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About Spring Mill Venture Partners

Spring Mill Venture Partners is a venture capital firm founded in 2002. It is primarily based out of Carmel, United States. As of May 2017, Spring Mill Venture Partners has invested in 9 companies. It primarily invests in Series B round in United States based startups. Its investments are spread across a wide range of sectors from Enterprise Applications to High Tech and Life Sciences. Most recently it participated in the $***** Series C round of SonarMed Overall, Spring Mill Venture Partners portfolio has seen 7 acquisitions including key companies like PerfectServe, Scale Computing and DialogTech. A lot of funds co-invest with Spring Mill Venture Partners, with names like Village Ventures sharing a substantial percentage of its portfolio. Spring Mill Venture Partners has team of 3 people including 3 partners.
Key Metrics
Team Members
Portfolio Locations
Rounds of Entry
Series B, Series A & 1 more
Portfolio Acquisitions

Spring Mill Venture Partners' List of Top Investments

Spring Mill Venture Partners has a portfolio of 9 companies. Their most notable investments are in DialogTech and DialogTech.Their portfolio spans across and United States. They have invested in Enterprise Applications, High Tech, Life Sciences and 2 other sectors, across stages such as Series B, Series A  and 1 more. Here is the list of top investments by Spring Mill Venture Partners:
Healthcare communication and collaboration solutions to accelerate speed to care. The company offers a unified platform with integrated solutions encompassing clinical communication, provider and staff scheduling, a cloud-based operator console, an automated answering service, and patient engagement. This platform helps physicians, nurses, and other care team members improve patient care and clinical operations while reducing common frustrations. The cloud-based solutions automate communication-driven workflows, build optimized schedules, eliminate non-clinical tasks, promote nurse mobility, and engage patients in their own care. It provides healthcare technology innovations, including medical answering service updates, secure clinical communication, provider and staff scheduling, operator console solutions, and patient engagement tools. The company's mission is to build cloud-based solutions that leverage AI and rules engines to optimize workflows. It addresses key customer workflow needs with best-in-class solution functionality enhanced by interoperability with other clinical technology platforms. The company offers a SaaS platform for healthcare organizations, hospitals, and medical practices, focusing on improving communication, collaboration, and patient outcomes.

Key facts about PerfectServe

Platform offering hyper-converged infrastructure solutions. It provides solutions to reduce setup time and ease the management of virtual machine environments. Its products host storage, computing, and virtual machine on a single hardware. It also lets admins launch applications by creating virtual machines, assigning resources, and providing access to the shared storage which is directly attached.

Key facts about Scale Computing

DialogTech provides call analytics and workflow automation platform. It connects, measures, and optimizes sales and service calls for businesses and organizations. DialogTech's VBMA solutions capture and manage phone leads. The product suite is a set of software-as-a-service applications including call tracking, hosted IVR (interactive voice response), call routing, virtual call center and voice broadcasting. The company aims to widen its brand beyond telephones. Major customers include Zendesk, Uber, and Sotheby’s International Realty.

Key facts about DialogTech

Life sciences solutions provider accelerating breakthroughs in therapies and sample management. The company offers a comprehensive suite of products and services for sample management and automation, including sustainable storage solutions, cryogenic systems, and related consumables and instruments. They provide automated sample storage systems, cold storage, and cryogenic storage solutions. Their offerings extend to sample management LIMS, biobanking LIMS, and freezer inventory management software. The company supports clinical trials with sample preparation, storage, and relocation services. They also offer multiomics and synthesis solutions, including next-generation sequencing, gene synthesis, and oligo synthesis. The company provides a cryo monitoring portal for real-time tracking of cryo freezers. They focus on enabling scientists to uncover new breakthroughs faster, bringing essential therapies to those who need them most. The company provides cloud-based laboratory information management system (LIMS) that seamlessly integrates with the existing digital ecosystem.

Key facts about BioStorage Technologies

Provides marketing and membership management suite including web-based association management software, membership management software, event management, financial management, communications management and website management. Core and premium software bundle is priced at $395 and $595 for monthly subscription apart from enterprise services. Won TechPoint's Tech sales and Marketing Mira Award in May 2014.

Key facts about WebLink International

Spring Mill Venture Partners' Investments by Stage

Spring Mill Venture Partners has made 3 investments in Series B stage with an average round size of $4.87M, 2 investments in Series A stage with an average round size of $4.91M and 2 investments in Series C stage with an average round size of $6.95M.
Here are Spring Mill Venture Partners' investments by stage:
Stage of entry
No. of Investments
Series B
3
Series A
2
Series C
2
Breakdown of Spring Mill Venture Partners' investments by stage of entrySeries B (3)Series A (2)
Note: We have considered here, only first round of investments

Spring Mill Venture Partners' Investments by Sector

Spring Mill Venture Partners has a diverse portfolio, with companies operating in the Enterprise Applications, Life Sciences, Enterprise Infrastructure, HealthTech and High Tech. Notably, it has invested in 8 Enterprise (B2B) companies, 7 Tech companies, 5 Software companies and at least 4 companies focusing on Saas.
Here are Spring Mill Venture Partners' investments by sector:
Sector
No. of Investments
Enterprise Applications
5
Life Sciences
2
Enterprise Infrastructure
1
HealthTech
1
High Tech
1
Others
2
Breakdown of Spring Mill Venture Partners' investments by sectorsEnterprise Applic... (5)Life Sciences (2)
Note: We have considered here, only first round of investments

Spring Mill Venture Partners' Investments by Geography

Spring Mill Venture Partners has made most investments in United States (7).

Spring Mill Venture Partners' recent investments

Spring Mill Venture Partners has not made any investment in 2026 so far.
Here are the most recent investments by Spring Mill Venture Partners:
Date
Company
Location
Round Details
Round Amount
Co-Investors
May 15, 2017
United States
Series C
8660
Sep 11, 2014
United States
Series D
3169
Oct 23, 2012
United States
Series D
2555
Feb 02, 2012
United States
Series C
4589
Dec 15, 2011
United States
Series B
6921

Acquired companies in Spring Mill Venture Partners' Portfolio

7 companies from Spring Mill Venture Partners' portfolio have been acquired. The most recent acquisition was Scale Computing in Jul 2025 by Acumera for $*****.
Here are Spring Mill Venture Partners' portfolio companies that got acquired most recently:
Company
Acquisition Date
First Invested on
First Round of Investment
Round Size
Jul 31, 2025
Mar 02, 2010
Series B
4778
May 24, 2021
Dec 01, 2008
Series B
1780
Dec 01, 2020
May 15, 2017
Series C
2623
Sep 17, 2018
Feb 02, 2012
Series C
9585
Oct 01, 2017
Dec 15, 2011
Series B
1451

Team profile of Spring Mill Venture Partners

Spring Mill Venture Partners has a team of 3 members including 3 Partners located in United States. Spring Mill Venture Partners' team sits on the board of 1 company.
Here is a list of all team members in Spring Mill Venture Partners:
Name
Designation
Location
Board Memberships
Contact Details
Partner
Indianapolis
-
Partner
Indianapolis
-
-
Partner
Bloomington
-
-

Co-investors of Spring Mill Venture Partners

Over the past 21 years, 45 investors have co-invested in Spring Mill Venture Partners's portfolio companies. This includes only funds.

  • Invested before Spring Mill Venture PartnersRC Capital, Apex Venture Partners and 6 others have invested in rounds before Spring Mill Venture Partners. There is 1 company where RC Capital has invested before Spring Mill Venture Partners and 1 company where Apex Venture Partners has invested before Spring Mill Venture Partners.
  • Top Co-investors of Spring Mill Venture Partners14 investors entered a company along with Spring Mill Venture Partners. These include investors like Village Ventures (3 companies).
  • Invested after Spring Mill Venture PartnersA total of 23 investors have invested in Spring Mill Venture Partners's portfolio after their investments. Top Investors include Allos Ventures (2 companies), Reservoir Venture Partners (2 companies) and MemorialCare Innovation Fund (1 company).

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