Delaware is experiencing high levels of particulate air pollution. The risk of health effects is increased for everyone. Consider limiting or avoiding activities outdoors.
Delaware está experimentando niveles elevados de contaminación atmosférica por partículas. El riesgo de efectos adversos para la salud es mayor para todas las personas. Considere limitar o evitar las actividades al aire libre.
Delaware ap fè fas ak gwo nivo polisyon nan lè a ki soti nan patikil. Risk pou sante moun afekte a ogmante pou tout moun. Konsidere limite oswa evite aktivite deyò. More Info

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EEIF Participating Contractors



This page lists contractors who are available and qualified to develop and complete projects funded under the Delaware Energy Efficiency Investment Fund (EEIF).

Participating Contractor Webinar Recording (YouTube)
The EEIF program held a webinar for participating contractors on Oct. 23, 2025.

To be considered as a participating contractor, firms must complete an application listing their areas of expertise and documenting their Delaware and professional licensing and insurance. Applications must be submitted to DCCE.EnergyRebates@NV5.com for approval.

The listings below include the services offered by each participating contractor, the areas of the state they serve and any designation they hold as a small business or a minority-owned, woman-owned or veteran-owned business from the Delaware Office of Supplier Diversity.

Company Contact Region(s) Served Designation
1st Green Home
(Lighting, Energy Assessments)		 James Park, President
info@1stgreenhome.com
443-216-9169		 Statewide Small Business, Minority Owned
Air Doctorx Inc
(HVAC, Other)		 Mark Sabean, Owner
mark@airdoctorx.com
302-492-1333		 Statewide Small Business
Aire Serv Heating & Air
(HVAC)		 Sarah Boyce, Vice President
accounting@youraireserv.com
443-350-0174		 Statewide Small Business
Ameresco
(Lighting, HVAC, Energy Assessments, Retrofit/Tune-up, CHP)		 Shelley Cohen
scohen@ameresco.com
202-650-6251		 Statewide N/A
American Energy Corporation
(Energy Assessments, Lighting, HVAC, Refrigeration)		 Nicole Stewart, CEO
nicole.stewart@aec.us
443-309-3105		 Statewide Small Business
Atlantic Refrigeration
(HVAC, Food Service, Refrigeration)		 Jamie Nickerson
jamie@atlanticrefrigeration.com
302-856-9300		 Sussex County, Southern Kent County Small Business
ATR Electrical Services
(Lighting)		 Tammy Mellen
tammy@ATRelectricDE.com
302-378-3708		 Statewide Small Business
CoolSys Energy Solutions
(Energy Assessments, Lighting, HVAC, Food Service, Refrigeration)		 Lisa Ann Rosenstock
larosenstock@coolsys.com
480-255-4477		 Statewide N/A
Denney Electric Supply – North
(Lighting)		 Meghan Schwalm
mschwalm@denneyelectricsupply.com
215-588-6339		 New Castle County N/A
Denney Electric Supply – South
(Lighting)		 Rod Gowen
rgowen@denneyelectric.net
302-934-8885		 Kent County, Sussex County Small Business
Diamond Mechanical
(Lighting, HVAC, Refrigeration, Energy Assessments, Retrocommissioning / Tune-Ups, CHP, Other)		 Gary Fowler
gfowler@diamondmechanical.net
302-697-7694		 Statewide N/A
East Coast Plumbing & HVAC Inc
(Lighting, HVAC, Energy Assessments, CHP, Plumbing)		 Beth Tornberg
bethtornberg@climateefficiencypartners.com
609-828-6987		 Statewide N/A
Envirotemp LLC
(HVAC)		 Mike Hindt, President
office@envirotemp.net
302-653-4073		 Statewide Small Business
HBS Energy Solution Inc.
(Lighting)		 Shin Kim, President
hbsenergysolution@gmail.com
443-864-5193		 Statewide Small Business, Minority Owned
Hentkowski, Inc.
(HVAC)		 John Hentkowski, Jr, Sales
jj@hentkowski.com
302-998-2257		 New Castle County, Northern Kent County Small Business
Hyett Refrigeration, Inc.
(HVAC, Refrigeration)		 Ernie Hyett, President
info@hyettrefrigeration.com
302-684-4600		 Sussex County Small Business
Industrial Energy Services, Inc. (IES)
(Lighting)		 Sam Strickland, VP Sales
sstrickland@iesnational.com		 Statewide Small Business
Masten Electric
(Lighting)		 William Masten, Sonya Arrowood
office@mastenelectric.net
302-653-4300		 Statewide Small Business
Modern Controls
(HVAC, Refrigeration, Retrocommissioning/Building Tune-Ups)		 Corey Ferguson
cferguson@moderncontrols.com
302-584-5146		 Statewide N/A
McIntyre Electric
(Lighting, Refrigeration)		 John McIntyre
mcelectric@comcast.net
410-546-1810		 Sussex County Small Business
National HVAC Services
(Lighting, HVAC, Refrigeration, Energy Assessment, Retrocommissioning/Building Tune-up, CHP, Energy Monitoring)		 Jesse Hunter
jhunter@nationalhvacservice.com
302-629-9400		 Statewide N/A
Power Systems Electrical Contracting Inc
(Lighting)		 John Ey
1powersystems@comcast.net
443-653-2315		 Statewide Small Business
Preferred Electric Inc
(Lighting, Energy Assessments, Retrocommissioning/Tune-up, CHP)		 Nello Paoli
nmpaoli@preferredinc.net
302-322-9568		 Statewide Small Business
Seiberlich Trane Energy Services
(Lighting, HVAC, Refrigeration, Energy Assessments, Retrocommissioning / Tune-Ups, CHP, Other)		 Rob Seiberlich, President
contact@seiberlich.com
302-395-0200		 Statewide Small Business
Spectrum Energy
(Lighting, HVAC, Refrigeration, Energy Assessments, Other)		 Chet Knaup
info@spectrumenergyllc.com
443-832-4373		 Statewide N/A
Superior Electric
(Lighting, Retrocommisioning/Bldg Tune-Ups)		 Jamie Biscoe, Sr Project Manager
jamie@SuperiorElectric.biz
302-658-5949		 Statewide Small Business
ZeroDraft
(Energy Assessments, Lighting)		 Kurt Pfund, Principal
info@zerodraftmd.com
410-321-5936		 New Castle County Small Business

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