Best Business Services Companies in San Diego, United States
The 652 best Business Services companies in San Diego, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Liquid Instruments.
Ranked: Best Business Services companies in San Diego
| # | Company | Disclosed funding | Last round | Stage | Employees | Founded | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Liquid Instruments Reconfigurable test and measurement instruments for advanced research and development | $135M | 1 mo ago | Series C | 74 | 2014 | — | 1 partnership |
| 2 | Cumming Corporation Construction management and cost consultancy services 9Funding top 38%Talent bottom 49%Global bottom 29%Tech bottom 22% All 5 signals ▾Fundingtop 38% Talentbottom 49% Globalbottom 29% Techbottom 22% Marketbottom 16% Funding: Raised $118M across 1 rounds · 1 rounds over 10 yrs (0.1/yr) Talent: 1 named leader on record · 1 C-suite/founder profile curated rank vs industry peers · Fliar Intelligence Index 9/100 | $118M | 115 mo ago | Acquired | — | 1996 | — | 1 job opening · 1 expansion |
| 3 | CARLSMED Developer of devices for spine surgery | $98M | 27 mo ago | Public | 44 | 2018 | 224 patents Patents concentrated in health & consumer products | 2 awards |
| 4 | First Allied Provider of business consulting and financial advisory services | $46M | 171 mo ago | Acquired | 358 | 1994 | — | — |
| 5 | Tachyon Networks Data assurance solutions using blockchain for trusted, secure, and authentic data | $41M | 190 mo ago | Series B | 10 | 1997 | — | — |
| 6 | MicroPower Solar-powered, wireless video surveillance systems | $23M | 133 mo ago | Deadpooled | 18 | 2008 | 33 patents Thermoelectric and solar‑thermal power conversion, including induction heating and pressurized steam generation. | — |
| 7 | Underground Elephant Direct response, performance marketing company | $8M | 107 mo ago | Deadpooled | 66 | 2008 | 5 patents Lead management and sales‑lead data handling, plus online click‑advertising campaign systems. | — |
| 8 | Global Payout Provider of conferences focused on global payment systems and related topics | $7M | 80 mo ago | Funding Raised | 10 | 2009 | — | — |
| 9 | HelloSky AI executive recruiting platform | $6M | 13 mo ago | Seed | — | 2020 | — | — |
| 10 | DCS M2M/IoT based market place | $6M | 17 mo ago | Public | 44 | 2008 | — | — |
| 11 | The Foss Mountain Company Provider of management consulting services | $5M | 54 mo ago | Series A | — | 2020 | — | — |
| 12 | Optios Provider of AI based neurotechnology services | $4M | 78 mo ago | Series A | 20 | 2016 | 13 patents Neurophysiological monitoring and enhancement for optimal human performance in trading | — |
| 13 | AV Lab Artificial intelligence consultancy & development services provider | $4M | 67 mo ago | Series A | — | 2017 | 179 patents Camera‑based multi‑device tracking, label‑enabled wireless charging, and autonomous resource sharing | — |
| 14 | Dynam.AI Provider of AI services using proprietary AI algorithms and streamlined platforms | $4M | 46 mo ago | Deadpooled | 11 | 2017 | — | — |
| 15 | Fragmob Provider of business management solution for direct sales industries | $3M | 124 mo ago | Deadpooled | 50 | 2007 | 6 patents Patents concentrated in computing, sensing & instrumentation | — |
| 16 | Signature Analytics Provider of outsourced accounting & financial services | $2M | 66 mo ago | Acquired | 72 | 2008 | — | — |
| 17 | Algotive Provider of diversified AI services | $2M | 32 mo ago | Seed | 31 | 2019 | — | — |
| 18 | EmpoweRx Provider of recruitment services for healthcare sector | $1M | 20 mo ago | Seed | 2 | 2017 | — | 1 job opening |
| 19 | IdeaPros Provider of financial and strategy services for investment industries | $1M | 38 mo ago | Seed | 31 | 2017 | — | — |
| 20 | Trade Service Provider of ERP system data services | $1M | 204 mo ago | Acquired | 76 | 1931 | — | — |
| 21 | S-3 Provider of research as a service using data-driven solutions | $796K | 8 mo ago | Funding Raised | 9 | 2018 | — | — |
| 22 | Influence Studios Provider of photography and videography services to influencers | $325K | 36 mo ago | Seed | 3 | 2021 | — | — |
| 23 | Trabus Provider of AI consulting, cyber-security, wireless networking, and engineering services | $150K | 98 mo ago | Funding Raised | 50 | 2010 | 14 patents AI-powered waterway monitoring and reservoir forecasting; wireless network time synchronization solutions. | 1 job opening |
| 24 | Wealth Financial Life Provider of financial and digital marketing services | $137K | 168 mo ago | Funding Raised | — | 2000 | — | — |
| 25 | Space Technology Holdings Provider of management consulting services to government and private space research | $115K | 79 mo ago | Seed | 2 | 2016 | — | — |
| 26 | Childcare Bridge Provider of website development services | $100K | 192 mo ago | Seed | — | 2010 | — | — |
Top 12 Business Services companies in San Diego
#1
Series C · San Diego, California · founded 2014 · 74 employees$135.4Mraised▾
Reconfigurable test and measurement instruments for advanced research and development. They provide integrated test solutions engineered for seamless customization. Their reconfigurable Moku platform accelerates research and development, cutting time and cost. Designed for researchers, it delivers efficiency in complex test scenarios. They offer software-defined instruments, FPGA-powered hardware, and cloud-based tools. Their technology includes neural networks, multi-instrument mode, and custom compilation. They serve industries like optics, aerospace, semiconductor, and AI. Their mission is to create transformational tools that improve user capabilities. Their vision is to help engineers and scientists solve global challenges. They value customer value, product quality, innovation, and diversity. They offer test platforms, software, instruments, cloud compile, and multi-instrument modes.
- Apr 2026Series C$70M
- Jun 2024Series B$15M
- Sep 2022Series B$28.5M
- May 2021Series A$13.7M
#2
Public · San Diego, California · founded 2018 · 44 employees$97.6Mraised▾
Developer of devices for spine surgery. The company uses patient data and proprietary digital technologies to create optimal surgical plans and personalized Aprevo spine fusion devices for adult spinal malalignment.
- Mar 2024Series C$64.5M
- Apr 2022Series B$30M
- Dec 2020Series A$12.6M
- Jun 2020Seed$2.5M
#3
Seed · San Diego, California · founded 2020$5.5Mraised▾
AI executive recruiting platform. It helps to find and connect with growth driven talent. It offers AI-driven features like Smart Tags, which provide insights into factors such as revenue scale, and recruitability scoring, optimizes talent acquisition.
- Apr 2025Seed$5.5M
#4
Public · San Diego, California · founded 2008 · 44 employees$5.5Mraised▾
M2M/IoT based market place
- Jan 2025Post IPO—
- Oct 2022Post IPO$1.5M
- Mar 2018Conventional Debt$1M
- Apr 2015Conventional Debt$3M
#5
Funding Raised · San Diego, California · founded 2018 · 9 employees$795.7Kraised▾
Provider of research as a service using data-driven solutions. The company offers data collection, advanced data analysis, and custom data visualization. It delivers interdisciplinary research solutions, including digital health application development. The company uses machine learning, deep learning, and statistical analysis.
- Sep 2025Grant (prize money)$499.8K
- May 2025Grant (prize money)$295.9K
#6
Seed · San Diego, California · founded 2017 · 2 employees$1.4Mraised▾
Provider of recruitment services for healthcare sector
- Sep 2024Grant (prize money)$1M
- Sep 2022Grant (prize money)$243.5K
- Jun 2022Seed$150K
#7
Acquired · San Diego, California · founded 1996$118Mraised▾
Construction management and cost consultancy services
- Oct 2016PE—
- Conventional Debt$118M
#8
Series B · San Diego, California · founded 1997 · 10 employees$41.1Mraised▾
Data assurance solutions using blockchain for trusted, secure, and authentic data. The company provides solutions that ensure data authenticity and integrity, crucial for making informed decisions. Their proprietary technology, founded on a blockchain matrix architecture, secures metadata alongside core data, preserving its origin and tracking alterations. This is applicable across industries needing timely, reliable, and secure information sharing. They serve sectors like defense, supply chain, energy, land management, and healthcare. Their solutions support secure supply chains, smart contracts, fraud detection, power grid management, crop monitoring, and medical record security. The company's focus is on delivering functional solutions that enhance security, productivity, and competence through data provenance, authenticity, and integrity.
- Aug 2010Venture Debt$4M
- Sep 2005Series B$8.6M
- Aug 2004Series B$5.5M
- Sep 2003Series B$6M
#9
Acquired · San Diego, California · founded 1994 · 358 employees$46Mraised▾
Provider of business consulting and financial advisory services
- Mar 2012Series C$2.8M
- Nov 2011Series C$43.2M
#10
Deadpooled · San Diego, California · founded 2008 · 18 employees$22.9Mraised▾
MicroPower Technologies provides a solar-powered, wireless surveillance solution for security, operations, and business intelligence applications. The product, Helios is a solar wireless video camera with software and ultra-low power wireless technology to eliminate data and power cables. Claims to reduce the power consumption up to 90% compared to traditional standard outdoor camera employing its MicroPower platform. Graduated at EvoNexus, the business incubator of the high-tech trade company, CommNexus.
- May 2015Series C$4.7M
- Aug 2014Series C$2M
- Jul 2013Series C$7.5M
- Jan 2012Series C$6.5M
#11
Seed · San Diego, California · founded 2019 · 31 employees$1.5Mraised▾
Welcome to the future of artificial intelligence.
- Oct 2023Seed$1.5M
#12
Series A · San Diego, California · founded 2020$5.4Mraised▾
Provider of management consulting services
- Dec 2021Series A$4.9M
- Aug 2020Seed$500K
Funding & investor landscape
Notable founders
Market landscape — 10 sub-themes by coverage
Share of Business Services coverage by sub-theme.
Regulatory-risk over time rising
Funding & growth over time
funding rising · growth rising
Common questions
Rohit lives in the feed. He covers what's moving right now — the funding rounds, launches and shifts breaking across the trade press — and ties them back to where the sector is heading.