About Us

A Brief History...

For 60+ years, Seiberlich Trane Energy Services has served our clients creating building environments designed to meet their energy, economic, comfort, and environmental facility challenges.

As our clients’ needs have changed, we have changed with them by broadening our services and solutions offerings to meet those needs.

At Seiberlich Trane Energy Services, we make buildings work better for life!

1959 HVAC Equipment

Trane opens Delaware office.

Focus: Equipment
Associates: 4

 


1959

2 Sales engineers, 70% of equipment sales to DuPont.

 


1972

John Seiberlich joined as sales engineer.

 


2019

A team of highly trained sales engineers and professionals dedicated to serving the HVAC equipment needs of building owners, consulting engineers, and mechanical contractors.

 

1969 Service

Jack Renninger was given the Trane Delaware franchise and incorporated as Renninger Trane.

 

Focus: Equipment & Service
Associates: 5

1969

First service engineer hired.

 


1982

Business expanded to offer service agreements.

 


2019

30+ factory trained service engineers positioned throughout the state fulfilling 160+ service agreements, repairs, equipment start-ups, and warranty service.

 

1972 Parts

1972

 

The Parts business was formed to support internal Service department.


1991

Parts store opened to serve over-the-counter customers.


2019

Seiberlich Trane HVAC Parts & Supplies is the single source provider of a full range of repair parts for OEM, as well as a broad range of aftermarket supplies, tools, and accessories for service and installation needs.

1984 BAS

1984

First BAS project, Delmarva Power Data Center.


1987

BAS division formed.


1993

John Seiberlich purchased Trane Delaware franchise and incorporated as Seiberlich Trane.

Focus: Equipment, Service, BAS, Parts
Associates: 32

2019

Today’s BAS include web-based systems, intelligent remote monitoring, the latest technology including wireless communications and advanced control strategies.

1999 Energy Services

1999

Contracting division formed.


2006

First energy saving performance contract completed, Dover Downs Hotel & Casino.


2019

Completed 30+ guaranteed energy savings performance contracts, saving our clients over $150 million in energy savings.