Best Real Estate and Construction Companies in Connecticut, United States
The 268 best Real Estate and Construction companies in Connecticut, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: QXO.
Ranked: Best Real Estate and Construction companies in Connecticut
| # | Company | Last round | Disclosed funding | Employees | Stage | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|---|
| 1 | A & S Nathan Heating & Cooling Provider of residential & commercial HVAC services | — | — | 18 | Unfunded | — | WordPressMySQLPHP+23 | — | — |
| 2 | a.h. harris A.H. Harris Construction Supplies is the premier one-stop shop for all of your building material needs. | — | — | 600 | Acquired | Kimberly Corwin CEO & President | — | 7,160 patents Patents concentrated in computing, sensing & instrumentation | — |
| 3 | A.Molly Company Provider of fire damage restoration contractor services | — | — | 69 | Funding Raised | — | — | 35 patents Enzymatic nucleic acid sequencing reagents and in situ detection platforms for therapeutic discovery | — |
| 4 | A/Z Provider of designing, construction, and maintenance services | — | — | 481 481 → 430 (-11%) | Acquired | Andi Vigue CEO | WordPressMySQLPHP+21 | — | — |
| 5 | AAIS Provider of property management services | — | — | — | Acquired | — | — | — | — |
| 6 | abatement industries group Abatement Industries Group is an asbestos abatement and selective demolition contractor. | — | — | 65 | Acquired | — | — | 7 patents Portable industrial air filtration systems for dust and particulate removal | — |
| 7 | Ace Construction and renovation experts serving Connecticut, New York, and Massachusetts | — | — | 57 | Unfunded | — | — | — | — |
| 8 | Advantage Maintenance Provider of commercial cleaning services | — | — | 170 | Unfunded | Tom Wilkinson Owner | WordPress Block EditorwpBakeryWordPress+32 | — | — |
Top 12 Real Estate and Construction companies in Connecticut
#1
Public · Greenwich, Connecticut · founded 1995$3Braised▾
QXO is a technology solutions company that serves clients across the manufacturing, distribution, and service sectors. The company provides consulting and implementation services to help clients optimize their operations and improve their performance. With a focus on innovation and technology, QXO is positioned to become a leader in the building products distribution industry.
- Jan 2026Post IPO$3B
#2
Funding Raised · Shelton, Connecticut · founded 2019$237.4Kraised▾
Operator of housing providing affordable and safe living environments for residents. It offers housing options to mixed populations, including families, children, seniors, and persons with disabilities. The organization is governed by a board of commissioners, with meetings open to the public. It adheres to regulations and operates as an equal opportunity provider and employer.
- Dec 2025Grant (prize money)—
- Nov 2025Grant (prize money)$37.8K
- Jun 2025Grant (prize money)$37.8K
- May 2025Grant (prize money)$47.5K
#3
Series A · Milford, Connecticut · founded 2022 · 1 employees$807Kraised▾
Online platform for buying and selling homes quickly and easily, with instant value estimates and a comprehensive inventory of properties available.
- Jul 2024Series A$787K
- 2023Seed$20K
#4
Acquired · New Haven, Connecticut · founded 1981 · 127 employees$150Mraised▾
Manufacturer of door locks, knobs, and other building accessories
- Apr 2021Series D$150M
#5
Acquired · Greenwich, Connecticut · founded 1987 · 104 employees$120Mraised▾
Developer, investor, asset manager, and property manager of residential apartments. The firm focuses on development, equity investment, asset management, and property management activities. It has presence in both the luxury rental apartment and affordable housing sectors. The firm executes all phases of the businesses: land acquisition, governmental approvals and entitlements, design and construction, equity arrangement, and long term asset and property management. The objective is to create a residential experience for residents and optimize economic returns for developer clients, partners, and investors.
- Mar 2019Conventional Debt$120M
#6
Series B · New Haven, Connecticut · founded 2004 · 72 employees$22.1Mraised▾
Provider of corporate and executive dining rooms services
- Jun 2019Conventional Debt$12.5M
- May 2017Conventional Debt$2.5M
- Jul 2011Series B$7.1M
#7
Funding Raised · Rocky Hill, Connecticut · founded 1969 · 134 employees$26.7Mraised▾
Provider of affordable housing finance solutions
- Apr 2012Grant (prize money)$179.3K
- Feb 2011Grant (prize money)$125.5K
- Nov 2009Grant (prize money)$116.8K
- Jul 2009Grant (prize money)$26.2M
#8
Acquired · Windsor, Connecticut · founded 1969 · 4367 employees$15.5Mraised▾
Provider of engineering and construction management services to multiple industries such as power and utilities, real estate, water, wastewater, etc.
- Sep 2011Grant (prize money)$200K
- Jun 2009Series B$15.5M
#9
Seed · Cromwell, Connecticut · founded 2011$115Kraised▾
Provider of brokerage services for selling of commercial properties
#10
Funding Raised · Greenwich, Connecticut · founded 1995 · 15 employees$3Mraised▾
Real estate professionals association
- Dec 2021Grant (prize money)$3M
#11
Funding Raised · West Haven, Connecticut · founded 2013$1.8Mraised▾
Operator of housing programs enhancing affordable living opportunities for families. It provides various housing options, including public housing, voucher programs, and market rate rentals. The organization focuses on addressing the housing needs of individuals, families, seniors, and disabled persons. It aims to support independent living and promote resident empowerment through community partnerships.
- Dec 2009Grant (prize money)$1.2M
- Dec 2008Grant (prize money)$497.6K
- Sep 2008Grant (prize money)$103.3K
#12
Funding Raised · Hartford, Connecticut · founded 1988$998.2Kraised▾
Provider of affordable housing, resident services, and community development programs. It builds and manages affordable housing for families. The organization offers programs including rental classes, financial counseling, and leadership development. It also provides activities and events for residents, along with resources like food pantries and workshops.
- Apr 2015Grant (prize money)$168.7K
- Mar 2012Grant (prize money)$165.9K
- Aug 2010Grant (prize money)$165.9K
- May 2009Grant (prize money)$165.9K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Real Estate and Construction coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.