Click on the links below to explore a few of the past projects funded through the Commercial & Industrial (C&I) Custom Program.
Case Studies
St. Mary’s CHP
With help from Efficiency Maine’s Commercial & Industrial Custom Program, St. Mary’s Health System installed a Combined Heat and Power (CHP) unit in Lewiston. The new system generates electricity on site, using the waste heat for various domestic hot water needs in the facility.
Jasper Wyman & Son
Learn how Jasper Wyman & Son keep their blueberries cool with an energy efficient refrigeration system.
Oxford Networks
Oxford Networks made energy efficient improvements by installing high-efficiency lighting and cooling systems. Their new systems help provide uninterrupted access to customer servers. Find out how.
Click here for a list of recent Custom Electrical Projects
Click here for a list of recent Custom Thermal Projects
Click here for a list of recent Custom Distributed Generation Projects
Custom Electrical Projects
| Awardee | Town | Incentive | Project Description |
| Alltrista Plastics, LLC | Wilton | $526,577 | Chiller and space cooling optimization |
| Aroostook Medical Center | Presque Isle | $148,250 | lighting, HVAC controls, refrigeration upgrades, EC Motors |
| Colby College | Waterville | $111,081 | VFDs, lighting upgrades |
| Corning, Inc. | Kennebunk | $199,138 | LED lighting retrofit |
| Hancock Lumber, Inc. | Bethel | $130,050 | LED lighting upgrade, compressed air infrastructure modifications |
| Huhtamaki, Inc. | Waterville | $719,816 | Heat recovery and process water heating |
| Louisiana-Pacific Corporation | New Limerick | $123,506 | Compressed air system (supply-side optimization) |
| Maine Machine Products | South Paris | $133,672 | Interior and exterior LED lighting upgrade with controls |
| ME School Administrative District (MSAD) #75 | Bowdoin, Bowdoinham, Harpswell, Topsham | $102,167 | LED lighting, controls and refrigeration retrofits |
| St. Joseph’s College | Standish | $266,282 | Exterior and interior LED lighting retrofit with controls |
| Pineland Farms Potato Company, Inc. | Mars Hill | $131,778 | Wastewater lagoon aeration upgrade, compressed air upgrade & optimization |
| Portland Water District | Portland | $203,337 | 3 centrifugal integrally geared blowers serving a diffused aeration system |
| Sunday River Skiway Corporation | Newry | $258,000 | Efficient snowmaking equipment |
| Texas Instruments | South Portland | $924,768 | High efficiency vacuum pump retrofit |
| Woodland Pulp, LLC | Baileyville | $115,500 | Lighting retrofit and VFD on a process pump |
Custom Thermal Projects
| Awardee | Town | Incentive | Project Description |
| Burnham & Morrill Co. | Portland | $117,625 | Upgrade to Retort Heat Drain Recovery, oxygen trim system for boiler |
| Cascades Auburn Fiber | Auburn | $53,447 | CFM circulation fans to recover process heat for use in warehouse |
| Hodgdon Yacht Services, LLC | Southport | $67,205 | New marine coatings application booth with re-circulation |
| Mountain Playground, LLC. (Mount Abram) | Greenwood | $71,495 | Efficient snowmaking equipment |
| ME School Administrative District (MSAD) #11 | Gardiner | $175,591 | Boilers, building envelope measures, HVAC controls |
| ME School Administrative District (MSAD) #12 | Somerville | $73,103 | Building envelope, air handling unit improvements & scheduling, demand control ventilation, destratification fans, HVAC upgrades |
| ME School Administrative District (MSAD) #52 | Turner | $107,361 | Building envelope, air handling unit improvements, demand control ventilation, destratification fans, HVAC upgrades |
| Oxford Networks | Brunswick | $54,900 | HVAC system upgrade |
| Penobscot Bay Medical Center | Rockland
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$170,507 | Air Handling Unit (AHU) Scheduling, Building Automation and Control System (BACS) Strategies, Balance Air Systems, VAV Box Repair, water system enhancements |
| Sappi | Skowhegan | $362,961 | Causticizing process stabilization |
| Smith & Wesson Corporation | Houlton | $135,125 | Inclusion of air to air heat recovery in proposed dehumidification system |
| Sugarloaf Mountain Resort Corporation | Carrabasset Valley | $301,149 | Efficient snowmaking equipment |
| Woodland Pulp, LLC. | Baileyville | $55,219 | Condensate and heat recovery |
Custom Distributed Generation Projects
| Awardee | Town | Incentive | Project Description |
| Acadia Hospital | Bangor | $139,660 | Combined Heat & Power (CHP) system |
| Exeter Agri-Energy | Exeter | $213,594 | Reciprocating biogas unit |
| St. Mary’s d’Youville Pavilion | Lewiston | $273,850 | Combined Heat and Power (CHP) generator and dry cooler |
| Village Green Ventures | Brunswick | $750,000 | Anaerobic digester system to digest organic solids and produce electric energy |