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Commercial Facilities
Since 1989, Grigg & Davis Engineers have provided consulting engineering services on the numerous commercial projects including:  1) Kinko's, White Plains, NY; 2) Linens-N-Things stores located in Levittown, NY; Midway Shopping Center, Scarsdale, NY; Levittown, NY; Manchester, CT; Manhasset, NY;  Atlantic City, NJ; Arsenal Mall  - Watertown; n, NY; Linens-N-Things Chicago, IL; Brooklyn, NY & Chelmsford, MA;
- Pathmark's located in Port Jefferson, NY; Weehawken, NJ; Hackensack, NJ, Newington, CT; Jersey City, NJ; Monsey, NY; Garden City, NY.

-Foot Action located in the Cambridge Galleria -Cambridge, MA & City Place - Silver Spring, MD
-Cingular Wireless located in Cambridge, MA New Hyde Park, NY; Richmond, VA; Wikes Barre, PA; Avon, MA; Norfolk, VA; Harrisburg, PA;
-AT&T facilities located at 20th Floor, 32 Avenue of Americas, NYC; 33 Thomas Street #9, NYC;  811 10TH Avenue #1 - NYC; Airmont, NY; Augusta, ME; Baltimore, MD; Bangor, ME; Blackstone, MA; Burlington, VT; Cambridge, MA; Cambridge, MA; Colonie, NY; Framingham, MA; Framingham, MA; Hartford, CT; Huntington, MA; Lawrence, MA; Littleton, NH; Manchester, NH; New Haven, CT; New London, CT ; Portland, ME; Poughkeepsie, NY; Presque Isle, ME,  Putnam Valley, NY; Rego Park, NY; Rego Park, NY; Springfield, MA & Worchester, MA;.
- Prototypical AT&T - Satellite Dish Protection Screen;
- AT&T, AWS facilities located in Albany, NY; Allentown, PA; Atlanta, GA; Baltimore, MD; Boston, MA; Buffalo, NY; Chicago, IL; Culloden, WV; Dallas, TX; Garden City Park, NY; Harrisburg, PA; Indianapolis, IN; Jackson, MS; Knoxville, TN; Little Rock, AR; Louisville, KY; Pittsburg, PA; Rochester, NY; Syracuse, NY; Westbrook, ME; Wilkes Barre, PA & York, PA
- Verizon facilities located at  Long Beach, NY; Nyack, NY; Oyster Bay, NY; Patchogue, NY; Jamaica, NY; Hoe Ave., Bronx, NY; Bronx River Ave., Bronx, NY; 36th Str., NYC; 42 New Dorp Lane, NYC; 204 Second Ave., NYC;  227 E. 30th Str. , NYC; 5030 Broadway,  NYC; 5030 Broadway, NYC; 7701 Third Ave., Brooklyn, NY; 208 East 79th Str. , NYC; 415 West 50th Str., NYC; 624 West 48th Str., NYC; 1775 Grand Concourse, Bronx, NY; 21st Fl, 140 West Str., NYC; 208 East 79th Str., NYC; 1095 Avenue of Americas., NYC.

Public Facilities
Grigg & Davis Engineers have provided consulting engineering services on the following public facilities:
Rehabilitation of the Westchester County Center, White Plains, NY; New - Rutland Train Depot & Train Platform, Rutland, VT; New Burlington Bath House & Picnic Shelter, Burlington, VT; Clean-air rehabilitation of five (5) White Plains Fire Houses, White Plains, NY; Structural modifications of the Scarsdale Fire Station, Scarsdale, NY. 
In the New York metropolitan area, Grigg & Davis Engineers have supplied consulting engineering services to a number of local municipalities, including Irvington, Hastings-on-Hudson, Mamaroneck, Putnam Valley, Scarsdale & White Plains, New York. 

Grigg & Davis Engineers have been designed  and detailed numerous  retaining walls of all types. The names and addresses of our clients which are with held for privacy reasons.  On the grounds of Victoria Convalescent Home in Ossining, NY, are two types of retaining walls, which Grigg & Davis Designed:, consisting of  1)  very long, tall cast-in-place concrete wall, and 2) tie-back, segmental masonry retaining wall (see enclosed photo).

The enclosed photos feature the civil engineering work at the Victoria Convalescent Home in Ossining, New York, which Grigg & Davis Engineers provided related to parking lot & roadway reconstruction, lamp lighting, walkway construction (using pavers), drainage piping, drywells, and catch basin installation.