/Investors

Stg

Private equity

Menlo Park · Growth–Late Stage · 84 people tracked

Also known as Stg Partners, Llc

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Investment thesis

STG focuses on finding, building, and scaling mid-market software and software-enabled technology services businesses. The firm partners with top management teams to build customer-centric market leaders, aiming to unlock the potential of innovative companies. It emphasizes sustainable growth that delivers value to existing and future stakeholders, particularly end customers, and leverages its track record to anticipate challenges while pursuing long-term results for its portfolio companies. Its team is tailored specifically to software, data, and analytics sectors in the mid-market.

Source: firm website, verified Sep 27, 2026.

Stage
Growth–Late Stage
HQ
Menlo Park, CA, US
Instruments
Equity
AUM
$13.4B
Tracked investments
39
Unicorns
1
Acquisitions
2

Team · 84 people

from the firm's website & public directories
Anne Russ· Managing Director, Head of Capital Markets
David Koh· Vice President

Vice President at STG who previously worked in J.P. Morgan's Technology group in San Francisco.

Greyson Lawrence· Vice President

Vice President at STG who previously worked in the TMT Group at Guggenheim Partners in New York.

Jonas Majewski· Vice President

Vice President at STG who previously worked at Vector Capital and Citigroup in San Francisco.

Michael Lin· Vice President

Vice President at STG who previously worked in the Technology Group at Barclays in Menlo Park.

Daniel Palacin· Associate

Associate at STG who previously worked in the Technology Group at William Blair in London.

Deanna Nieto· Executive Assistant
Jasmine Kareer· Associate

Associate on the Business Development Team; previously an IB Associate at Lazard in London.

Jo-Anne Bailey· Executive Assistant & Office Manager
Joseph Hong· Associate

Associate at STG who previously worked in the Technology M&A Group at Bank of America in Palo Alto.

Katherin Barroca· Senior Executive Assistant
Kevin Dang· Senior Associate

Senior Associate at STG who previously worked at Citigroup and HSBC in New York City.

Kristin Perez· Executive Assistant
Molena John· Front Office Assistant
Monica Balli· Senior Executive Assistant
Mustafa Bayramli· Associate

Associate at STG who previously worked in the Technology M&A Group at BofA Securities in Palo Alto.

Nanette DeSmet· Executive Services Director
Noah Oppenheimer· Associate

Associate at STG who previously worked as an investment banking analyst at LionTree.

Sonia Lau· Associate

Associate at STG who previously was an IB Associate at RBC Capital Markets in New York.

Teven Krueger· IT Engineer

IT Engineer at STG who previously worked in IT support at E&J Gallo Winery.

Douglas Marshall Haines· Executive Officer
Douglas Marshall Haines, Jr.· Executive Officer
John Tristan Treadwell· Executive Officer
Johnie T. Treadwell· Executive Officer
Romesh Wadhwani· Executive Officer

What they invest in

from 32 of 39 portfolio companies

SaaS ×25Enterprise Software ×17AI & Machine Learning ×16Marketing Tech ×8Data & Infrastructure ×7Fintech ×6Cybersecurity ×4Cloud Computing ×3

HQs:United States×11United Kingdom×2Mexico×1Sweden×1

Who they back

founder profiles across 8 portfolio companies
50%
solo founders
4 of 8 mapped founding teams

Founding team size:solo founder×42 founders×33 founders×1

Investments · 39 tracked

founders shown can be your intro path

By year:2022 · 12019 · 12012 · 13 dated

Caisoftcaisoft.comin✓ verified

Acctivate is a cloud-based inventory management software that tracks inventory across multiple warehouses and sales channels in real-time, with features for order management, cost analysis, and warehouse operations.

Advanced ManufacturingEnterprise SoftwareFoodTechSaaS

Extenda Retailextendaretail.comin𝕏✓ verified

Extenda Retail develops point-of-sale and retail management software used by hundreds of retail chains and logistics providers across 37 countries.

E-commerceEnterprise SoftwareLogistics & Supply ChainRetail TechSaaSSweden, SE

AirPRonclusive.comin𝕏

Onclusive provides media monitoring and intelligence infrastructure that aggregates global content through a proprietary database and partners with publishers, news agencies, and technology providers.

AI & Machine LearningData & InfrastructureEnterprise SoftwareMarketing TechMedia & EntertainmentBurlingame, US

Sharam Fouladger-Mercer(Director)Rajagopal SathyamurthiinSharam Fouladgar-MercerinDan BeltramoinJim.heinzen Jim.heinzenPeter Werner(Executive Officer)

Co-investors500 GlobalPereg VenturesStorm VenturesCheyenne VenturesWildcat Venture Partners

Archerarcherirm.com

Archer provides a governance, risk, and compliance (GRC) platform that uses compliance-trained AI to monitor regulatory sources, extract obligations, and map them to controls, policies, and audit evidence.

AI & Machine LearningEnterprise SoftwareSaaS

Avidavid.comin

Avid provides music production software and hardware including recording, editing, mixing, and mastering tools alongside audio interfaces and control surfaces.

AI & Machine LearningCloud ComputingCreator EconomyMedia & EntertainmentSaaS

Bill Warner(Founder)in

Co-investorsKortschak Investments L.P.Silverton Partners

Cadmiumgocadmium.comin𝕏

Cadmium Universal Solutions is a platform providing shared infrastructure for associations to manage events, education, and continuing education programs.

EdTechEnterprise SoftwareSaaSForest Hill, US

Sean Brady(CEO)inJohn(CFO)Vicky(Chief Revenue Officer)

CaseWorthycaseworthy.comin𝕏

CaseWorthy provides data and software solutions to health and human service organizations to improve service delivery and outcomes for vulnerable populations.

GovTechHealthtechImpact & Social GoodLegalTechSaaS

Aaron Watson(President & CEO)in

Co-investorsRubicon Technology PartnersSymphony Technology Group

Celtraceltra.comin𝕏

Celtra provides a creative operations platform that enables media teams to generate, test, and scale personalized advertisements across multiple channels including social, connected TV, programmatic, retail media, and the open web.

AdTechAI & Machine LearningMarketing TechSaaS

Mihael Mikek(Founder)inMatevz Klanjsek(Founder)in

Co-investorsLerer HippeauUnilever Ventures

Confienceconfience.ioin𝕏

Confience delivers a cloud-based Laboratory Information Management System (LIMS) for environmental, food and beverage, pharmaceutical, and industrial laboratories to eliminate manual data entry, maintain regulatory compliance, and ensure traceability from sample receipt to result delivery.

BiotechCloud ComputingEnterprise SoftwareHealthtechSaaSGuadalajara, MX

Constructionconstruction.comin𝕏

Dodge Construction Network aggregates project data, contractor information, and product specifications for commercial construction professionals including architects, engineers, contractors, and material suppliers.

B2B MarketplacesConstruction TechData & InfrastructureSaaS

Co-investorsGrid CapitalNavitas Capital

Epsswepssw.comin

ePS provides integrated software solutions for packaging companies, combining MIS, ERP, and MES technology to automate business and production workflows.

Advanced ManufacturingEnterprise SoftwareSaaS

Escalentescalent.coin𝕏

Escalent provides consulting services focused on brand building, customer experience, product innovation, and business transformation by converting data into market and consumer insights.

AI & Machine LearningData & InfrastructureEnterprise SoftwareMarketing Tech

Nikhil Bhargavain

Govinigovini.comin𝕏

Air (formerly Govini) offers an AI-native Enterprise Readiness platform that integrates commercial data, enterprise systems, and operational data into a "Readiness Graph" to forecast issues, prioritize recommendations, and coordinate resources.

AI & Machine LearningDefense TechGovTech

Tara Murphy Dougherty(Chief Executive Officer)in

Co-investorsAccelBain Capital

Greshamgreshamtech.comin

Gresham Tech provides enterprise data management and automation solutions for financial institutions, maintaining a single authoritative record of securities, entities, products, and risk across multiple systems.

Data & InfrastructureEnterprise SoftwareFintechSaaS

Spiros Giannaros(President and CEO)in

Jobrapidojobrapido.comin𝕏

Jobrapido is an online job search engine that aggregates job listings and lets users search openings by title, industry, company, and location.

Future of WorkHR TechMarketplaces

Mediavaletmediavalet.cominMar 2019

MediaValet offers a cloud-based, AI-powered digital asset management (DAM) platform that centralizes an organization's content library and uses AI tagging, metadata, and search to help teams organize, find, and distribute assets.

AI & Machine LearningMarketing TechSaaSVancouver

DAVID MACLAREN(President and CEO)inROBERT CHASE(Executive Chairman and CFO)

BoardJUDITH RICHARDSON(Director)THOMAS KENNY(Director)ROBERT W GARNETT(Director)JAKE SOROFMAN(Director)

Co-investorsMagna strategic venture activity

MonsterInsightsmonsterinsights.com𝕏

MonsterInsights provides a WordPress plugin that simplifies Google Analytics setup and reporting, enabling website owners to track visitor behavior, conversions, and content performance without developer assistance.

Data & InfrastructureDeveloper ToolsMarketing TechSaaS

Syed Balkhi(Founder & CEO)

Movable Inkmovableink.cominApr 2022Acquired

Movable Ink provides AI-driven content curation and real-time creative generation to deliver personalized marketing content for retail and e-commerce brands, using each brand's own data.

AI & Machine LearningMarketing TechRetail TechSaaSNew York City, US

Michael Nutt(Executive Officer, Director)inVivek Sharma(Founder)in

BoardThilo Semmelbauer(Director)Matthew Gorin(Director)

Co-investorsAdams Street PartnersContour Venture PartnersFf Venture CapitalMistral Venture PartnersOctopus VenturesIntel Capital+1 more

Netwitnessnetwitness.comin𝕏Acquired

NetWitness builds a threat detection and response platform that combines network detection and response, SIEM, EDR, SOAR, and user behavior analytics with full packet capture, machine learning, and behavioral analysis.

AI & Machine LearningCybersecurityEnterprise SoftwareSaaS

Co-investorsAlsop Louie Partners

Nomis Solutionsnomissolutions.comin

Nomis provides an AI-powered platform for pricing and personalization in banking, serving financial institutions to deliver customized products at the right price and moment.

AI & Machine LearningEnterprise SoftwareFintechSaaS

Greg Demas(Chief Executive Officer)inNick Pessimisis(Chief Financial Officer)Wes West(Chief Analytics Officer)inAmy Chase(Chief Customer Officer)inAnanta Shamal(VP, Head of Engineering & IT)in

Co-investorsAugust CapitalEscalate Capital PartnersBain Capital VenturesSymphony Technology Group

Offenderwatchoffenderwatch.comin𝕏

OffenderWatch provides software and mobile tools to law enforcement agencies for managing sex offender registries, community notifications, and offender monitoring.

GovTechLegalTechSaaS

Outseeroutseer.com

Outseer provides an all-cause fraud prevention platform that combines behavioral, device, transaction, and intelligence signals in a unified risk engine to detect and stop unauthorized fraud and scams across the digital customer journey.

AI & Machine LearningCybersecurityFintech

Quorekaquoreka.comin𝕏

Quoreka provides commodity trading and risk management (CTRM) software that handles the complete lifecycle of physical and financial trades, from deal capture and contract management through logistics, risk assessment, settlement, and accounting.

AI & Machine LearningEnergyEnterprise SoftwareFintechLogistics & Supply ChainSaaSLondon, GB

Bruce Boytim(Chief Executive Officer)inHope Best(Chief Customer Officer)inDan Romanelli(Chief Revenue Officer)inNoah Zucker(Chief AI Officer)inFabienne Kangayan(Chief Financial Officer)inRahul Jain(Chief Technology Officer)in

RedSealredseal.netin𝕏

RedSeal provides a platform for network visibility and cybersecurity compliance that maps and analyzes hybrid environments including on-premises and cloud infrastructure to identify vulnerabilities and attack pathways.

AI & Machine LearningCybersecurityEnterprise SoftwareSunnyvale, US

Greg Enriquez(CEO)inPeter Sinclair(Executive Officer, Director)Leslie Canning(Executive Officer)inRay Rothrock(Executive Officer, Director)inBob Finley(Executive Officer)inMike Lloyd(Executive Officer)in

Co-investorsIcon VenturesRunway Growth CapitalVenrockIn-Q-Tel

Sai360sai360.comin𝕏

SAI360 integrates artificial intelligence into governance, risk, and compliance (GRC) workflows to help teams reduce manual work and find answers faster within their existing systems.

AI & Machine LearningEnterprise SoftwareSaaSChicago, US

Peter Granatin

Skyhighskyhighsecurity.comin𝕏

Skyhigh Security provides cloud and data security products, including its Security Service Edge (SSE) portfolio with SWG, CASB, ZTNA, DLP, and DSPM capabilities, for enterprises securing hybrid cloud and SaaS environments.

Cloud ComputingCybersecurityEnterprise Software

Co-investorsGreylock PartnersSequoia Capital

SurveyMonkeysurveymonkey.comin𝕏Jan 2012

SurveyMonkey is an online platform for creating surveys and forms to run market research, customer satisfaction, event registration, and employee feedback programs.

Data & InfrastructureMarketing TechSaaSPalo Alto, US

Ryan Finley(Director)inChris Finley(Director)inDavid Goldberg(Executive Officer, Director)Zander Lurie(Director)inNoreen Bergin(Executive Officer)inTimothy Maly(Executive Officer)

Co-investorsAnsa CapitalCapitalGRed Dog CapitalSilversmith Capital PartnersSpectrum EquityTiger Global Management

Symphony Talentsymphonytalent.comin𝕏

Symphony Talent operates a talent acquisition platform that connects employers with candidates through job content distribution and integrations with media and technology partners.

AI & Machine LearningHR TechMarketing TechSaaS

Taxcalctaxcalc.comin𝕏

TaxCalc provides software for preparing and filing UK Corporation Tax returns (CT600) with guided step-by-step workflows, built-in calculations, and support for multiple tax forms.

Enterprise SoftwareFintechLegalTechSaaS

Trace Onetraceone.com

Trace One provides Product Lifecycle Management (PLM) software with AI capabilities for manufacturers and private label retailers, helping them govern product data, manage cross-functional workflows, and demonstrate regulatory compliance.

Enterprise SoftwareFoodTechSaaS

Wrikewrike.comin𝕏

Wrike is a work management and collaboration platform that lets enterprise teams and AI agents plan projects, automate workflows, and track delivery with reporting, integrations, and role-based security.

AI & Machine LearningFuture of WorkSaaS

Andrew Filev(Founder)in

Co-investorsBling CapitalDCM VenturesScale Venture PartnersSilversmith Capital PartnersVista Equity PartnersBain Capital Ventures+1 more

Yodleeyodlee.comin𝕏

Yodlee provides financial data aggregation and account verification services used by financial institutions, fintechs, and software providers for applications such as wealth management and personal financial management.

Data & InfrastructureFintechSaaS

Anil Arorain

Co-investorsAccelW Capital Partners

Other

Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.

Dodge Data & AnalyticseProductivity SoftwarePersonicaQuorRSAthinkFolioTrellix

Fund performance · per public LP disclosures · 4

as of Sep 2025
FundVintageCommittedNet IRRTVPIDPI
STG VII, L.P.LPs: Los Angeles County Employees Retirement Association, Santa Barbara County Employees' Retirement System2023—-13.8%0.88x0.00x
STG Allegro - A, L.P.LPs: Los Angeles County Employees Retirement Association2021—11.8%1.18x0.04x
STG Allegro Fund, L.P.LPs: Santa Barbara County Employees' Retirement System2021—-5.1%0.95x—
STG VI, L.P.LPs: Los Angeles County Employees Retirement Association, Santa Barbara County Employees' Retirement System2020—9.7%1.27x0.40x

Source: public limited-partner disclosures (CalPERS, CalSTRS). Net IRR / TVPI / DPI as reported by the limited partner; a fund's early-year IRR is an interim estimate (J-curve).

Frequently asked questions

How many investments has Stg made?
Stg has 39 tracked investments, 2 of which have exited.
What stage does Stg invest at?
Stg invests at the Growth, Late Stage stages.
What sectors does Stg focus on?
Stg focuses on AI & Machine Learning, Cloud Computing, Cybersecurity, Data & Infrastructure, Enterprise Software, Fintech, HR Tech, Marketing Tech, Retail Tech, SaaS.
Where is Stg located?
Stg is headquartered in Menlo Park, US.
Who does Stg co-invest with?
Stg most often shares deals with Accel, Silversmith Capital Partners, August Capital, among 26 tracked co-investors.

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