What Js Sullivan Development does

JS Sullivan Development is a San Francisco-based, privately held real estate development and construction firm that operates a vertically integrated business model spanning land acquisition, entitlements, construction, and direct sales. The company specializes in modern, mixed-use, urban infill residential condominium projects within San Francisco neighborhoods including Mission, SOMA, Russian Hill, Hayes Valley, and Duboce Triangle, serving individual residential buyers seeking new-construction inventory in supply-constrained urban infill locations.

The firm's product portfolio encompasses 15+ completed developments — Maison Pacific (53 residences, Russian Hill), 198 Valencia (Mission), Maison a Soma (SOMA), and the currently selling Renou are the most recently active; the remainder (Norvoir, One Franklin, 870 Harrison, Fifteen Fifteen, Blanc, 299 Valencia, La Maison, 1188 Valencia, 719 Larkin, 1433 Bush, Maison au Pont, Elevant, and Noir) are sold out. Units span studio through penthouse configurations, ranging from approximately 450 sq ft to ~2,003 sq ft, with common interior specifications including white oak hardwood flooring, Smeg/Bosch/Grohe appliances, and Silestone quartz countertops. Notable technology integrations are limited to commodity smart-home and connectivity amenities — Latch™ keyless smart locks (198 Valencia) and Google Fiber Webpass high-speed internet — both third-party-supplied rather than proprietary AI/ML systems.

Revenue is realized on a one-time basis at the closing of each condominium unit sale, with no recurring or SaaS component. The firm runs an in-house sales and marketing division (JS Sullivan Sales | Marketing) that operates dedicated property-specific microsites, an Instagram channel (@jssullivandevelopment), Calendly-integrated private-tour registration, and BMR (Below Market Rate) affordable-housing partnerships — with no third-party distribution or reseller channel. California DRE license #0209749 governs operations, and only one leadership figure — Creative Director Alan Tse — is named in the source data, against a reported headcount of 11-50.

Name

Js Sullivan Development

Legal name

JS Sullivan Development

Website

https://js-sullivan.com

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

San Francisco private real estate developer specializing in vertically integrated modern, mixed-use urban infill condominium projects; sells directly to individual residential buyers in Mission, SOMA, Russian Hill, and Hayes Valley neighborhoods.

Ownership category

akta.pro rank

Product category

Residential Real Estate Development

NAICS

Land Subdivision (23721), Offices of Real Estate Agents and Brokers (53121)

SIC

Land Subdividers & Developers (No Cemeteries) (6552), Operative Builders (1531), General Bldg Contractors - Residential Bldgs (1520)

akta.pro primary industry

Residential Land Development & Subdivision Homebuilding (Build-to-Sell Communities) (IMAFABAL)

akta.pro secondary industry

New Construction & Builder Sales (BPAJAAAB)

Keywords

• Urban infill development
• Residential condominium development
• Mixed-use real estate
• Property construction services
• Condominium sales

Headquarters

HQ city

San Francisco

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Supply Chain, Operations, Personnel, Marketing or Sales, Others

Revenue model

1. Residential Condominium Sales: One-time sale of newly developed residential condominiums. The company acquires land, manages entitlements, oversees construction, and sells finished units directly to buyers. Revenue realized upon closing of each unit sale.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

JS Sullivan Development is a San Francisco-based real estate development and construction firm that acquires land, manages entitlements, oversees construction, and sells newly built residential condominiums directly to buyers. The company specializes in modern, mixed-use, urban infill projects in San Francisco neighborhoods such as Mission, SOMA, Russian Hill, Hayes Valley, and Duboce Triangle. Its portfolio includes studio through penthouse configurations delivered with high-end interior finishes and integrated smart-home features.

Product overview

JS Sullivan Development is a San Francisco-based real estate development and construction firm offering a portfolio of modern, mixed-use, urban infill residential projects. The company operates as a single unified offering rather than a platform-with-modules architecture, directly managing all aspects from acquisition and entitlements through construction and sales. Their active product portfolio includes 198 Valencia (Mission district condominiums), Maison Pacific (Russian Hill condominiums), Maison a Soma (SOMA district condominiums), and Renou (currently selling), alongside multiple sold-out developments including Norvoir, One Franklin, 870 Harrison, Fifteen Fifteen, Blanc, 299 Valencia, La Maison, 1188 Valencia, 719 Larkin, 1433 Bush, Maison au Pont, Elevant, and Noir.

Differentiator

Problem solved

Functional benefit

Brands

• 198 Valencia: Condominium project in the Mission neighborhood of San Francisco - SOLD OUT
• Maison Pacific
• Maison a Soma
• Norvoir
• Renou
• Noir
• Elevant
• Maison au Pont
• One Franklin
• 870 Harrison
• Fifteen Fifteen
• Blanc
• 299 Valencia
• La Maison
• 1188 Valencia
• 719 Larkin
• 1433 Bush
• Maison a Soma

Segments1 record

Ideal customer profiles1 record

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

One partnership is on record.

• BMR (Below Market Rate) OwnershipminorOthersBMR ownership programs referenced for affordable housing units in certain developments like 198 Valencia. This is a city-supported affordable housing initiative rather than a commercial partnership.

Scale indicators4 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• The Swig Company: San Francisco-based owner/developer of office, multifamily, and mixed-use properties with a deep local portfolio and vertically integrated investment, development, and asset management. Highly comparable to JS Sullivan given SF-centric focus, urban infill orientation, and long-tenured local market expertise.
• Trumark Urban: Northern California division of Trumark Companies focused on urban infill, attached, and multifamily for-sale housing in the Bay Area. Directly comparable in product type (urban for-sale residential), geography (Bay Area), and target buyer (urban professionals).

Broad incumbents

• Carmel Partners: Large national multifamily developer with significant Bay Area urban infill rental activity. Overlaps with JS Sullivan on urban infill product type and Bay Area geography, though Carmel primarily builds rental apartments rather than for-sale condos.
• Related Companies: National large-scale developer of mixed-use, multifamily, and affordable housing including Bay Area infill. Competes for similar urban infill sites and condo/mixed-use product but operates at materially greater scale and across multiple asset classes.
• Tishman Speyer: Global developer of office, multifamily, and mixed-use projects including San Francisco. Comparable urban mixed-use development activity though diversified across geographies and asset classes.
• Lendlease: International developer with notable Bay Area multifamily and mixed-use infill projects. Comparable in urban infill execution but materially larger, publicly affiliated, and broader in scope than JS Sullivan's residential condo focus.
• Millennium Partners: Developer of high-rise and mixed-use residential including on the West Coast (San Francisco, Los Angeles). Comparable on luxury urban residential product and mixed-use execution in dense West Coast markets.

Regional players

• Veritas Investments: San Francisco-focused residential owner-operator and developer with extensive apartment and mixed-use holdings. Comparable SF focus and mixed-use infill strategy, though Veritas is primarily a long-term apartment owner/operator rather than a condo seller.

Emerging players

• AvantStay: Hospitality-focused short-term rental operator with selective urban condo-style development exposure. Compares on the urban infill residential unit type but operates a different business model (hospitality / short-term rental) than JS Sullivan's for-sale condo model.
• Oyster Development: Smaller urban infill residential developer active in California markets focused on boutique for-sale housing. Closely comparable in size, urban infill product, and direct-to-buyer sales model to JS Sullivan.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Instagraminstagram.com/jssullivandevelopment
• LinkedInlinkedin.com/company/js-sullivan-development

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Js Sullivan Development