Complete Energy Services

What Complete Energy Services does

Complete Energy Services (CES) is a privately held energy efficiency services company headquartered in Raynham, Massachusetts. Founded around 2006, the firm delivers turnkey energy conservation projects — primarily LED lighting and controls, HVAC retrofits, refrigeration controls, water-saving fixtures, weatherization, and more recently electric vehicle charging and alternative energy systems (solar PV, solar hot water, geothermal) — to small and medium-sized commercial customers across New England (Massachusetts, Rhode Island, New Hampshire, and Connecticut). Its revenue model is professional services, project-based, and structured around no-cost energy assessments that convert into utility-incentivized retrofit installations; rebates and subsidies from partner utilities (Eversource, National Grid, Unitil, PSNH, United Illuminating, and the Town of Nantucket Energy Office) cover a significant share of project costs and enable sub-1-year payback economics for customers.

The underlying technology is physical infrastructure rather than software: LED fixtures with occupancy and daylighting controls, RTU controllers and economizers, air source heat pumps and mini-splits, anti-sweat heater controls for refrigeration cases, WiFi/programmable thermostats, advanced power strips, and conventional solar and geothermal equipment. The core differentiator is program-management capability — assembling utility-approved audit templates, contractor networks, and rebate filing workflows that meet each utility's specific program requirements. Go-to-market is sales-led, with Energy Efficiency Specialists prospecting commercial accounts, performing on-site assessments using iPads and metering tools, and delivering room-by-room savings summaries in kWh, therms, and dollars within roughly two weeks.

The company is led by President and Partner Michael Duffy, supported by two program managers, a project manager, an energy efficiency specialist, an executive assistant, and at least one technical team member with a renewable energy research background. Ownership appears to be internally held by founders and management, with no disclosed private equity, venture, or institutional investors. The firm serves a highly diversified SMB customer base spanning automotive service, retail, warehouse, office, municipal, and industrial segments, with no disclosed anchor accounts and no publicly stated revenue figures.

Name

Complete Energy Services

Legal name

Complete Energy Services

Website

https://cescorp.com

Company type

Private

Founded year

2006

Operating status

Operating

Headcount range

11–50 employees

Short description

Complete Energy Services is a New England-based energy efficiency services firm that delivers utility-incentivized LED, HVAC, refrigeration, water-saving, EV charging, and solar retrofits to small and medium-sized commercial customers across MA, RI, NH, and CT.

Ownership category

akta.pro rank

Headquarters

HQ city

Raynham

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Supply Chain, Others

Revenue model

1. Energy Efficiency Project Services: Complete Energy Services generates revenue by providing energy efficiency solutions to commercial businesses. Their projects carry significant utility incentives and benefits that create immediate impacts to customers' bottom lines. They offer rebates, no-cost energy assessments, and free or subsidized equipment through utility partnerships.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Complete Energy Services delivers turnkey commercial energy efficiency services across New England, including LED lighting and controls, refrigeration efficiency, HVAC upgrades, water-saving fixtures, electronics and weatherization, EV charging stations, and alternative energy systems. The company provides no-cost energy assessments, designs retrofits, and coordinates installations while securing utility rebates and incentives on behalf of customers through partnerships with Eversource, National Grid, Unitil, PSNH, and United Illuminating.

Product overview

Complete Energy Services is an energy efficiency services company offering a comprehensive portfolio of energy conservation solutions. The core offering is a unified set of physical energy efficiency services including Lighting & Controls (LED retrofits, highbay, volumetric, strip, and flat panel lighting with occupancy sensors), Refrigeration solutions (anti-sweat controls, LED upgrades, defrost controls), HVAC systems (RTU controllers, economizers, air source heat pumps, chillers, boilers, insulation), Water Saving products (aerators, shower heads, ozone laundry), Electronics and Weatherization (advanced power strips, programmable thermostats, insulation), Alternative Energy (solar PV arrays, solar hot water, geothermal), EV Charging Stations, and Energy Assessments. The company primarily serves commercial businesses throughout New England, partnering with utilities like Eversource and National Grid to deliver incentive-funded upgrades.

Differentiator

Problem solved

Functional benefit

Products and services

• Lighting and Controls LED lighting retrofit and controls service for commercial facilities, including recessed troffers, volumetric fixtures, highbays, strip lighting, flat panel troffers, and lighting controls (occupancy sensors, non-touch lighting). Designed for commercial businesses seeking to reduce lighting electricity use by 30–70% with payback periods often under one year.
• Refrigeration Energy Efficiency Energy-efficient commercial refrigeration solutions including anti-sweat heater controls (Door Sweats), LED lighting upgrades for refrigeration units, defrost control, and demand control installations. Estimated 14–20% energy savings on refrigeration energy.
• HVAC Upgrades Advanced HVAC solutions for commercial buildings including RTU (Rooftop Unit) controllers with economizers, air source heat pumps (ASHP) and mini-splits, pipe and duct insulation, and high-efficiency chiller and boiler installations. RTU controllers and economizers deliver 15–30% electricity savings; high-efficiency chillers/boilers save about 14%.
• Water Saving Solutions Water conservation products and installation services for commercial customers, including shower heads, faucet aerators, spray nozzles, salon wands, and ozone laundry systems. Documented to reduce monthly water bills by approximately 30% and associated water-heating energy use.
• Electronics and Weatherization Advanced power strips (APS) that eliminate standby/vampire loads, WiFi and programmable thermostats for remote HVAC control, and various insulation solutions for building weatherization. Targets plug-load and thermal-envelope losses in commercial spaces.
• EV Charging Stations Electric vehicle charging station infrastructure development and installation services for commercial customers across retail, hospitality, healthcare, multi-family buildings, and municipalities.
• Alternative Energy Systems Renewable energy solutions including PV solar rooftop arrays (photovoltaic systems), solar water heaters (solar hot water), and geothermal heat pumps (ground source heat pumps) for commercial business energy independence.
• Energy Assessments Comprehensive no-cost energy efficiency assessments evaluating electric, gas, and water usage for commercial customers. Includes detailed summaries outlining savings in kWh, therms, and water usage with room-by-room analysis and energy conservation recommendations, typically returned within two weeks.
• Nantucket Energy Assessments Region-specific enhanced energy assessment offering for Nantucket commercial businesses in partnership with the Town of Nantucket Energy Office and National Grid, providing up to 100% incentives for LED lighting, controls, programmable or WiFi thermostats, water and therm-saving measures, refrigeration, HVAC, solar hot water, and EV charging stations.

Quantifiable outcome

• Projects typically achieve sub-1-year payback periods - e.g., Jay's Wine & Spirits: 0.13 year payback, Play It Again Sports: 0.47 year payback
• +6 more outcomes

Named customers16 records

Segments6 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Partnerships

Six partnerships are on record, tiered core.

• EversourcecoreStrategic or Co-development PartnerEversource is one of the primary utility partners Complete Energy Services works with throughout New England. The company has over 15 years of experience working directly with Eversource to bring energy efficiency programs and rebates to commercial businesses.
• National GridcoreStrategic or Co-development PartnerNational Grid is a key utility partner providing energy efficiency programs for Massachusetts and Nantucket. Complete Energy Services works with National Grid Nantucket specifically for enhanced incentive programs up to 100% for local businesses.
• UnitilcoreStrategic or Co-development PartnerUnitil is a utility partner that Complete Energy Services has worked with for over 15 years to deliver energy efficiency programs to commercial customers in New England.
• PSNH (Public Service Company of New Hampshire)coreStrategic or Co-development PartnerPSNH is a utility partner in New Hampshire that Complete Energy Services works with to provide energy efficiency solutions to commercial businesses.
• United IlluminatingcoreStrategic or Co-development PartnerUnited Illuminating is a Connecticut utility company that is part of Complete Energy Services' utility partnership network for delivering energy efficiency programs.
• Town of Nantucket Energy OfficecoreStrategic or Co-development PartnerComplete Energy Services partners with The Town of Nantucket's Energy Office to provide enhanced energy assessments and incentives for the Nantucket Business Community, with programs offering up to 100% incentives.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Franklin Energy: National energy efficiency program implementer delivering utility-sponsored programs across multiple states. Highly comparable in operating model (utility-program implementation, C&I focus, multi-measure retrofits) but with a broader service territory than CES's New England footprint.
• Ameresco: Public energy efficiency and renewable energy services firm (AMRC) delivering energy projects for utilities, municipalities, and commercial customers nationwide. Operates as a broad incumbent with overlapping utility-channel access and project portfolio, but at significantly greater scale than CES.
• CLEAResult: Large privately held energy efficiency implementation firm operating utility-funded programs across North America. Comparable in serving as a turnkey implementer of utility energy-efficiency programs for commercial customers, though at meaningfully larger scale and broader geographic footprint than CES.
• NORESCO: Carrier-owned energy services firm specializing in energy efficiency, distributed generation, and facility improvements for commercial, industrial, and institutional customers. Directly comparable in project types (lighting, HVAC, controls, retrofits) but operates at national scale as a subsidiary of a global HVAC OEM.

Direct peers

• Resource Innovations: Energy consulting and program implementation firm delivering energy efficiency, demand response, and electrification programs for utilities and government clients. Directly comparable in energy efficiency program delivery model and customer overlap.
• Willdan Group: Public professional services firm (WLDN) providing energy efficiency, engineering, and program-management services to utilities and government clients. Closely comparable in business model (utility program implementation for C&I customers) with broader geographic reach and scale.
• Cadeo Group: Energy consulting firm providing research, evaluation, and implementation support for utility energy efficiency programs. Comparable in serving utility-sponsored efficiency initiatives, though more focused on consulting and program design than on direct installation like CES.

Regional players

• MaGrann Associates: Regional energy efficiency consulting and implementation firm historically serving the Mid-Atlantic. Comparable in serving as a utility-program implementation partner for C&I customers, but primarily operates in New Jersey and adjacent markets rather than New England.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/CompleteEnergy1

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Complete Energy Services