Sienna (Siyun) W.
AeroLeads people directory · profile

Sienna (Siyun) W. Email & Phone Number

Treasury Manager at Pure Storage
Location: San Francisco Bay Area, United States 10 work roles 1 school
1 work email found @patternenergy.com 1 phone found area 510 LinkedIn matched
✓ Verified Jul 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 1 phone

Work email s****@patternenergy.com
Direct phone (510) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Pure Storage
Role
Treasury Manager
Location
San Francisco Bay Area, United States
Company size
2060 employees

Who is Sienna (Siyun) W.? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Sienna (Siyun) W. is listed as Treasury Manager at Pure Storage, a with 2060 employees, based in San Francisco Bay Area, United States. AeroLeads shows a work email signal at patternenergy.com, phone signal with area code 510, and a matched LinkedIn profile for Sienna (Siyun) W..

Sienna (Siyun) W. previously worked as Treasury Manager at Elastic and Treasury Contractor, Capital Markets at Vmware. Sienna (Siyun) W. holds Bs, Managerial Economics from University Of California, Davis.

Company email context

Email format at Pure Storage

This section adds company-level context without repeating Sienna (Siyun) W.'s masked contact details.

*@patternenergy.com
68% confidence

AeroLeads found 1 current-domain work email signal for Sienna (Siyun) W.. Compare company email patterns before reaching out.

View email format View company profile Management contacts
Profile bio

About Sienna (Siyun) W.

Global Treasury ManagementCash Forecast Short/Medium/LongSeparately Managed Investment (SMA)Working Capital OptimizationBanking integration with SAP ECCTreasury Management System (TMS)Financial Risk Management SOX, Bank and Debt Compliance US GAAP

Listed skills include Sharepoint, Forecasting, Account Reconciliation, General Ledger, and 15 others.

Current workplace

Sienna (Siyun) W.'s current company

Company context helps verify the profile and gives searchers a useful next step.

Pure Storage
Pure Storage
Treasury Manager
California, United States
Website
elastic.co
Employees
2060
AeroLeads page
Company profile
View company profile Email format
10 roles

Sienna (Siyun) W. work experience

A career timeline built from the work history available for this profile.

Treasury Manager

Current
Elastic

-Global Treasury Operations -Separately Managed Investment (SMA) Implementation-Clearwater Investment Recon, Compliance and Reporting -Cash Forecast, Liquidity Management, FX Trade Execution, Intercompany Settlement-Perform Treasury SOX Control-Long Term Debt Management-File Import automation-Treasury Policy Maintenance and Process Improvement

Mar 2021 - Present

Treasury Contractor, Capital Markets

Vmware

Palo Alto, California, United States

Cash Flow Hedge Forecast and Performance EvaluationBloomberg FX Trade ExecutionInterest Income Forecast FX Workflow Automation Project Management Cash Reconciliation and Positioning GTreasuryBuilt Cash Forecast for Sub in GTreasuryPrepared quarterly SEC schedules

May 2020 - Feb 2021

Treasury Manager

Pattern Energy Group

San Francisco, California

Global Treasury Operations ManagementTreasury File integrationNew Banking Partner ImplementationCash ForecastDebt ComplianceFX Cash Flow HedgingPerform Treasury SOX controls

Jun 2017 - Jun 2019

Treasury Manager

Rodan + Fields

San Francisco, California

Global Treasury and Cash Management Cash ForecastCash GL Reconciliation Automation (GL mapping)Cash Position ReportingNew ERP integrationManage Treasury and Investment Policies Manage corporation revolving credit facilityManage and mitigate FX risk.Banking system admin

May 2016 - Jun 2017

Sr Treasury Analyst

Digital Realty

San Francisco Bay Area

US and International Treasury ManagementMaintain Liquidity and Liquidity ReportingCash Positioning and ForecastingShort term / Long term debt management Intercompany LoansInterest Rate SwapsFacilitate Quarter/Annual Audits

Aug 2012 - May 2016

Treasury Analyst

Nextag

San Mateo, Ca

Dec 2008 - Aug 2012

Staff Accountant

Nextag

San Mateo, Ca

Dec 2007 - Dec 2008

Property Accountant

Mervyns
Sep 2006 - Dec 2007
Team & coworkers

Colleagues at Pure Storage

Other employees you can reach at elastic.co. View company contacts for 2060 employees →

NN Nokwanda Nondumiso Nokwanda Nondumiso Colleague at Pure StorageDurban, Kwazulu-Natal, South Africa View → MW Matthew Wall Matthew Wall Colleague at Pure StorageMonterey, California, United States View → NB Niels Bauman Niels Bauman Colleague at Pure StorageLeidschendam, South Holland, Netherlands View → TC Tamojeet Chatterjee Tamojeet Chatterjee Colleague at Pure StorageGurgaon, Haryana, India View → TZ Tesha Zietlow Tesha Zietlow Colleague at Pure StorageSeattle, Washington, United States View → MH Muhammad Hassan Muhammad Hassan Colleague at Pure StorageToba Tek Singh, Punjab, Pakistan View → AJ Alexandria Jamieson Alexandria Jamieson Colleague at Pure StorageCoeur D'Alene, Idaho, United States View → MB Makwana Bharat Makwana Bharat Colleague at Pure StorageAhmedabad, Gujarat, India View → PK Pavithra K Lokesh Pavithra K Lokesh Colleague at Pure StorageBengaluru, Karnataka, India View → EM Emily Mcalister Emily Mcalister Colleague at Pure StorageCanberra, Australian Capital Territory, Australia View →
1 education record

Sienna (Siyun) W. education

FAQ

Frequently asked questions about Sienna (Siyun) W.

Quick answers generated from the profile data available on this page.

What company does Sienna (Siyun) W. work for?

Sienna (Siyun) W. works for Pure Storage.

What is Sienna (Siyun) W.'s role at Pure Storage?

Sienna (Siyun) W. is listed as Treasury Manager at Pure Storage.

What is Sienna (Siyun) W.'s email address?

AeroLeads has found 1 work email signal at @patternenergy.com for Sienna (Siyun) W. at Pure Storage.

What is Sienna (Siyun) W.'s phone number?

AeroLeads has found 1 phone signal(s) with area code 510 for Sienna (Siyun) W. at Pure Storage.

Where is Sienna (Siyun) W. based?

Sienna (Siyun) W. is based in San Francisco Bay Area, United States while working with Pure Storage.

What companies has Sienna (Siyun) W. worked for?

Sienna (Siyun) W. has worked for Pure Storage, Elastic, Vmware, Pattern Energy Group, and Rodan + Fields.

Who are Sienna (Siyun) W.'s colleagues at Pure Storage?

Sienna (Siyun) W.'s colleagues at Pure Storage include Nokwanda Nondumiso, Matthew Wall, Niels Bauman, Tamojeet Chatterjee, and Tesha Zietlow.

How can I contact Sienna (Siyun) W.?

You can use AeroLeads to view verified contact signals for Sienna (Siyun) W. at Pure Storage, including work email, phone, and LinkedIn data when available.

What schools did Sienna (Siyun) W. attend?

Sienna (Siyun) W. holds Bs, Managerial Economics from University Of California, Davis.

What skills is Sienna (Siyun) W. known for?

Sienna (Siyun) W. is listed with skills including Sharepoint, Forecasting, Account Reconciliation, General Ledger, Accounting, Peoplesoft, Variance Analysis, and Auditing.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.