Insights

Energy Management Target ESL-Spectrum for energy efficiency and LED lighting upgrades across its regional offices in Indianapolis and satellite locations. Propose bundled lighting controls, sensors, and LED retrofits to reduce operating costs for a design services firm with a mid-sized footprint.

Design Services Expansion Leverage ESL-Spectrum’s focus on lighting, water effects, and controls to offer integrated environmental design solutions for new projects, including architectural lighting design services, HVAC-integrated lighting controls, and energy code compliance consulting.

Tech Collaboration Position offerings around their existing tech stack and cloud-based tools by proposing managed cloud analytics, site commissioning dashboards, and open data integrations with Office 365, Google Analytics, and tag management to track project performance and energy savings.

Scale & Support Provide scalable project management and customer service enhancements—such as a white-label PM portal, remote commissioning, and SLA-backed support—to align with ESL-Spectrum’s emphasis on best-in-class service and on-budget project delivery.

Growth Potential Explore expansion opportunities into additional markets or regional facilities by offering turnkey energy management programs, training for engineers and contractors, and recurring revenue through maintenance, monitoring, and optimization services.

Similar companies to ESL-Spectrum

ESL-Spectrum Tech Stack

ESL-Spectrum uses 8 technology products and services including WordPress, Shopify, Microsoft 365, and more. Explore ESL-Spectrum's tech stack below.

ESL-Spectrum's Email Address Formats

ESL-Spectrum uses at least 3 email formats:
ESL-Spectrum Email FormatsExamplePercentage
FLast@esl-spectrum.comJDoe@esl-spectrum.com
93%
Last@esl-spectrum.comDoe@esl-spectrum.com
5%
FirLast@esl-spectrum.comJohDoe@esl-spectrum.com
2%

Frequently Asked Questions

What is ESL-Spectrum's official website and social media links?

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ESL-Spectrum's official website is esl-spectrum.com and has social profiles on LinkedIn.

How much revenue does ESL-Spectrum generate?

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As of September 2026, ESL-Spectrum's annual revenue is estimated to be $25M - $50M.

What is ESL-Spectrum's NAICS code?

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ESL-Spectrum's NAICS code is 5414 - Specialized Design Services.

How many employees does ESL-Spectrum have currently?

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As of September 2026, ESL-Spectrum has approximately 18 employees across 1 continents, including North America. Key team members include Chief Financial Officer: R. C., Project Manager: K. W. and Project Manager: M. B. Explore ESL-Spectrum's employee directory with LeadIQ.

What industry does ESL-Spectrum belong to?

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ESL-Spectrum operates in the Design Services industry.

What technology does ESL-Spectrum use?

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ESL-Spectrum's tech stack includes WordPress, Shopify, Microsoft 365, Azure Active Directory, Lightbox, PHP, Bootstrap and Google Search Console.

What is ESL-Spectrum's email format?

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ESL-Spectrum's email format typically follows the pattern of FLast@esl-spectrum.com. Find more ESL-Spectrum email formats with LeadIQ.

When was ESL-Spectrum founded?

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ESL-Spectrum was founded in 2002.
ESL-Spectrum logo

ESL-Spectrum

Design ServicesIndiana, United States11-50 Employees

ESL-Spectrum is a design services firm based in Indianapolis, Indiana, focused on lighting, water effects, and controls for the design community and electrical industry. It emphasizes energy management and LED lighting as core, dynamic markets, supporting architects, designers, engineers, contractors, and end users to improve energy efficiency and achieve strong design outcomes within budget constraints. The company positions itself as a provider of project management and customer service intended to help ensure project success, operating as Indiana’s largest agency after the merger of ESL and Spectrum Lighting in 2002. Founded from the legacy of two early-1980s entities, ESL-Spectrum runs a headquarters facility in Indianapolis with satellite offices in Evansville, Fort Wayne, and South Bend, and serves a regional market from its design-focused perspective. The organization serves the design and electrical sectors with a comprehensive approach to education, design, and service in its chosen specialties.

Section iconCompany Overview

NAICS Code
5414 - Specialized Design Services
Founded
2002
Employees
11-50

Section iconFunding & Financials

  • $25M - $50M

    ESL-Spectrum's revenue is estimated to be in the range of $25M - $50M

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