Sie Ventures

Sie Ventures is an accelerator based in London, United Kingdom, founded in 2020. The firm focuses on investing in early-stage technology companies, specifically those that are female-led. By targeting pre-seed and seed-stage ventures, Sie Ventures aims to support the growth and development of innovative businesses led by women in the tech sector.

Triin Linamagi

Founder and CEO

11 past transactions

By Rotation

Venture Round in 2024
By Rotation is a pioneering social fashion rental application that facilitates the sharing of wardrobes among users. The platform allows individuals to rent, lend, sell, and rotate clothing items, promoting sustainable fashion consumption. Users can list their clothing with flexible pricing and rental durations, while also receiving rental requests. The application features a secure messaging system that enables communication between lenders and renters, enhancing the rental experience. By Rotation aims to transform the fashion industry by encouraging users to make eco-conscious choices that benefit both their personal style and the environment.

Fifth Dimension AI

Pre Seed Round in 2023
Fifth Dimension AI is a developer of artificial intelligence-powered solutions that focus on analyzing high-value data efficiently. The company's technology is designed to process unstructured data, facilitating investment analysis, asset management, and in-depth research. Additionally, Fifth Dimension AI aids in crafting effective marketing campaigns by ensuring clear data separation and defined ownership of data. This approach allows organizations to enhance their capabilities and significantly improve productivity, enabling them to generate better content and perform more effective marketing strategies.

Space DOTS

Pre Seed Round in 2023
Space DOTS is revolutionizing how the space industry approaches exploration beyond Earth. We're not just gathering data—we’re unlocking the environmental intelligence that will shape the future of interplanetary missions. Our miniaturized systems provide real-time, mission-critical environmental and materials intelligence from space. This on-demand data empowers engineers and mission planners to cut spacecraft design margins by up to 20% and slash failure rates by 10%, optimizing design and improving the management of complex, high-stakes missions, including crewed expeditions. Whether it’s Earth orbits, the Moon, Mars, or beyond, Space DOTS is clearing the path for the space industry to innovate faster, with less risk and more economic opportunity. With the right intelligence, we’re not just deploying enhanced and safer space assets—we’re building the future of human expansion into the cosmos.

Grünfin

Seed Round in 2023
Grünfin is a sustainable investing platform designed to make responsible investing accessible for individuals concerned about their environmental and social impact. The company provides a range of sustainable exchange-traded funds that allow customers to build investment portfolios aligned with their values. These portfolios take into account environmental, social, and governance factors, along with the United Nations Sustainable Development Goals. Clients have the option to select from various themes, including environmental sustainability, equality, or health, thereby enabling them to invest in a manner that reflects their personal priorities and commitment to sustainability.

Emm

Seed Round in 2022
Emm is focused on creating advanced consumer health tools that enable individuals to manage their health according to their personal preferences. The company is developing a wearable device specifically designed to enhance reproductive health by providing biometric data. This data offers actionable insights into an individual's unique reproductive profile, allowing users and their healthcare providers to identify potential health issues and improve overall reproductive health outcomes. Emm aims to empower individuals by fostering a deeper understanding of their health through innovative technology and specialized knowledge.

Rosaly

Seed Round in 2022
Rosaly is a fintech company founded by Arbia Smiti in late 2019, focused on enhancing the financial well-being of employees through its innovative platform. The company's services include automatic management of advance payment requests and a comprehensive financial management tool designed to alleviate financial stress for employees. By providing on-demand pay, budget management, and educational resources through its app, Rosaly empowers businesses to support their staff's financial health while ensuring that cash flow remains unaffected.

Shareback.io

Seed Round in 2022
IT Services and IT Consulting

Your Juno

Seed Round in 2022
Your Juno is a financial education platform dedicated to empowering women and non-binary individuals with essential financial knowledge. The company focuses on providing accessible and comprehensive financial education through workshops and resources, addressing topics that are often overlooked in traditional educational settings. By embracing an open and global financial system, Your Juno aims to help users improve their financial health regardless of their location or income level.

Anansi

Seed Round in 2021
Anansi is an embedded goods-in-transit insurance platform that caters to distribution partners and e-commerce merchants. The platform is accessed via an embedded API, allowing third-party logistics providers, shipping platforms, marketplaces, and online retailers to offer insurance directly to their customers within their own front-end environments. Anansi is distinguished by its automation, which facilitates one-click signup, eliminates administrative burdens, and enables parametrically triggered claims and payouts in cases of parcel loss or delay. Founded by Megan Bingham-Walker and Ana Martins de Carvalho, the company was created in response to the challenges of traditional insurance processes, such as cumbersome onboarding and inadequate coverage. As an Appointed Representative of Resolution Underwriting Partnership Limited, Anansi aims to address the needs of e-commerce businesses by providing fast, fair, and flexible goods-in-transit insurance solutions.

RNA Guardian

Venture Round in 2021
RNA Guardian is a Biotechnology research company.

ForceManager

Series B in 2017
ForceManager is a mobile-based sales accelerator platform designed specifically for field sales teams. The application enhances sales performance by utilizing geo-location and voice-recognition features, enabling sales representatives to track customer interactions, appointments, and business opportunities seamlessly on their smartphones, tablets, or smartwatches. This functionality allows sales reps to concentrate on selling rather than administrative tasks. Additionally, ForceManager provides sales managers with real-time insights into team activity through detailed statistics, facilitating informed decision-making and ultimately driving revenue growth. By integrating contextual information and streamlining the sales process, ForceManager empowers teams to maximize their efficiency and effectiveness in the field.
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