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Charles H. Toothill II AIA 

Professional Credentials:              


Registered Architect (2003 – present): New York state license No. 029632

LEED AP Building Design + Construction (2009 – present): USGBC ID No. 6686


Member of the American Institute of Architects (2010 – present):  No. 38070165



Columbia University (New York, NY)

Master of Architecture, 1999


Georgia Institute of Technology (Atlanta, GA)

Bachelor of Science in Architecture with Honor, 1996



Toothill Architecture PLLC (2021 - present)

  • Founder and Principal

  • Toothill Architecture synthesizes the open-ended possibilities of conceptual thinking with disciplined problem-solving.  Clear ongoing communication and collaboration with clients is seen as essential in achieving successful projects that emphasize user comfort, sustainability, and context-sensitive design.   Work is focused on projects in the greater New York City area.

  • As of November 2022, serves on the Board of Architectural Review for the Town of Mamaroneck, New York 


Robert A.M. Stern Architects (RAMSA): New York, NY (1999 - 2021)

  • Managed, designed, and detailed projects including private residences, multi-family residential buildings, institutional buildings, and town plans in locations as near as New York and as far as Hong Kong and Almaty, Kazakhstan.  Project sizes varied from two thousand to two million square feet.

  • Project development for domestic and international work

  • Leadership roles in the office’s sustainability and standards committees - leading role in establishing the firm’s policies for quality assurance and quality control and the creation of a model drawing set.

  •  A mentor to junior staff and resource to staff with questions pertaining to architectural detailing and building technology

On the boards at Toothill Architecture PLLC:


  • River View Residence in Town of Mamaroneck, NY (2022 – present) Renovation of a 3,500 SF mid-century residence with a 250 SF kitchen addition and a new 900 SF over-garage loft apartment. Status: Under-design  

  • Rye Neck Residence in Village of Mamaroneck, NY (2022 – present) Expansion of an existing 1250 SF 1931 residence into a 2400 SF modern home with an enlarged open kitchen, new family room and primary bedroom suite that preserves the homes’ historic character. Status: Under-design / preliminary pricing

  • Downtown Dutch Colonial in Larchmont, NY (2021 – present) Creation of a backyard veranda and patio spaces to improve use of outdoor areas. Status: Approved by Village Planning and Architectural Review Boards

  • Hillside House in Larchmont, NY (2021 – present) Creation of a backyard screened-in porch and deck with outdoor terraces and retaining walls to mediate a steep sloped site.  Status: Under-design

  • Pete’s Social Outdoor Dining Patio in Town of Mamaroneck, NY (2021) Creation of a new 900 SF illuminated, landscape outdoor dining patio. In collaboration with Larchmont Nurseries & Construction. Status: Approved by Architectural Review Board; On-hold


Select Projects – Robert A.M. Stern Architects (RAMSA):    


Private Residences:  

  • Residence on Repulse Bay in Hong Kong: 10,000 SF (2003 – 2014) Role: Project manager / architect from inception through design development; review of local architect’s documentation through construction documentation

  • Residence overlooking Michelangelo Park in San Francisco, CA: 2,400 SF (2003-05) Role: Project manager / architect from schematic design through construction administration


Commercial Office Interior Fit-Outs:


Institutional / Academic:

  • Museum of American Revolution in Philadelphia, PA; 117,000 SF (2013-14, completed 2016) LEED bd+c v3 Gold certified.  Role: Building envelope / exterior detailing leader during construction documents phase


Mixed-Use/Multifamily Residential and Retail:

  • St. George's Mansions:  186 residential units with extensive amenity spaces and parking in Kowloon, Hong Kong; 400,000 SF (2018 – present, currently under construction) Role: Project manager from concept design through design development

  • Edwin’s Place: 126 unit supportive and affordable housing with retail in Brooklyn, NY; 110,500 SF (2014 – 2021) - pursuing Green Globes certification.  Role: Project architect from schematic design through project completion and close-out

  • Almaly Mall and Pedestrian Plaza: Street conversion to a pedestrian retail plaza in Almaty, Kazakhstan; 880,000 SF (2016, currently under jurisdictional review). Role: Project manager / architect – masterplan

  • Ritz-Carlton Almaty: 112 key hotel and 159 private residences with extensive amenities in Almaty, Kazakhstan; 1,200,000 SF (2006–09, unbuilt).  Role: Project manager / architect through construction documents

  • Baisetova Square: 516 residential units with retail in Almaty, Kazakhstan; 2,200,000 SF (2006–07, unbuilt).  Role: Project manager / architect through design development

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