Studio G Architects to Name New Principal in 2027
The Boston firm will transition to new leadership as its founder prepares to retire after 30 years in business.
Updated on Oct. 16, 2026 in People

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Gabriela Shelburne is set to become managing principal of Studio G Architects on January 1, 2027, as firm founder Gail Sullivan begins a planned transition toward retirement. This leadership change marks a new chapter for the Boston-based architecture firm, which has operated for over 30 years.
Why it matters
The transition represents a shift in long-term management strategy for the architecture firm, directly impacting how the business handles internal recruitment and client engagement. Owners can observe this succession process as a case study for sustaining operational continuity after three decades of founding leadership.
Studio G Architects has operated for more than 30 years, building a portfolio that includes the 68,000-square-foot Franklin Cummings Tech and the 46-unit Residences at Lawrence Hill. The firm's upcoming pipeline includes the 23-unit 273 Highland development.
The players
Gabriela Shelburne
The incoming managing principal of Studio G Architects who leads firm management and business development.
Gail Sullivan
The founder of Studio G Architects who is transitioning toward retirement after more than 30 years of leadership.
Studio G Architects
A Boston-based architecture firm focused on projects including institutional and residential developments.
The details
Shelburne, who joined the firm in 2011 and became a principal in 2024, will assume responsibility for firm management, business development, and staff recruitment. Her approach to client relationships centers on structured workshops and visioning sessions, a methodology that will now anchor the firm's strategic growth. Sullivan will continue her transition until her planned retirement at the end of 2027.
Timeline
2011: Shelburne joined Studio G Architects.
2024: Shelburne was named principal.
November 2026: 273 Highland is scheduled to open.
January 1, 2027: Shelburne becomes managing principal.
December 31, 2027: Sullivan retirement date.
Market Landscape
This leadership transition follows the industry-standard multi-year handover process documented in the AIA's architectural firm succession planning benchmarks. The move reflects a broader trend of long-term strategic planning among established firms to ensure operational stability during founder exits.
Firm owners looking to replicate this succession should note the multi-year runway provided by the outgoing founder to preserve client relationships. Business development leaders should track how the firm maintains its specific visioning session methodology during the transition period.
The takeaway
Effective transitions require years of planning, with the incoming leadership already established in senior roles before the official handover date. Business owners should review their own internal succession timelines to identify potential gaps in leadership capacity well before a founder intends to exit.
What happens next
The 273 Highland development is scheduled to open in November 2026, marking a significant project completion for the firm ahead of the 2027 leadership transition.
Further reading
Learn more about local leadership shifts in Boston People.
Source note: This article includes information reported by Nerej.
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