Insights

Strong Sector Expertise Castile Ventures’ deep business and technology experience positions it as an ideal partner for innovative tech startups seeking strategic funding, guidance, and operational support aimed at market disruption.

Active Investment Profile With a proven track record of leading or co-leading early-stage funding rounds, such as the Series B1 investment in Connotate, the firm demonstrates an active engagement that can be leveraged for co-investment and partnership opportunities.

Technology Stack Utilization Leveraging advanced tools like Google Analytics, Firebase, and HTTP/3 indicates a focus on cutting-edge technology, suggesting potential synergies with innovative startups and platforms seeking scalable tech solutions.

Growth-Focused Portfolio Managing a diverse portfolio of vigorous, market-transforming companies allows for opportunities to introduce complementary services, technology solutions, or strategic alliances to help accelerate their growth trajectories.

Market Positioning As a smaller firm with 11-50 employees competing in the venture capital space, Castile Ventures offers personalized engagement and tailored investment approaches, making them an attractive partner for startups looking for dedicated investor support.

Similar companies to Castile Ventures

Castile Ventures Tech Stack

Castile Ventures uses 8 technology products and services including Fastly, Firebase, DreamWeaver, and more. Explore Castile Ventures's tech stack below.

Fastly
Content Delivery Network
Firebase
Database
DreamWeaver
Editors
Google Workspace
Email
HSTS
Security
Google Tag Manager
Tag Management
HTTP/3
Web & Portal Technology
Google Analytics
Web Analytics

Media & News

Castile Ventures invests into Connotate in Series B1.
Connotate, Inc., a web data extraction platform provider for the information services industry and data-centric businesses, announced an $11 million Series B-1 financing led by Long River Ventures, with participation from existing shareholders .406 Ventures, Castile Ventures, Fernwood Funding LLC, Prism Ventures, and other angels
Nov 18, 2016 | www.econtentmag.com

Castile Ventures's Email Address Formats

Castile Ventures uses at least 1 format(s):

Castile Ventures Email Formats	Example	Percentage
First@castileventures.com	John@castileventures.com	100%

Frequently Asked Questions

Where is Castile Ventures's headquarters located?

Castile Ventures's main headquarters is located at 930 Winter Street Waltham, Massachusetts 02451 United States. The company has employees across 1 continents, including North America.

What is Castile Ventures's phone number?

You can contact Castile Ventures's main corporate office by phone at

+1-781-890-****

. For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Castile Ventures's official website and social media links?

Castile Ventures's official website is castileventures.com and has social profiles on LinkedIn.

What is Castile Ventures's NAICS code?

Castile Ventures's NAICS code is 52391 - Miscellaneous Intermediation.

How many employees does Castile Ventures have currently?

As of December 2025, Castile Ventures has approximately 11 employees across 1 continents, including North America. Key team members include Partner Chief Financial Officer: L. S.. Explore Castile Ventures's employee directory with LeadIQ.

What industry does Castile Ventures belong to?

Castile Ventures operates in the Venture Capital and Private Equity Principals industry.

What technology does Castile Ventures use?

Castile Ventures's tech stack includes FastlyFirebaseDreamWeaverGoogle WorkspaceHSTSGoogle Tag ManagerHTTP/3Google Analytics.

What is Castile Ventures's email format?

Castile Ventures's email format typically follows the pattern of First@castileventures.com. Find more Castile Ventures email formats with LeadIQ.

When was Castile Ventures founded?

Castile Ventures was founded in 1998.

Castile Ventures

Q: What is Castile Ventures's official website and social media links?

Castile Ventures's official website is castileventures.com. Castile Ventures has social profiles on LinkedIn.

Q: How many employees does Castile Ventures have currently?

Castile Ventures has approximately 11 employees.

Q: What technology does Castile Ventures use?

Castile Ventures's tech stack includes Firebase, HTTP/3, Fastly, DreamWeaver, Google Workspace.

Q: What is Castile Ventures's NAICS code?

Castile Ventures's NAICS code is 52391 (Miscellaneous Intermediation).

Venture Capital and Private Equity PrincipalsMassachusetts, United States11-50 Employees

Castile Ventures is a top-performing early-stage venture capital firm that provides financial backing and strategic guidance to help exceptional entrepreneurs build successful technology businesses.

Distinguished by the deep business and technology experience of our partners, we lead or co-lead investment syndicates and play an active role in guiding and advising our portfolio companies. With our unique blend of sector expertise, investment know-how, operational insights, connections to IT decision makers and strong ties to innovators and visionaries, we have been able to attract and develop a portfolio of vigorous, market-transforming businesses, enabling our funds to perform consistently among the best of their peers.