About Siena
Siena is a company based in Wilmington (United States) founded in 2023. Siena has raised $21.7 million across 2 funding rounds from investors including Sierra Ventures, Pari Passu Venture Partners and Spacestation Investments. Siena offers products and services including Siena Copilot, Generative Answers, and AI Flows.
- Total Equity Funding$21.7M (USD)
in 2 rounds
- Latest Funding Round$17M (USD), Series A
Oct 2026
- InvestorsSierra Ventures
& 9 more
Products & Services of Siena
Siena offers a comprehensive portfolio of products and services, including Siena Copilot, Generative Answers, and AI Flows.
Tool that crafts responses faster for customer service agents.
Provides instant responses from data sources like PDFs.
Handles tasks like order tracking and subscription management.
Funding Insights of Siena
Siena has successfully raised a total of $21.7M across 2 strategic funding rounds. The most recent funding activity was a Series A round of $17 million completed in October 2026. This substantial capital infusion reflects strong investor confidence in the company's business model, growth potential, and market opportunities. The funding enables strategic expansion, product development, market penetration, and operational scaling to drive long-term value creation and competitive advantage.
- Total Funding $21.7M
- Total Rounds 2
- Last Round Series A — $17M
- First Round $4.7M
(Nov 2023)
- Investors Count 10
All 2 funding rounds of Siena with amounts and investors; the two latest post-money valuations are shown, the rest are part of the premium plan.
| Date | Amount | Transaction Name | Valuation | Lead Investors | Investors |
|---|---|---|---|---|---|
| Oct 2026 | $17M | Series A | – | York IE | |
| Nov 2023 | $4.7M | Series A | – | Sierra Ventures, PPVP |
10 investors in total: 10 institutional.
Investors in Siena
Siena has secured backing from 10 investors, including venture fund and institutional investors. Prominent investors backing the company include Sierra Ventures, Pari Passu Venture Partners and Spacestation Investments.
| Investor | Description | Founded Year | Domain | Location |
|---|---|---|---|---|
Early-stage venture capital investments in AI, healthcare, and enterprise technologies. | – | sierraventures.com | - | |
Venture capital investments are provided by Pari Passu Venture Partners. | 2022 | ppvp.com | - | |
Startups across multiple sectors are incubated and funded. | – | spacestationinvestments.com | Layton, United States | |
Early-stage venture capital investing, network building, and founder support services. | – | villageglobal.vc | - | |
- | – | opensky.vc | - | |
Angel networks focused on consumer goods | – | superangel.vc | New York, United States | |
- | – | york.ie | - | |
- | – | joyancepartners.com | - | |
- | – | aglaeventures.com | - | |
Invests in startups reshaping industrial sectors and healthcare for efficiency and access. | 2019 | thecouncil.co | San Francisco, United States |
Investor details for Siena
The complete investor list, round-by-round participation and investor portfolios require an active premium plan.
- Complete investor list
- Round participation
- Investor portfolios
- Co-investor network
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People of Siena
10 people are tracked at Siena (3 in leadership, 7 in team).
| Name | Role | Group |
|---|---|---|
Lisa Popovici | Co-founder at Siena AI | Leadership |
Chad Horenfeldt | VP Of Customer Success | Leadership |
Sheena Ohuiginn | Manager, Implementation & Partner Services | Leadership |
Anubhav Ujjawal | Team Lead (channels) | Team |
Kayla Nelson | Customer Success Manager | Team |
Michael Angeles | Customer Success | Team |
Jalena Aphay | Founding Account Executive | Team |
Simina Zamblau | Revenue Operations Specialist | Team |
Louanne Mae C. | Customer Automations Engineer | Team |
Brandon Cermak | Strategic Customer Success Manager | Team |
Complete people profiles for Siena
Full employee and board profiles, team structure, tenure and professional contact details require an active premium plan.
- Full employee list
- Team structure
- Board tenure
- Professional contacts
Verified entity values are shown only after access is granted.
Timeline of Siena
3 dated milestones of Siena across 3 years, from founding to its latest funding, stage changes and deals.
- Founded Siena is founded.
- Funding First funding round of $4.7M.
- Funding Latest funding round, Series A, of $17.0M.
Web traffic of Siena
The website of Siena (siena.cx) receives about 44K visits a month and ranks #775,487 among all websites worldwide, #6,264 in Business Services.
- Monthly visits44K
▲ 1.8% vs previous month
- Unique visitors19.9K
per month
- Global rank#775,487
among all websites
- Category rank#6,264
Business and Consumer Services · Business Services
- Bounce rate40%
- Pages per visit1.6
- Average visit10 sec
- DevicesDesktop 32% · Mobile 68%
Websites whose visitors overlap most with Siena. Affinity shows how closely the audiences match.
| Website | Domain | Audience affinity | Monthly visits | Global rank | Profile |
|---|---|---|---|---|---|
| parloa.com | 100% | 118.6K | #325,259 | View details | |
| techfundingnews.com | 100% | – | #188,184 | View details | |
customerly.io | customerly.io | 60% | – | #779,330 | – |
Latest news on Siena
Complete news archive for Siena
Full article history, source details, and older brand coverage require an active premium plan.
- Full article archive
- Source and publication date
- Older coverage
- Brand-specific news history
Verified entity values are shown only after access is granted.
Similar companies to Siena
10 companies that operate in the same segment as Siena (Agentic AI Applications), ranked by their profile score on The Company Check.
| Company | Description | Founded | Location | Total funding | Revenue | Employees |
|---|---|---|---|---|---|---|
AI-based voice transcription for meetings is provided via cloud software. | 2016 | Los Altos, California, United States | USD 70 M | – | – | |
An agentic AI platform is developed for biomedical research insights. | 2016 | Paris, France | USD 354.1 M | – | – | |
AI-powered customer engagement and omnichannel marketing platform is provided. | 1998 | Mumbai, Maharashtra, India | USD 5.46 M | USD 99.73 M | 865 | |
AI and web-based visibility solutions for supply chains are developed. | 2014 | Chicago, Illinois, United States | USD 243.3 M | USD 14.8 M | 302 | |
AI powered application development platform | 2016 | Foster City, California, United States | USD 921.9 M | – | – | |
Safety-focused generative AI for healthcare applications is developed. | 2022 | Palo Alto, California, United States | USD 402 M | – | 61 | |
AI platform streamlines IT service management and employee experiences. | 2022 | San Francisco, California, United States | USD 40.31 M | – | – | |
Provider of an end-to-end AI agent builder platform | 2012 | San Francisco, California, United States | USD 368.56 M | – | – | |
AI powered coding assistant for developers | 2017 | Tel Aviv, Israel | USD 101.5 M | – | – | |
Chat APIs and SDKs are provided for app messaging integration. | 2013 | San Mateo, California, United States | USD 218.13 M | – | – |
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Frequently Asked Questions about Siena
Siena was founded in 2023.
Siena is headquartered in Wilmington, United States. It is registered at Wilmington, Delaware, United States.
Siena is a funded company, having raised a total of $21.7M across 2 funding rounds to date. The company's 1st funding round was a Series A of $4.7M, raised on Nov 2023.
Siena was founded in 2023 and is based in Wilmington, United States. Operations focus on the e-commerce sector, where AI-driven tools are utilized for customer service. Services encompass product information, order tracking, address modifications, returns, refunds, exchanges, and retention management. Personalization of brand interactions is supported through the platforms capabilities.
Siena offers Siena Copilot, Generative Answers, and AI Flows.
Siena has 10 investors. Key investors include Sierra Ventures, Pari Passu Venture Partners, Spacestation Investments, Village Global, and The Council.
Siena operates through Siena Labs, Inc..