Builders

ActiveVenture Capital

Updated: Dec 5, 2025 ·

Financial History

Total Raised

N/A

Valuation

N/A

Investments Made

Date	Company	Round	Lead Investor(s)	Co-Investor(s)
Jun 1, 2025	Row64	$4.0M Seed	—	Alumni Ventures, Autopilot Fund, DNX Ventures, Elevate Ventures, Fifth Wall, Hustle Fund, Redbud VC, The General Partnership, Anthony Pompliano, Ben Davenport, Charlie Feng
Apr 1, 2025	Goodfire	$50.0M Series A	—	Juniper Ventures, Lightspeed Venture Partners, Work-Bench
Apr 1, 2025	Tailscale	$160.0M Series C	—	Accel, C2 Investment, Cedar Capital Group, CRV, Cyberstarts VC, Defined, Essence VC, Forgepoint Capital, Greylock, GV (Google Ventures), Heavybit, M12, Mayfield, Glenn Solomon, Rain Capital, Redpoint Ventures, Red Swan Ventures, Resolute Ventures, The Hit Forge, Uncork Capital, Assaf Rappaport, Nkechi Iregbulem, Quinn Slack
Apr 1, 2025	Nuvo	$34.0M Series A	—	Bain Capital Ventures, Conversion Capital, Defy Partners, Founders Fund, LGF, Nexus Venture Partners, Pioneer Fund, rocketship.vc, Sequoia Capital, Shaan's All Access Fund, Sweet Capital, Y Combinator, Zigg Capital, Ameet Patel, Arash Ferdowsi, Frederic Kerrest, Gokul Rajaram, Immad Akhund, Jeremy Yap, Kulveer Taggar, Matt Macinnis, Max Mullen, Nolan Gray, Prasanna Srikhanta, Stanley Druckenmiller
Mar 1, 2025	Browser Use	$17.0M Seed	—	Alumni Ventures, Day One Ventures, DST Global, Emergence Capital, Aniq Kassam, Felicis Ventures, Flex Capital, Friends & Family Capital, Global Founders Capital, Greenoaks Capital, Greylock, Matrix, Nexus Venture Partners, Otherwise Fund, Pioneer Fund, Scale Asia Ventures, Shaan's All Access Fund, Soma Capital, Spark Capital, Summit Partners, SV Angel, Theory Forge Ventures, Y Combinator, Arash Ferdowsi, Azeem Azhar, Ben Tossell, Immad Akhund, Kulveer Taggar, Mathilde Collin, Max Mullen, Paul Graham, Paul Stahura, Siqi Chen, Thijn Lamers
Mar 1, 2025	Silicon Data	$5.0M Seed	—	Alloy Fund, Ponte Partners
Feb 1, 2025	CarbonZero.Eco	$4.0M Seed	—	C2 Investment, Streamlined Ventures, Amjad Masad, Arash Ferdowsi, Mei Z., Nkechi Iregbulem
Jan 1, 2025	Hone Health	$33.0M Series A	—	Alumni Ventures, Autopilot Fund, DNX Ventures, Elevate Ventures, Fifth Wall, Hawke Ventures, Hustle Fund, Magma Partners, Ravelin Capital, Redbud VC, Shaan's All Access Fund, The General Partnership, Tribe Capital, Vine Ventures LP, Anthony Pompliano, Ben Davenport, Charlie Feng, Nik Sharma, Paul Rabil, Sam Parr
Dec 1, 2024	Basis	$34.0M Series A	—	Gautam Gupta, Kevin Hartz, Accel, AirAngels, Alt Capital, Andreessen Horowitz, Bain Capital Ventures, Banter Capital, Better Tomorrow Ventures, Bond, C2 Investment, Caffeinated Capital, CP Ventures, Day One Ventures, DST Global, DTCP, Emergence Capital, Felicis Ventures, FJ Labs, Flexcap, Flex Capital, Forerunner Ventures, Friends & Family Capital, Global Founders Capital, Greenoaks Capital, Humba Ventures, Khosla Ventures, Matrix, Sheila Lirio Marcelo, One Way Ventures, Otherwise Fund, Oyster Ventures, Pareto Holdings, Ribbit Capital, South Park Commons, Spark Capital, Streamlined Ventures, Summit Partners, SV Angel, The Hit Forge, Theory Forge Ventures, Triatomic Capital, Y Combinator, Aaron Levie, Adam D'Angelo, Alice Lloyd George, Amit Agarwal, Amjad Masad, Arash Ferdowsi, Azeem Azhar, Balaji Srinivasan, Ben Tossell, Claire Hughes Johnson, Frederic Kerrest, Gokul Rajaram, Howie Liu, Kulveer Taggar, Kyle Vogt, Mark Gillespie, Mathilde Collin, Matt Macinnis, Mei Z., Mike Vernal, Nkechi Iregbulem, Paul Graham, Paul Stahura, Rich Miner, Scott Belsky, Siqi Chen, Thijn Lamers, Vipul Ved Prakash, Vishal Rao
Nov 1, 2024	CodeCrafters	$2.0M Seed	—	Amazon Alexa Fund, Andreessen Horowitz, basecase capital, C2 Investment, Eclipse Ventures, M13, Rainfall Ventures, Sequoia Capital, Speedinvest, Streamlined Ventures, Amjad Masad, Dan Siroker, Darius Contractor, Humberto Ayres Pereira, Jonathan Widawski, Karl Jacob, Mei Z., Nkechi Iregbulem, Rich Miner, Scott Belsky, Tom Williams
Oct 1, 2024	Coframe	$9.0M Seed	—	AI4ALL, Alt Capital, Andreessen Horowitz, Artisanal Ventures, Benchmark, C2 Investment, First Round Capital, General Catalyst, Greylock, Crystal Huang, Juniper Ventures, Lightspeed Venture Partners, Notion Capital, Rebel Fund, Suli, Sunset Ventures, Unusual Ventures, Work-Bench, Y Combinator, Akshay Kothari, Anil Dharni, Arash Ferdowsi, Assaf Rappaport, Dave Balter, Dylan Field, Furqan Rydhan, Gabriel Jarrosson, Hubert Thieblot, Humberto Ayres Pereira, James Beshara, Kulveer Taggar, Liu Jiang, Mario Götze, Ofir Ehrlich, Ralph Gootee, Sara Lannin, Thomas Dohmke, Tracy Young
Oct 1, 2024	Reducto	$8.0M Seed	—	Alt Capital, Amplify Partners, Andreessen Horowitz, Benchmark, First Round Capital, Meritech Capital Partners, Nexus Venture Partners, Otherwise Fund, Pioneer Fund, Shaan's All Access Fund, Y Combinator, Arash Ferdowsi, Immad Akhund, James Beshara, Kulveer Taggar, Max Mullen, Nate Matherson, Ralph Gootee, Ryan Chan, Tracy Young
Oct 1, 2024	Argmax	$8.0M Seed	—	C2 Investment, Streamlined Ventures, Arash Ferdowsi, Mei Z., Nkechi Iregbulem, Rich Miner
Sep 1, 2024	Campfire (YC W22)	$4.0M Seed	—	Nexus Venture Partners, Pioneer Fund, Shaan's All Access Fund, Arash Ferdowsi, Immad Akhund, Kulveer Taggar, Max Mullen
Aug 1, 2024	Goodfire	$7.0M Seed	—	Arrive, Aniq Kassam, Greylock, Juniper Ventures, Lightspeed Venture Partners, Pear VC, Work-Bench, Mav Li
Aug 1, 2024	The Network	$3.0M Seed	—	Accel, Alt Capital, Alumni Ventures, Autopilot Fund, C2 Investment, CapitalX, DNX Ventures, Elevate Ventures, EQT Ventures, Fifth Wall, foobar.vc, Frontline Ventures, Global Founders Capital, Gradient Ventures, Hustle Fund, Kepler Operator’s Fund, Khosla Ventures, monashees, Northzone, Glenn Solomon, Pareto Holdings, Race Capital, Redbud VC, S28 Capital, Saga, Sarona Ventures, The Club, The General Partnership, TrueSight Ventures, Union Square Ventures, Village Global, Y Combinator, Akshay Kothari, Anthony Pompliano, Arash Ferdowsi, Ben Davenport, Charlie Feng, Christian Reber, D’Arcy Coolican, Dharmesh Shah, Drew Houston, Elad Gil, Eric Wu, Job Van Der Voort, Koen Bok, Mark Cummins, Mathilde Collin, Niklas Jansen, Portman Wills, Robert Muñoz, Sahil Lavingia, Sam Altman, Shane Curran, Stanley Tang, Tim Griffin, William Hockey
Jul 1, 2024	ProSights	$2.0M Seed	—	Nexus Venture Partners, Pioneer Fund, Shaan's All Access Fund, Arash Ferdowsi, Immad Akhund, Max Mullen
Jul 1, 2024	Heyboss	$4.0M Seed	—	Alumni Ventures, Autopilot Fund, DNX Ventures, Elevate Ventures, Fifth Wall, Hustle Fund, Redbud VC, The General Partnership, Anthony Pompliano, Ben Davenport, Charlie Feng
Jul 1, 2024	Gumloop	$3.0M Seed	—	Accel, Vijaya Gadde, C2 Investment, Greylock, Crystal Huang, Lightspeed Venture Partners, Logos Labs, Rebel Fund, SaaSholic Fund, SOSV, Suli, Sunset Ventures, Y Combinator, Ariel Lambrecht, Evan Williams, Furqan Rydhan, Gabriel Jarrosson, Hubert Thieblot, Parker Treacy, Scott Belsky, Tom Blomfield
Feb 1, 2024	Artie	$3.0M Seed	—	Accel, AirAngels, Amplify Partners, Banana Capital, Benchmark, Greylock, IVP, Kleiner Perkins, Lightspeed Venture Partners, Mantis VC, Otherwise Fund, Paradigm, Salesforce Ventures, Sand Hill Angels, Sequoia Capital, Spark Capital, The General Partnership, Uncork Capital, Weekend Fund, Akshay Kothari, Arash Ferdowsi, Brandon Philips, Siqi Chen, Suhail Doshi
Jan 1, 2024	Qdrant	$28.0M Series A	—	7GC & Co, Friedom Partners, FTX Ventures, GoAhead Ventures, Innovation Endeavors, Lakeside Capital, Scalebridge Capital, Spark Capital, SparkLabs Group, Adeel Hussain, Dustin Moskovitz, Elia Montanari, Ishani Patel, Jaan Tallinn, Jason Haider, Preetha Parthasarathy, Siddharth Singhal, Vikas Sabnani
Nov 1, 2023	AppFlowy	$6.0M Seed	—	7GC & Co, Acrew Capital, Alumni Ventures, Audrey Capital, C2 Investment, DGF Investimentos, Embedded Ventures, Friedom Partners, FTX Ventures, GoAhead Ventures, Greycroft, Jett Fein, Innovation Endeavors, Lakeside Capital, monashees, Vanessa Larco, Preston-Werner Ventures, REMUS Capital, Scalebridge Capital, SignalFire, Spark Capital, SparkLabs Group, Union Square Ventures, Valor Capital Group, Adeel Hussain, Amr Awadallah, Biz Stone, Bob Young, Dustin Moskovitz, Elia Montanari, Ishani Patel, Jaan Tallinn, Jared Leto, Jason Haider, Justin David Blau, Kelvin Beachum Jr., Kevin Lin, Peter Sonsini, Preetha Parthasarathy, Siddharth Singhal, Steve Chen, Vikas Sabnani
Aug 1, 2023	Arcus	$5.0M Seed	—	—
Jul 1, 2023	Silna Health	$5.0M Seed	—	Accel, btov Partners, Chapter One Ventures, First Round Capital, Gradient Ventures, Greylock, NXTP Ventures, OpenCapital.vc, Third Point Ventures, Alex Sok, Andrew McKinzie, Jeff Morris, Marc Benioff, Sahin Boydas
Jun 1, 2023	BIOS	$20.0M Series A	—	7GC & Co, Ada Ventures, Friedom Partners, FTX Ventures, GoAhead Ventures, Human Augmentation Syndicate, Innovation Endeavors, Lakeside Capital, Scalebridge Capital, Spark Capital, SparkLabs Group, Adeel Hussain, Alan MacIntosh, Charlie Songhurst, Dustin Moskovitz, Elia Montanari, Evan Cheng, Ishani Patel, Jaan Tallinn, Jason Haider, Preetha Parthasarathy, Siddharth Singhal, Vikas Sabnani

Financial History

Total Raised

N/A

Valuation

N/A

Leadership Team

Key people at Builders.

Christina Fellows

Leadership Team

Key people at Builders.

Christina Fellows

Deep Dive

High-Level Overview

Builders, in the context of construction, refer broadly to companies or firms that provide a comprehensive range of construction services, including project management, site preparation, building construction, renovation, and specialized trades such as mechanical, electrical, and plumbing (MEP) services[1][2][3]. These firms serve diverse clients ranging from homeowners and commercial businesses to government entities, addressing needs from residential homes to large infrastructure projects. Their core mission is to transform architectural designs and engineering plans into physical structures efficiently, safely, and within budget, thereby solving the problem of turning conceptual ideas into tangible, functional buildings[1][5].

Origin Story

Construction firms typically emerge from founders or partners with backgrounds in engineering, architecture, or construction management. The idea often arises from recognizing the need for integrated services that streamline building processes, such as combining design and construction under one roof (design-build model)[3][4]. Over time, many firms evolve from focusing solely on construction to offering end-to-end solutions including preconstruction planning, site development, and facilities management, reflecting a broader industry trend toward lifecycle building services[3][4][10].

Core Differentiators

Unique Investment/Operating Model: Many builders adopt the design-build approach, providing a single point of accountability that integrates design and construction, reducing delays and cost overruns[3][4].
Network Strength: Builders coordinate a wide network of subcontractors, suppliers, and specialists, ensuring access to quality materials and skilled labor[6][7].
Track Record: Established firms demonstrate reliability through successful project completions across residential, commercial, and infrastructure sectors[1][5].
Operating Support: Some builders extend services into facilities management, offering long-term building maintenance and warranty support, which enhances client relationships and project sustainability[3][4][10].
Product Differentiators: Use of technologies like Building Information Modeling (BIM) improves collaboration and project accuracy[1].
Developer Experience: Emphasis on streamlined project management and communication to enhance client experience and project delivery speed[3].

Role in the Broader Tech Landscape

Builders are riding the trend of integrated construction services and digital transformation in the industry. The timing is critical as demand grows for faster, more cost-effective, and sustainable building solutions. Market forces such as urbanization, infrastructure renewal, and green building initiatives favor builders who can offer comprehensive, tech-enabled services. Their influence extends to shaping industry standards by adopting BIM and lean construction methodologies, which improve efficiency and reduce waste, thereby impacting the broader construction ecosystem[1][3][4].

Quick Take & Future Outlook

Looking ahead, builders are likely to deepen their integration of digital tools like BIM, modular construction, and sustainability practices to meet evolving market demands. Trends such as smart buildings, green construction, and lifecycle management will shape their journey, pushing firms to innovate beyond traditional construction roles. Their influence will grow as they become pivotal in delivering not just buildings but holistic infrastructure solutions that align with environmental and technological advancements, reinforcing their central role in the built environment's future[1][3][4][10].

Sources

High-Level Overview

Origin Story

Core Differentiators

Unique Investment/Operating Model: Many builders adopt the design-build approach, providing a single point of accountability that integrates design and construction, reducing delays and cost overruns[3][4].
Network Strength: Builders coordinate a wide network of subcontractors, suppliers, and specialists, ensuring access to quality materials and skilled labor[6][7].
Track Record: Established firms demonstrate reliability through successful project completions across residential, commercial, and infrastructure sectors[1][5].
Operating Support: Some builders extend services into facilities management, offering long-term building maintenance and warranty support, which enhances client relationships and project sustainability[3][4][10].
Product Differentiators: Use of technologies like Building Information Modeling (BIM) improves collaboration and project accuracy[1].
Developer Experience: Emphasis on streamlined project management and communication to enhance client experience and project delivery speed[3].