---
title: "Design Development LI — Home Builders | Houzz"
canonical_html_url: https://www.houzz.com/professionals/home-builders/design-development-li-pfvwus-pf~881745569
markdown_url: https://www.houzz.com/md/professionals/pf~881745569.md
entity_type: LocalBusiness
business_name: "Design Development LI"
category: ["Home Builders"]
image: https://st.hzcdn.com/fimgs/7743b2110550a8d7_3882-w400-h400-b0-p0--.jpg
address: "Ronkonkoma, New York 11779, United States"
latitude: 40.8351
longitude: -73.1312
phone: "(631) 235-2179"
website: http://www.desdevli.com
rating: 0
review_count: 0
followers: 30
last_updated: 2026-09-03
---

# Design Development LI

Original Houzz profile: [Design Development LI](https://www.houzz.com/professionals/home-builders/design-development-li-pfvwus-pf~881745569)

## Professional summary

- **Primary category:** Home Builders
- **Location:** Ronkonkoma, NY
- **Serves:** East Hampton, Southampton, Amagansett, Mountauk, Wainscott, Sagaponack, Sagg Harbor
- **Houzz rating:** 0.0 out of 5 (0 reviews)

## About

### Houzz Badges

- 25 Ideabook Saves

At DESIGN DEVELOPMENT, we share your commitment to creating spaces that communicate your dedication to quality.

We are a New York based general contractor and construction management team with the expertise, work ethic, and communication tools needed to bring your project from virtual blueprint to reality-on budget and on time.

DESIGN DEVELOPMENT has earned a reputation for excellence through hands-on experience.  We undertake projects ranging from precision kitchens, baths, and closet installations, to custom new homes and renovations with the same dedication to getting every detail exactly right.  Whether our team is commissioned to renovate an existing room or residence or construct a new  home, our managing partners remain actively involved in every step of the process.

With two full-time millwork fabrication facilities, one in New York City and one on Long Island, our team of highly trained artisans and licensed tradesmen are ready to manufacture and install all of our own custom millwork.  We are proud to offer our clients a rare combination of timeless craftsmanship, innovation, and unsurpassed service.

When you require a contracting team that understands your unique needs, let DESIGN DEVELOPMENT be part of your project.  We have the solutions, materials, and commitment to bring out the best in your project.

### Services Provided

- CONSTRUCTION MANAGEMENT & GENERAL CONTRACTING: •New Construction •Remodeling & Renovations •Value Engineering CONSTRUCTION CONSULTING: •Pre-purchase Estimating •Planning and Budgeting •Permit Process & Expediting

### Areas Served

- East Hampton
- Southampton
- Amagansett
- Mountauk
- Wainscott
- Sagaponack
- Sagg Harbor

## Business Details

| Field | Value |
| --- | --- |
| Business Name | Design Development LI |
| Address | Ronkonkoma, New York 11779, United States |
| Phone | (631) 235-2179 |
| Website | http://www.desdevli.com |
| Followers on Houzz | 30 |

## Contact

- **Houzz profile:** [Design Development LI](https://www.houzz.com/professionals/home-builders/design-development-li-pfvwus-pf~881745569)
- **Website:** http://www.desdevli.com
- **Phone:** (631) 235-2179

## Selected projects

- [Stamford Renovation](https://www.houzz.com/hznb/projects/stamford-renovation-pj-vj~1093757)
  - Location: Not specified
  - Photos: 13
  - Description: All cabinetry, doors, and moulding are hand made at our mill work shop on Long Island and installed by our in-house tradesmen. Wood species & cut: Rift White Oak KITCHEN: Rift White Oak Cabinets, Distressed Center Island, Hammered Blackened Stainless Steel Stove Rack & Brackets, Reclaimed Hand Hewn Beams DINING ROOM: Wall Paneling with Concealed Cabinet HOME BAR: Custom Bar, Coffered Ceiling, Window Trim LIVING ROOM: Custom Cut Applied Mouldings ENTRY: Custom Door, Built-in Cubies, Bench with Dr…
- [Amagansett New Home](https://www.houzz.com/hznb/projects/amagansett-new-home-pj-vj~1093782)
  - Location: Not specified
  - Photos: 15

[See all 2 projects](https://www.houzz.com/professionals/home-builders/design-development-li-pfvwus-pf~881745569)

## Ideabooks

- [22 Pine](https://www.houzz.com/ideabooks/108263764/list/22-pine) — 8 ideas
- [Kitchen](https://www.houzz.com/ideabooks/62569615/list/kitchen) — 1 idea
- [designdevelopmentli's ideas](https://www.houzz.com/ideabooks/50476979/list/designdevelopmentli-s-ideas) — 1 idea

[See all 3 ideabooks](https://www.houzz.com/ideabooks/users/designdevelopmentli)

---

*Source: Houzz professional profile. Reflects the profile as of 2026-09-03.*