Core Four Construction: Detailed Company Information & Corporate Profile
Summary
Core Four Construction operates out of New York and specializes in building projects across the United States. The company delivers end‑to‑end services including pre‑construction planning, construction management, value engineering, administration, general contracting, interior fit‑outs, office renovations, infrastructure works, storefronts and façade installations.
With a lean team of 10–50 professionals and an annual revenue between $10 million and $50 million, Core Four focuses on delivering quality outcomes for mid‑scale commercial and residential developments.
Leadership includes President Danny Sullivan who steers overall strategy; Joseph Riley EIT heads estimating; Sarah English serves as Assistant Project Manager; Kieran McKay leads business development; George Casha acts as project manager/general superintendent; and others such as Jack Dobrich, Matt Sullivan, John Meara, Eldina Rudi, Kieran Joseph Kilduff and Phil Thompson manage project execution and supervision. Together they combine expertise in design‑build collaboration, cost control, and site‑level delivery to meet clients’ objectives.
| Core Four Construction Website | core4inc.com |
| Industries | |
| Core Four Construction Headquarters Address | 200 Madison Ave, New York, US |
| Company Size | 10-50 employees |
| Specialities & Services | PRE-CONSTRUCTION, CONSTRUCTION MANAGEMENT SERVICES, VALUE ENGINEERING/MANAGEMENT, CONSTRUCTION ADMINISTRATION, GENERAL CONTRACTING, GENERAL CONSTRUCTION, INTERIOR FIT-OUTS, OFFICE RENOVATIONS, INFRASTRUCTURE, STOREFRONT, FACADE |
| Estimated Annual Revenue | $10M - 50M |
| Updated: | 2026-09-28 |
Estimated Website Traffic
The chart shows a decline in traffic to the core4inc.com website. In September, traffic decreased to 162, compared to 208 in the previous month. The highest traffic in 2026 was recorded in January, reaching 347 visits.
Workforce Turnover
Length of Employment
Core Four Construction's workforce includes employees across a wide range of tenure levels.
40% have been with the company for 1 to 2 years20% have been with the company for 3 to 4 years20% have been with the company for 5 to 7 years20% have been with the company for more than 11 years
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Core Four Construction Corporate Information: FAQ
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