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Business Details
50+ Years
experience
Expert Lighting & Generator Solutions in Bedford, NY
For over 45 years, Design Lighting by Marks has redefined residential lighting and power solutions in the CT-NY-NJ tri-state area. Founded in 1968 by Mark Mosello, our company pioneered rapid installation methods that deliver complete lighting and generator systems in a single day. Our team of certified electricians and lighting designers combines artistic vision with technical expertise to create customized solutions that enhance property aesthetics and functionality. As a Certified Generac Dealer, we integrate cutting-edge technology with energy-efficient practices, including LED-compatible fixtures and eco-friendly lighting options.

Our commitment to excellence is evidenced by thousands of successful installations and a client retention rate that reflects our dedication to quality craftsmanship and customer satisfaction. We maintain rigorous industry standards through continuous staff training and adherence to the latest electrical codes, ensuring every project meets both regulatory requirements and client expectations.
Services
Landscape Lighting Generator Installation Indoor Lighting Maintenance Contracts Tesla Charging Stations
Details
  • Year established: 1968
Highlights and features
  • 45 years of specialized lighting and electrical expertise
  • Pioneered one-day installation method for complete systems
  • Certified Generac Dealer with backup power specialists
  • Energy-efficient LED-compatible lighting solutions available
  • Community-focused business with $500,000+ donated to local causes
Associations and certifications
  • Generac Certified Dealer
What people say
Great job in one day Lights look terrific Quick clean workers Exquisite results Reliable generator performance
Services
Landscape Lighting
Our landscape lighting solutions enhance property aesthetics and security through strategic illumination of gardens, trees, and architectural features. Using energy-efficient fixtures and patented installation techniques, we create customized lighting plans that highlight your property's unique characteristics while maintaining environmental harmony. Our team ensures seamless integration with existing landscaping and provides ongoing maintenance options.
Generator Installation
We install propane-powered standby generators that automatically maintain essential home functions during power outages. As Certified Generac Dealers, we provide complete system integration including electrical work, permitting, and coordination with utility providers. Our installations ensure continuous operation of lighting systems, HVAC units, and critical appliances with minimal disruption to property aesthetics.
Indoor Lighting
Our indoor lighting services combine functional illumination with artistic design to enhance home interiors. We specialize in installing fixtures that highlight architectural features and artwork while maintaining practical lighting for daily living. The process includes complete electrical integration, dimmer controls, and careful property protection during installation with full post-project cleanup and restoration.
Maintenance Contracts
We offer comprehensive maintenance programs to preserve your lighting investment through regular inspections and servicing. Our contracts include bulb replacements, fixture cleaning, and system checks to maintain optimal performance. Scheduled visits ensure continued reliability and aesthetic appeal while protecting against weather-related damage and normal wear and tear on electrical components.
Tesla Charging Stations
Our Tesla charging station installations integrate with existing electrical systems for convenient home EV charging. Using the same rapid installation methodology as our lighting projects, we provide complete setup including electrical upgrades, permitting, and final system testing. The installations are designed to complement existing property aesthetics while providing reliable charging infrastructure for electric vehicles.
People
Mark Mosello
Lead Designer & Owner
With over 50 years in the electrical industry, Mark founded Design Lighting by Marks in 1968. He pioneered the Rapid Installation DML Method and has received three lighting design awards. His career began with a single tree lighting project that evolved into a full-service lighting business.
Questions
How long does a typical installation take?
Most projects complete in one day using our patented Rapid Installation DML Method with pre-assembled components.
What areas do you service?
We primarily serve the CT-NY-NJ tri-state area, focusing on Westchester County and surrounding regions.
Do you offer maintenance services?
Yes, we provide maintenance contracts with 2-4 annual visits for bulb replacement and system upkeep.
Are your lighting solutions energy-efficient?
All installations use LED-compatible fixtures with options for low-voltage and eco-friendly lighting products.
What generator brands do you install?
We specialize in Generac products as a certified dealer, but can install any brand you choose.
How are lighting designs created?
Each project starts with a free on-site consultation to develop a customized lighting plan matching your property's features.
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Reviews (5)
Jeanne Francavilla
Sep 09, 2021 Report
We hired Design Lighting by Marks to install our generator and the process went smoothly & seamlessly. With the storm that just hit the northeast the generator was christened, running for the first time during the power outage. It worked beautifully and powered our entire house. We were able to help some neighbors by refrigerating their food and charging cell phones. Hats off to Design Lighting!
Joshua Greenwald
Nov 04, 2020 Report
I have used Design Lighting for outdoor lighting and generator installation. Installation was seamless and efficient. They handled all aspects of generator (permit, installation, coordination of plumbers/electricians). Highly recommend for generator installation and lighting.
Michelle Gunn
Dec 22, 2019 Report
So fun! I'm over the moon with the lighting. Mark and the teams are doing every room of my house. Highly recommend - D, Quinn ---- Brewster, NY
Taylor Gaines
Jun 07, 2019 Report
Cant say enough good things. Michel and his team do beautiful work and have hearts of gold. They were even kind enough to donate their services to a silent auction at the preschool I volunteer at! 5 stars for sure!
Scott Rogers
May 25, 2019 Report
We recently had a generator installed and the work was excellent and the workman were professional and neat.company was easy to work with