William Janetschek
Co-Founder & COO
Leadership · Brokerage · LinkedIn
William Janetschek is Co-Founder & COO of Nomad Group. He works across the firm’s brokerage platform, leading complex tenant searches and agency assignments while helping drive execution across the business. His focus is keeping deals moving from strategy through signed lease.
Recent transactions
Deals William worked on.
Tenant Representation
Vendelux
Penn Plaza · 13,853 SF
Signed July 2026 · Move-in October 2026
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Tenant Representation
Fuel Cycle
Hell’s Kitchen · 3,354 SF
Signed August 2026
Read the storyFlex by Nomad
Grow Channels
NoMad · 2,500 SF
Signed August 2026
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Flex by Nomad
Wild
Midtown South · 3,500 SF
Signed July 2026 · Move-in August 2026
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Tenant Representation
Sapien
Flatiron · 10,500 SF
Signed July 2026 · Move-in July 2026
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Tenant Representation
Fever
SoHo · ~15,000 SF
Signed February 2026 · Move-in June 2026
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Tenant Representation
Overtone
Flatiron · ~5,500 SF
Move-in June 2026
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Owner Representation
Extend
Flatiron · 8,750 SF
Signed May 2026 · Move-in June 2026
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Flex by Nomad
Hedgineer
Chelsea · 3,480 SF
Signed June 2026 · Move-in June 2026
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Tenant Representation
Small Door
NoMad · 5,532 SF
Signed June 2026 · Move-in June 2026
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Tenant Representation
Manifest
Flatiron · 18,200 SF
Signed March 2026 · Move-in May 2026
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Tenant & Owner Representation
Simpli
Midtown South · 5,500 SF
Move-in May 2026
Read the storyTenant Representation
Flourish
Hudson Square
Signed April 2026 · Move-in April 2026
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Owner Representation
MUBI
NoMad · 6,000 SF
Signed November 2025 · Move-in March 2026
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Tenant Representation
Wagmo
Financial District · ~4,800 SF
Signed February 2026 · Move-in March 2026
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Tenant Representation
Fairmint
Times Square · 4,109 SF
Signed December 2025 · Move-in January 2026
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Tenant Representation
Grameen America
NoMad · 5,651 SF
Signed November 2025
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Tenant Representation
Accrete
Financial District · 13,757 SF
Signed February 2025 · Move-in June 2025
Read the storyOwner Representation
Stout NYC
Tenant placed · Penn Plaza · ~16,000 SF
Signed April 2025
Read the storyOwner Representation
Ai Media Group
Tenant placed · Penn Plaza · 7,375 SF
Signed April 2025
Read the storyTenant Representation
Small Door
Chelsea · 5,500 SF
Signed January 2025 · Move-in February 2025
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Cocoon
Upper West Side · 13,900 SF
Move-in February 2025
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Tenant Representation
DeepIntent
Bryant Park · 14,000 SF
Move-in October 2024
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Tenant Representation
Optimove
Bryant Park · 10,343 SF
Signed October 2024
Read the storyOwner Representation
Obligo
Tenant placed · Flatiron · 6,000 SF
Signed September 2024 · Move-in October 2024
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Fever
SoHo · 7,300 SF
Signed August 2024 · Move-in September 2024
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Owner Representation
M&C Saatchi
Tenant placed · NoMad · 6,000 SF
Signed June 2024
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Tenant Representation
PAIGE
SoHo · 8,000 SF
Move-in May 2022
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Tenant Representation
FloraFauna AI
Williamsburg, Brooklyn · 7,100 SF
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Tenant Representation
Authentic
Flatiron · 5,500 SF
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Tenant Representation
ToltIQ
NoMad · 3,500 SF
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Tenant Representation
Haven
Chelsea · 3,500 SF
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Tenant Representation
Alternative Payments
Bryant Park · 4,400 SF
Read the storyIn the press
Deals William worked on, in the press.
Commercial Observer
Fuel Cycle signs a direct lease for its Midtown office
Fuel Cycle converted from a subtenant to a direct lease for the 3,354 SF office it already occupied.
Commercial Observer
Extend takes a full floor in Flatiron
Document processing platform Extend signed for an 8,750 SF full floor.
Commercial Observer
Manifest Law subleases a full floor in Flatiron
Immigration law firm Manifest Law took an 18,200 SF full floor on a sublease.
Commercial Observer
VTEX takes a full floor in Midtown
VTEX signed for a 5,672 SF full floor for its New York team.
Commercial Observer
Seven new leases at one Midtown building, two with Nomad
The roundup includes Malone Creative Group (4,000 SF) and Fairmint (4,109 SF).
Commercial Observer
Stout NYC moves its flagship pub near Penn Station
Stout signed for about 16,000 SF across three levels, less than three blocks from its old home.
Commercial Observer
Ai Media Group moves one block, into a larger office
AI-driven marketing agency Ai Media Group signed for 7,375 SF.
The Real Deal
Cocoon among Manhattan’s top retail leases of the month
The Real Deal’s monthly roundup ranked Cocoon’s Upper West Side lease sixth among Manhattan’s top retail leases of February 2025.
Commercial Observer
DeepIntent takes a full floor near Bryant Park
Healthcare advertising company DeepIntent signed for a 14,000 SF full floor, up from 9,832 SF.
Commercial Observer
Accrete expands to a full floor in the Financial District
AI company Accrete grew from 6,681 SF to a 13,757 SF full floor in the same building.
Commercial Observer
Cocoon opens its second New York clubhouse
Family membership club Cocoon signed for 13,900 SF across three levels on the Upper West Side.
Commercial Observer
Optimove moves to a larger headquarters near Bryant Park
AI customer marketing platform Optimove signed for 10,343 SF.
Clients
Selected clients.
3sixteenAqua VoiceFaction AIFlourishGrow ChannelsNirvana HealthOros MarketsPhoebeProtocoleRare VolumeTurboCocoonFor owners
Buildings we represent.
Buildings where William leases space on behalf of ownership.
Total agency square footage represented: 1,391,000 SF
- 1235–1239 Broadway16 stories · 250,000 SFNoMad
- 213 West 35th Street15 stories · 200,000 SFPenn Plaza
- 115 West 30th Street12 stories · 170,000 SFChelsea
- 900 Broadway10 stories · 130,000 SFFlatiron
- 153 West 27th Street12 stories · 125,000 SFChelsea
- 127 West 26th Street12 stories · 114,000 SFChelsea
- 137 East 25th Street11 stories · 95,000 SFMadison Square Park
- 104 West 27th Street12 stories · 85,000 SFChelsea
- 119 Fifth Avenue8 stories · 75,000 SFUnion Square
- 22 West 27th Street12 stories · 72,000 SFNoMad
- 24 West 30th Street12 stories · 36,000 SFNoMad
- 147 West 26th Street6 stories · 24,000 SFChelsea
- 32 West 28th Street5 stories · 15,000 SFNoMad
Insights
Insights by William.
Neighborhoods
Pinterest Plots Its Next Chapter with a Pin on Unicorn Lane
An 11-year lease for roughly 83,000 square feet more than doubles Pinterest’s New York office, and shows how well repositioned prewar towers are competing for tech tenants.
Neighborhoods
Wake-Up Call: Luckin’s Tech-First Approach Hits NYC
China’s largest coffee chain opened its first U.S. stores in Greenwich Village and NoMad, with no registers, little seating and orders taken only through its app. Why the format fits high-rent Manhattan, and why NoMad.
Neighborhoods
The Rise of Unicorn Lane: How Midtown South Became NYC’s Hottest Tech Corridor
How the stretch of Broadway around Madison Square Park became the center of New York’s tech leasing, what the corridor offers a growing company, and how to lease there when good space is scarce.
Planning your next NYC office?
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