Bonaventure Capital

Bonaventure Capital, LLC is a venture capital firm established in 1998 and based in Birmingham, Alabama. The firm specializes in investments in mid-stage to emerging growth businesses across various sectors, including internet services, networking infrastructure, financial services, energy services, and manufacturing. It primarily focuses on companies located in the Southeastern United States. Bonaventure Capital typically invests between $0.5 million and $1.5 million per transaction, making minority investments in firms with revenues ranging from $3 million to $20 million and EBITDA of up to $3 million. The firm also engages in control investments in companies with revenues between $5 million and $50 million and EBITDA between $1 million and $5 million. Bonaventure Capital partners with management teams to develop strategies aimed at fostering rapid growth and achieving aligned goals.

Carter Burleson

Director

Steve Dauphin

Co-Founding Partner

Billy Reiser Jr.

Partner

William Reiser Jr.

Founding Partner and Partner

14 past transactions

LAIIER

Seed Round in 2025
LAIIER is an innovative B2B technology company specializing in smart, connected solutions for early leak detection in commercial buildings and industrial facilities. With a foundation in advanced printed sensor technology, LAIIER's products, such as the Severn WLD™ smart tape, combine precision sensing, easy installation, and wireless communication to deliver real-time monitoring of water and hydrocarbon leaks. These solutions mitigate damage, reduce operational downtime, and enhance sustainability. Leveraging a subscription-based business model, LAIIER serves industries including commercial real estate, industrial machinery, and roofing, providing actionable insights through its proprietary cloud platform. Backed by a portfolio of patents and collaborations with leading industry partners, LAIIER is driving innovation at the intersection of IoT and sustainability, empowering businesses to prevent costly leaks while reducing their environmental footprint​​​.

Iyris

Series A in 2024
Iyris Advanced Desert Greenhouses specializes in agriculture glazing solutions aimed at enhancing crop production in desert environments. The company leverages advanced agroclimatic technology that integrates climate control, plant science, and intelligent control systems to promote sustainable food production in water-scarce regions. By collaborating with leading glass manufacturers, Iyris offers ultra-clear glazing equipped with innovative anti-reflective and light diffusive coatings. This approach not only reduces the carbon and water footprint of agriculture but also empowers local farmers to cultivate food using fewer resources. Iyris is committed to designing sustainable agricultural technologies that effectively address the challenges posed by harsh climates, ultimately lowering costs and improving crop yields.

Mad Capital

Seed Round in 2022
Mad Capital is a financing platform focused on supporting the agricultural sector, specifically targeting regenerative organic farmers. The company aims to accelerate the adoption of regenerative and organic farming practices by providing tailored financial products and resources. By facilitating access to capital, Mad Capital seeks to impact significant areas of farmland, thereby promoting sustainable agricultural practices and contributing to the wider movement toward regenerative agriculture.

Conserv

Series A in 2022
Conserv is a software and sensors company that aims to transform the art conservation market through its innovative platform designed specifically for conservation professionals. The company has developed a mobile application that focuses on environmental monitoring, a critical aspect of conservation work. This application provides an all-in approach to monitoring, delivering accurate, real-time data that is straightforward to implement. Users can set standards tailored to each space within their collections, based on the unique characteristics of the objects they are preserving. By offering guidance on optimal environmental conditions, Conserv supports professionals in maintaining the integrity of their collections effectively.

Red Sea Farms

Series A in 2021
Red Sea Farms is a company based in Thuwal, Saudi Arabia, specializing in sustainable agriculture solutions tailored for saltwater and desert environments. It focuses on developing innovative technologies that enhance produce cultivation while conserving water and energy. The company offers a range of products and services, including technical consultancy, design, and project management for greenhouse and hydroponic farming systems. With its patent-pending technology, Red Sea Farms aims to enable farms to produce higher quality food more efficiently, ultimately increasing profitability in an environmentally sustainable manner.

Second Nature

Series C in 2020
Second Nature Brands, Inc. is a consumer goods company based in Raleigh, North Carolina, that specializes in subscription-based delivery services for home air filters. Founded in 2012, the company offers a web-based platform for customers to easily order air filters tailored to the specific needs of their heating, ventilation, and air conditioning (HVAC) systems. By providing automatic, recurring shipments of the correct size air filters directly to customers' doorsteps, Second Nature helps improve indoor air quality while also protecting HVAC systems. Additionally, the company offers health, vision, and dental insurance solutions. Formerly known as FilterEasy Inc., it rebranded to Second Nature Brands, Inc. in August 2019.

Rachio

Series B in 2018
Rachio, Inc. is a Denver-based company that specializes in intelligent sprinkler controllers designed to enhance water efficiency for residential landscapes. Founded in 2013, Rachio offers a WiFi-enabled device that allows users to manage their outdoor sprinkler systems remotely through a smartphone application. This technology enables automatic scheduling of irrigation based on various factors, including local weather conditions, soil characteristics, and user-defined water budgets. By utilizing cloud-based software, Rachio provides customers with the ability to customize their watering schedules, ultimately helping them conserve water and reduce their watering costs.

Second Nature

Series B in 2017
Second Nature Brands, Inc. is a consumer goods company based in Raleigh, North Carolina, that specializes in subscription-based delivery services for home air filters. Founded in 2012, the company offers a web-based platform for customers to easily order air filters tailored to the specific needs of their heating, ventilation, and air conditioning (HVAC) systems. By providing automatic, recurring shipments of the correct size air filters directly to customers' doorsteps, Second Nature helps improve indoor air quality while also protecting HVAC systems. Additionally, the company offers health, vision, and dental insurance solutions. Formerly known as FilterEasy Inc., it rebranded to Second Nature Brands, Inc. in August 2019.

Deep Fiber Solutions

Venture Round in 2017
Deep Fiber Solutions, Inc. specializes in converting coaxial networks to fiber optic infrastructure, providing a range of services designed to facilitate this transition. Founded in 2013 and headquartered in Roswell, Georgia, the company offers turnkey solutions that encompass span qualification testing, potholing, temporary service installation, coax coring, fiber optic cable blowing, and splicing, along with the installation of nodes and RFoG/GPON terminals. These services are applicable for both underground and aerial applications, enabling clients to enhance network capabilities while minimizing the challenges associated with traditional construction methods. In addition to its Roswell headquarters, Deep Fiber Solutions operates in Deerfield Beach, Florida; Charlotte, North Carolina; and Oklahoma City, Oklahoma.

MemberSuite

Series A in 2015
MemberSuite is a leading provider of association management software solutions tailored for associations and nonprofits. Founded in 2008 and based in Atlanta, Georgia, the company leverages cloud technology to offer a unified platform that supports a wide range of organizational activities, including fundraising, event planning, accounting, and dues collection. By combining enterprise-level functionality with the convenience of a Software as a Service (SaaS) model, MemberSuite delivers an effective and cost-efficient solution suitable for organizations of all sizes. Their software not only enhances operational efficiency but also promotes continuity and visibility for their clients.

EnteGreat

Venture Round in 2013
EnteGreat, Inc., established in 2000 and headquartered in Vestavia Hills, Alabama, specializes in operational excellence for manufacturers across various industries. The company offers consulting services and specialized applications focused on manufacturing intelligence solutions. Their key offerings include enCONTEXTTM, a SaaS platform for manufacturing analytics; Manufacturing Value Framework solutions such as Compliant Manufacturing Framework and energy management solutions; and industry-specific consulting services. EnteGreat helps clients address manufacturing and supply chain management issues through expert guidance and tailored solutions.

Musicbank

Venture Round in 2000
Musicbank is a San Francisco-based company founded in 1999 by Michael Downing and Pierce Ledbetter. The company offers on-demand access to and portability of consumers' personal music collections, enabling users to listen to and manage their music via the web without the need to upload content. Prior to its launch in fall 2000, Musicbank secured licensing agreements with major music labels, including BMG Entertainment, Universal Music Group, Warner Music Group, and Sony Music Entertainment. Additionally, the company formed an exclusive retail partnership with Virgin Megastores, positioning itself to provide a unique service in the digital music landscape. Financial support has come from notable investors such as Atlas Venture, Bertelsmann Ventures, and Bonaventure Investments Ltd.

EXP

Venture Round in 2000
EXP is a civil operations firm that specializes in engineering, architecture, design, and consulting services for both built and natural environments. The company offers a comprehensive range of services, including building science, structural engineering, lighting design, technology design, intelligent buildings, process management, front-end engineering, infrastructure, land development, transportation planning, and building information modeling. Additionally, EXP provides secure technical and mission support services, emphasizing operational efficiency and asset management. Through its diverse expertise, the firm aims to enhance infrastructure and environmental sustainability while delivering innovative solutions to meet client needs.

Redundant.net

Series A in 2000
Redundant.net is a revolution in the servicing of mission critical applications for your business. Founded in 1999, they are the internet industry's first Redundant Internet Service Provider (RISP) and service customers that already have a dedicated high speed (T1+) connection to the Internet. They are not a primary ISP and never will be. They are dedicated exclusively to providing a redundant connection and eliminating all single points of failure in your company's network architecture. When they say that they are eCommerce insurance, they mean that literally. With their Managed Service Provider product, you can pay a small premium monthly to have your network monitored by professionals whose sole focus is providing backup connectivity OR you can take your chances with the numerous points of failure in your Internet connection chain.
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