Where does Sandra Castle work?

Sandra Castle is Manager, Platform & Projects at Graphite Ventures.

Where did Sandra Castle go to school?

Sandra Castle studied at Conestoga College (General Business, Marketing); University of Waterloo (Leadership Certificate).

Sandra Castle

Investor

Manager, Platform & Projects at Graphite Ventures

Waterloo

Find your path to Sandra

57 people in our graph share verified history with Sandra — schools, employers, funds. One of them is your warm intro.

Michael LittunlockedSandra: together at Communitech (2015–2018)

×4Sandra: together at Communitech

×7Sandra: together at Graphite Ventures

About

Sandra Castle is Manager of Platform & Projects at Graphite Ventures, where she develops support systems and cross-functional infrastructure for portfolio companies. She focuses on operational excellence and capital efficiency, working across strategy, execution, and team integration to support founder needs. Castle has strengths in strategic thinking, analytical work, and learning.

Experience

Graphite VenturesManager, Platform & Projectscurrent2026 — presentWaterloo, ON
Graphite VenturesProject Manager2025 — 2026
Sandhill Services Co. | Self-employedProject & Operations Managercurrent2018 — presentKitchener, Canada Area
Stance HealthcareCustomer Experience Manager2023 — 2024
FRÖVIPartnership Lead - USA2020 — 2023Kitchener, Ontario, Canada
FRÖVICustomer Experience Manager2019 — 2020Kitchener, Canada Area
CommunitechOntario Scale-up Vouchers Program (OSVP) Manager2017 — 2018Kitchener, Canada Area
CommunitechMembership Manager2016 — 2018
CommunitechMembership Coordinator2015 — 2016
Conestoga College Institute of Technology and Advanced LearningCredit Transfer Officer2014 — 2015
Conestoga College Institute of Technology and Advanced LearningAdministrative Assistant, Student Services2013 — 2014
Conestoga College Institute of Technology and Advanced LearningInformation Centre Clerk2012 — 2013
SWO Sports Inc.Office Manager2009 — 2010
Amberhill Collection Inc.Customer Service, Sales & Office Administration2005 — 2009

Skills & more

Microsoft Excel3Salesforce2PowerPoint1Community ManagementEvent ManagementCommunity BuildingSystems ThinkingData AnalysisTraining DeliveryEnablementSales OperationsBusiness Insights

+12 more

Customer JourneysCustomer InsightCustomer ServiceSalesMarketingSales ManagementMarketing CommunicationsBookkeepingEvent PlanningBudget ManagementOperations ManagementStrategy

EDAC Certification — The Center for Health Design
Change Management for Projects — LinkedIn
CXPA Professional Member — Customer Experience Professionals Association (CXPA)
Design Thinking: Customer Experience — LinkedIn
Sales Enablement — LinkedIn

From Sandra's professional profile.

Colleagues at Graphite Ventures

Aaron Bast

General Partner at Graphite Ventures

Adrian S. Mitchell

Principal at Graphite Ventures

Alexandra Wilson

Analyst at Graphite Ventures

Craig Leonard

General Partner at Graphite Ventures

Ingrid Gahol

Manager, Reporting & Administration at Graphite Ventures

Jordan Nyinabangi

Senior Associate at Graphite Ventures

Jude Sacramenthas

VP, Ecosystems at Graphite Ventures

Kevin Madill

Partner at Graphite Ventures

Frequently asked questions

Who is Sandra Castle?: Sandra Castle is Manager of Platform & Projects at Graphite Ventures, where she develops support systems and cross-functional infrastructure for portfolio companies. She focuses on operational excellence and capital efficiency, working across strategy, execution, and team integration to support founder needs. Castle has strengths in strategic thinking, analytical work, and learning.
Where does Sandra Castle work?: Sandra Castle is Manager, Platform & Projects at Graphite Ventures.
Where did Sandra Castle go to school?: Sandra Castle studied at Conestoga College (General Business, Marketing); University of Waterloo (Leadership Certificate).

Same school

Also attended Conestoga College5

Katrina DensmoreDesign Lead at Atomic Rob KreteDesign Lead at Atomic Jordann HunspergerProgram Manager at Boundless Accelerator JustineDirector of Finance at TIMIA Capital Meti BasiriFounder at ApplyBoard Inc.

Also attended University of Waterloo646

Chamath PalihapitiyaFounder & CEO of Social Capital Apoorva MehtaFounder of Instacart; founder of Cloud Health Systems Achintya ChaudhariInvestor at Lightbank Karim GillaniGeneral Partner at Luge Capital Rohan MongaInvestment Associate at Luge Capital Andrew MiklasGeneral Partner at Y Combinator

+ 640 more

Shared employers

Also worked at Graphite Ventures15

Craig LeonardGeneral Partner at Graphite Ventures Aaron BastGeneral Partner at Graphite Ventures Kevin MadillPartner at Graphite Ventures Omi VelascoPrincipal at Graphite Ventures Mohamed ElabshihySenior Associate at Graphite Ventures Mackenzie PukliczAssociate at Graphite Ventures

+ 9 more

Also worked at Communitech34

Michael LittCo-Founder & General Partner at Inovia Capital Jacob GeorgeDirector of Product at Founders Factory Joel SemeniukVenture Partner at Fresco Capital Joseph FungManaging Partner at Saltagen Ventures Dave KoladaManaging Partner at Greensoil PropTech Ventures Steve CurrieVP at Graphite Ventures

+ 28 more

Also worked at Conestoga College Institute of Technology and Advanced Learning9

Rob KreteDesign Lead at Atomic Melissa DurrellVP of Marketing & Communications at Roseview Global Incubator Sam PurdyProduct Development - Hardware & Home Improvement at Roseview Global Incubator Catalina OchoaDirector, Finance at Waterloo Accelerator Centre Michelle ChretienBoard of Directors; AVP Research Partnerships & Commercialization at Toronto Metropolitan University at Waterloo Accelerator Centre Maria PlazasProgram Coordinator at The Forge Business Incubator

+ 3 more