915 $	30/05/2026

Christine Spring active positions

Companies	Position	Start
NZ WINDFARMS LIMITED	Director/Board Member	31/01/2022
Holmes Consulting Group Ltd.	Director/Board Member	-
Western Sydney Airport Corp. Western Sydney Airport Corp. Other TransportationTransportation Operates as an airport	Director/Board Member	31/07/2017
Unison Networks Ltd. Unison Networks Ltd. Electric UtilitiesUtilities Owns, designs, manages and operates electricity	Director/Board Member	30/06/2017
Unison Contracting Services Ltd.	Director/Board Member	30/06/2017
Isthmus Group Ltd.	Chairman	30/11/2019
NZWL-TRH Ltd.	Director/Board Member	-
TRH Services Ltd. TRH Services Ltd. Electric UtilitiesUtilities Operates and maintains windfarms	Director/Board Member	-

All active positions of Christine Spring

Former positions of Christine Spring

Companies	Position	End
AUCKLAND INTERNATIONAL AIRPORT LIMITED	Director/Board Member	-

See the detail of Christine Spring's experience

Experiences
Positions held

Active

Inactive

Listed companies

Private companies

See the detail of Christine Spring's experience

Connections

1st degree connections

1st degree companies

Male

Female

Members of the board

Executives

See the personal network

Linked companies

Private companies	9
NZ Windfarms Ltd. NZ Windfarms Ltd. Electric UtilitiesUtilities Owns, operates, generates and sale of wind electricity	Utilities
Auckland International Airport Ltd. Auckland International Airport Ltd. Other TransportationTransportation Provides airport facilities and supporting infrastructure	Transportation
Unison Networks Ltd. Unison Networks Ltd. Electric UtilitiesUtilities Owns, designs, manages and operates electricity	Utilities
TRH Services Ltd. TRH Services Ltd. Electric UtilitiesUtilities Operates and maintains windfarms	Utilities
NZWL-TRH Ltd.
Holmes Consulting Group Ltd.
Western Sydney Airport Corp. Western Sydney Airport Corp. Other TransportationTransportation Operates as an airport	Transportation
Unison Contracting Services Ltd.
Isthmus Group Ltd.