Cornerstone Celebrates 30th Anniversary

Cornerstone Architectural Group • September 29, 2017

Cornerstone Architectural Group, LLC, celebrated 30 years in business during a reception at the firm’s Hamilton Boulevard office building. Staff, invited guests, clients, business partners, friends and family gathered at an outdoor social gathering amid tasty treats and favorite beverages. The celebration was highlighted by Borough Council President Derryk C. White, when he presented and read a proclamation from the Mayor’s office congratulating the partners and staff of Cornerstone on their 30th Anniversary.



Ranked by NJ Biz Magazine as one of New Jersey’s top 50 architectural design firms. Cornerstone Architectural Group is a local, design award winning firm that specializes in professional services in architecture, interior design, land planning and construction management. The firm employs a staff of ten at its South Plainfield office. The firm delivers design excellence in public, civic and commercial buildings.

Four men standing together outdoors, smiling as two hold a framed certificate, with a park-like background.

Pictured (left front to right): Firm partners Robert M. Longo, AIA, Robert F. Barranger, AIA and Michael G. Soriano, AIA, receive a special proclamation from Borough Council President Derryck C. White.
A large group poses for a photo around a table with a cake in front of a white house.

< Older Post

Newer Post >

Share this article

Recent Posts

Modern office lobby with glass entry doors, colorful ceiling tiles, and gray lockers on the right

What to Know Before Starting a Tenant Improvement Project

By Robert Longo • October 22, 2026
A practical guide to tenant improvement projects: what to check in your lease, who's responsible for what, and why to bring in an architect before you sign.
Modern lounge with patterned rug, red chairs, small tables, and a bookshelf by large windows.

How early building code analysis prevents costly design changes

By Robert M. Longo, AIA • September 28, 2026
Most renovation surprises aren't surprises at all: they're code issues that nobody looked for early enough. Learn how Cornerstone's early code analysis process identifies the triggers that blow up budgets before they become change orders.

The Biggest Reasons Commercial Projects Get Delayed and How to Plan for Them

By Robert Longo • August 27, 2026
Learn why commercial architecture projects get delayed in municipal approvals and how to avoid these common setbacks with realistic planning and expert guidance.
SHOW MORE