Design and Engineering Contractors in Nassau, NY

3,730 Results within

Market Sector
Company Type
Business Classification
Trades and Services (10)
Architectural Design and Engineering
Civil Design and Engineering
Design and Engineering
Electrical Design and Engineering
Fire Protection Engineering
Interior Design
Landscape Design and Engineering
Mechanical Design and Engineering
Structural Design and Engineering
Technology Design and Engineering
Company Logo

Cleantech Industry Resources, LLC

DC, DC • Alabama • Alaska • Arizona • Arkansas • California • Colorado • Connecticut • Delaware • Florida • Georgia • Hawaii • Idaho • Illinois • Indiana • Iowa • Kansas • New York • Ohio • Oklahoma • Oregon • Rhode Island • South Carolina • South Dakota • Tennessee • Texas • Utah • Vermont • Virginia • Washington • West Virginia • Wisconsin • Wyoming
Consultant, Engineer, Specialty Contractor
Industrial and Energy
Design and Engineering, Design Coordination Services, Electrical Design and Engineering, Structural Design and Engineering
CIR has fully commoditized renewable energy project Development-as-a-Service (DaaS), including systems engineering and Construction-as-a-Service (CaaS). We support developers, builders, land-owners and financers through any portion of project execution, including turnkey delivery of built assets. We provide total transparency to, and derisk, development and engineering costs in a process without change orders. We do this in a 24-hour work cycle that provides deliverables in one third the time. We complete unique tasks to advance projects at any stage, of any size - from high-volume residential engineering and permitting to national commercial portfolios to mega-scale single-site projects, our team advances them around the clock. First founded in 2012, CIR was originally established to develop, finance, own and operate its own solar projects, including for Fortune 100 corporate clients. The core team has completed over $1 billion of solar projects, and comes from what was previously ranked the largest solar IPP in the world with 24 GW operating and contracted. Contact us to accelerate your projects portfolio with turnkey development and engineering as a service.
Company Logo

Extreme AVS Inc.

East Hampton, NY • Glen Cove, NY • Manhasset, NY • Nassau, NY • Sag Harbor, NY • Smithtown, NY • Southampton, NY • Westhampton Beach, NY • Westhampton, NY
Specialty Contractor
Commercial, Infrastructure, Residential
Acoustic Treatment, Audio Video Communications, Design and Engineering, Detention Security Systems, Electrical Design and Engineering, Electronic Security, Emergency Response Systems, Equipment, Fire Detection and Alarm, Instrumentation and Control For Electrical Systems, Instrumentation and Control For HVAC, Integrated Automation Actuators and Operators, Integrated Automation Control and Monitoring Network, Integrated Automation Lighting Relays, Integrated Automation Network Devices, Integrated Automation Sensors and Transmitters, Integrated Automation Software, Integrated Automation Systems For Electronic Security, Integrated Automation Systems For HVAC, Integrated System Commissioning, Interior Design, Residential Equipment, Security Detection Alarm and Monitoring, Security Equipment, Water Detection and Alarm, Window Treatments
Our 26 years of experience provides clients with award-winning Control4 home automation system designs and exceptional Home Theater installation services. Extreme AVS can install full-featured, practical and reliable home automation systems that are easy to use and at a price that fits your budget. Our scalable Control4 solutions also mean that it’s not an all-or-nothing choice - you can start with a basic TV installation or home theater system and upgrade, adding Sonos Wireless Speakers, Lutron Smart Lighting, Motorized shades, Smart HVAC Thermostats/Advanced Climate Control, and Security Systems over time, and with solutions that fit your evolving lifestyle. Our professional team services Long Island NY Including Serving Nassau & Suffolk Counties Including: Amagansett, Belle Terre, Bellport, Bridgehampton, Brightwaters, Centerport, Cold Spring Harbor, Cutchogue, East Hampton, East Moriches, East Quogue, East Setauket, Eastport, Greenlawn, Hampton Bays, Huntington, Laurel, Melville, Montauk, Nesconset, Northport, North Haven, North Sea, Northwest Harbor, Peconic, Port Jefferson, Quogue, Remsenburg, Sag Harbor, Sagaponack, Saint James, Setauket, Shelter Island, Shelter Island Heights, Smithtown, Southampton, Speonk, Stony Brook, Wainscott, Water Mill, West Hampton Dunes, Westhampton, Westhampton Beach and the surrounding south fork of Long Island. We specialize in luxury home theater installation, Control4 Home Automation, Sonos Wireless Speakers, Lutron lighting, Motorized Shades and much more! Make your life easier, safer, and more comfortable anywhere in your house, or anywhere in the world ensuring peace of mind. Our passion, innovation, and consistency for the highest level of quality has made us your premier choice for cutting-edge technology.
Company Logo

CGTech Rendering

Alabama • Alberta • Arizona • Arkansas • British Columbia • California • Colorado • Connecticut • Florida • Georgia • Idaho • Illinois • Indiana • Iowa • Kansas • Kentucky • Louisiana • Manitoba • Maryland • Massachusetts • Michigan • Minnesota • Mississippi • Missouri • Montana • Nebraska • Nevada • New Jersey • New Mexico • New York • Newfoundland and Labrador • North Carolina • North Dakota • Ohio • Oklahoma • Ontario • Oregon • Pennsylvania • Québec • Saskatchewan • South Carolina • South Dakota • Tennessee • Texas • Utah • Virginia • Washington • West Virginia • Wisconsin • Wyoming
Architect
Commercial, Residential
Architectural Design and Engineering, Design and Engineering, Interior Design
At CGTech Rendering, we specialize in high-quality 3D rendering services that support construction professionals, architects, developers, and designers in visualizing their projects with clarity and precision. Our visual solutions streamline communication, accelerate client approvals, and enhance pre-construction planning through detailed, photorealistic 3D floor plans, interior and exterior renderings, and virtual staging. We work closely with general contractors, design-build firms, and real estate teams to deliver visual assets that simplify coordination and bring architectural concepts to life — long before ground is broken. Whether you’re preparing a project proposal, design review, or real estate marketing campaign, CGTech Rendering helps you present your vision with confidence. Our Core Services: • 3D Floor Plan Renderings • Interior & Exterior Visualizations • Virtual Staging for Listings • Design Concept Visualization • Real Estate Marketing Imagery Let us help you communicate your project before it's built — with visuals that build trust.

AECSS, LLC

Alabama • Alaska • Arizona • Arkansas • California • Colorado • Connecticut • Delaware • Florida • Georgia • Hawaii • Idaho • Illinois • Indiana • Iowa • Kansas • Kentucky • Louisiana • Maine • Maryland • Massachusetts • Michigan • Minnesota • Mississippi • Missouri • Montana • Nebraska • Nevada • New Hampshire • New Jersey • New Mexico • New York • North Carolina • North Dakota • Ohio • Oklahoma • Oregon • Pennsylvania • Rhode Island • South Carolina • South Dakota • Tennessee • Texas • Utah • Vermont • Virginia • Washington • West Virginia • Wisconsin • Wyoming
Architect, Consultant, Engineer
Commercial, Healthcare, Industrial and Energy, Institutional
Architectural Design and Engineering, Bim and Model Making Services, Design and Engineering, Design Coordination Services, Electrical, Electrical Design and Engineering, Estimating, Mechanical Design and Engineering, Project Management and Coordination, Structural Design and Engineering
Fifty years in the AEC industry. Expertise in bringing together Design Teams best suited for your particular needs. Capable of Engineering Studies, Forensic Engineering, and Electrical design. Complete project design teams brought together and managed for your project. Experts in electrical systems studies, including Arc Flash. Extensive experience in DoD (Army-COE, Navy, Air Force), VA, DHS and GSA design projects. Code research, WBDG, UFGS.

Frequently Asked Questions

How many Design and Engineering contractors in Nassau, NY are on the Procore Construction Network?

There are currently 3,730 Design and Engineering contractors in Nassau, NY on the Procore Construction Network.

How can I find and connect with Design and Engineering contractors in Nassau, NY?

The Procore Construction Network allows you to search for Design and Engineering contractors in Nassau, NY that meet your business needs. Most companies provide a phone number or website on their business page so you can easily connect with them.

How can Design and Engineering contractors in Nassau, NY join the Procore Construction Network?

The Procore Construction Network is free and open to any businesses in the construction industry. Click Sign Up at the top of this page to submit your information and create your business page.

How do I know what areas Design and Engineering contractors in Nassau, NY cover?

Most businesses listed on the Procore Construction Network have updated their service area. Select a business to view a service area map and find what other areas they work in.

How do I invite Design and Engineering contractors in Nassau, NY on the Procore Construction Network to bid on projects?

The Procore platform offers a Bidding tool to Procore customers. If your company uses our Bidding solution, you can search and invite businesses on the Procore Construction Network directly from the Bidding tool. Not yet using Procore? Request a demo.

How many Design and Engineering contractors in Nassau, NY are on the Procore Construction Network?

There are currently 3,730 Design and Engineering contractors in Nassau, NY on the Procore Construction Network.

How can I find and connect with Design and Engineering contractors in Nassau, NY?

The Procore Construction Network allows you to search for Design and Engineering contractors in Nassau, NY that meet your business needs. Most companies provide a phone number or website on their business page so you can easily connect with them.

How can Design and Engineering contractors in Nassau, NY join the Procore Construction Network?

The Procore Construction Network is free and open to any businesses in the construction industry. Click Sign Up at the top of this page to submit your information and create your business page.

How do I know what areas Design and Engineering contractors in Nassau, NY cover?

Most businesses listed on the Procore Construction Network have updated their service area. Select a business to view a service area map and find what other areas they work in.

How do I invite Design and Engineering contractors in Nassau, NY on the Procore Construction Network to bid on projects?

The Procore platform offers a Bidding tool to Procore customers. If your company uses our Bidding solution, you can search and invite businesses on the Procore Construction Network directly from the Bidding tool. Not yet using Procore? Request a demo.