Best Business Services Companies in Connecticut, United States
The 564 best Business Services companies in Connecticut, United States in 2026, ranked by funding and momentum. Funding, investors, founders, valuation, tech stack and live signals. Top: Townsquare Media.
Ranked: Best Business Services companies in Connecticut
| # | Company | Disclosed funding | Last round | Employees | Founder | Tech stack | Patents & IP focus | Recent signals |
|---|---|---|---|---|---|---|---|---|
| 1 | Townsquare Media Digital media and radio advertising company offering local and national solutions | $403M | 134 mo ago | 2,442 | Bill Wilson Chief Executive Officer | Apple iCloud MailMicrosoft 365Facebook Login+16 | — | — |
| 2 | Elemental Cognition Provider of AI development services | $60M | 34 mo ago | 50 | David Ferrucci Founder & CEO | — | 36 patents AI-driven natural language programming and interactive research assistance platforms | — |
| 3 | Oxford Performance Materials Manufacturer of high-performance PEKK thermoplastic and additive manufacturing solutions | $49M | 12 mo ago | 28 28 → 40 (+43%) | — | Cart FunctionalitySquarespace CommerceSquarespace+14 | — | 2 partnerships · 1 expansion |
| 4 | Rizing Provider of SAP functional and technical consulting services | $30M | 137 mo ago | 1,440 | — | WordPressMySQLPHP+29 | — | 1 award |
| 5 | Innovations for Poverty Action Non-profit organisation offers solutions for preventing global poverty | $23M | 14 mo ago | 93 | Dean Karlan Founder & President | Cart FunctionalityDrupalMariaDB+28 | — | 1 job opening · 1 partnership |
| 6 | New England Linen Supply Provider of corporate and executive dining rooms services | $22M | 83 mo ago | 72 | — | — | — | — |
| 7 | TRC Companies Provider of engineering and construction management services 55Tech top 25%Market top 28%Fin. health top 32%News top 38% All 12 signals ▾Techtop 25% Markettop 28% Fin. healthtop 32% Newstop 38% Moattop 38% Fundingtop 46% Producttop 47% Growthtop 48% Globalbottom 41% Talentbottom 40% Patentsbottom 33% Innovationbottom 25% Tech: 57 technologies across 6/8 capability areas · Cloud: Cloudflare Market: 4,367 employees (top 4% of Construction Management Services) · Revenue ~$465M rank vs industry peers · Fliar Intelligence Index 55/100 | $16M | 176 mo ago | 4,367 4,367 → 7,500 (+72%) | Christopher Vincze Chairman and CEO | WordPressApple iCloud MailMicrosoft 365+36 | 6 patents Electrical grid monitoring, location, and feeder/phase inference analytics for distribution networks | 1 award |
| 8 | Netkey Provider of data processing and IT services | $12M | 262 mo ago | 35 | — | — | — | — |
| 9 | Verus Analytics Provider of IT service suite solutions | $12M | 198 mo ago | 39 | Carol Marshall CEO | — | 4 patents Automated audit data processing and compliance analytics software | — |
| 10 | Qonsent Provider of e commerce and analytics services | $11M | 50 mo ago | 12 | — | — | 3 patents Privacy‑preserving consent and data‑control platforms for electronic transactions | — |
| 11 | Information Services Group Provider of technology research and advisory services focused on AI | $11M | 114 mo ago | 1,599 1,599 → 2,211 (+38%) | Michael Connors Chairman and CEO | Progress SitefinityApple iCloud MailFacebook Login+33 | — | — |
| 12 | American Customer Care Provider of inbound outsourced call centre and telemarketing management services | $9M | 81 mo ago | 391 | — | — | — | — |
| 13 | BrandShop Provider of e-commerce technology and services | $9M | 143 mo ago | 201 | — | — | — | — |
| 14 | Knocking Provider of content and influencer marketing services | $9M | 60 mo ago | 21 | — | Wix eCommerceWixSentry+17 | — | — |
| 15 | Homes for the Brave Provider of housing and supportive services for veterans in need | $6M | 15 mo ago | — | Vincent Santilli CEO/Executive Director | Cart FunctionalityWooCommerceWordPress+36 | — | — |
| 16 | Data-Link Provider of access control, CCTV, and data cabling services | $5M | 140 mo ago | — | James Cournoyer Founder & CEO | — | — | — |
| 17 | Advanced Electronic Systems Provider of installation and monitoring services for alarm systems, specializing in residential security | $5M | 30 mo ago | — | Howard Friedman Owner | WordPressMySQLPHP+16 | 281 patents Smart grid power distribution monitoring, fault detection, and wireless power management systems | — |
| 18 | 203 Trading LLC Provider of IT support and hardware distribution services | $5M | 75 mo ago | — | Pat Libertino Owner | — | — | — |
| 19 | Willa Provider of financial tools and services for content creators | $4M | 140 mo ago | 15 | — | — | — | — |
| 20 | Karpman Consulting Provider of energy efficiency consulting, training, and technical assistance services | $4M | 13 mo ago | — | — | Squarespace CommerceSquarespaceYUI+6 | — | — |
| 21 | Fanzter Consumer facing mobile and web apps | $4M | 207 mo ago | 5 | Sujal Shah CEO | SentryNode.jsVue.js+14 | — | — |
| 22 | Servicengine Provider of global mobility software solutions for relocation management | $4M | 19 mo ago | 47 | — | — | — | 1 partnership |
| 23 | Primordial Labs Provider of AI laboratory services | $2M | 44 mo ago | 11 | Adrian Pope Co-Founder & CTO | Cart FunctionalitySquarespace CommerceSquarespace+13 | 27 patents Patents concentrated in computing, sensing & instrumentation | — |
| 24 | Synapse Group Partnership marketing company driving revenue and loyalty through tailored customer engagement | $2M | 311 mo ago | 1 | — | WordPressMySQLPHP+13 | 16 patents Patents concentrated in mechanical & energy engineering | — |
| 25 | IMPACT Provider of web design, sales, and digital marketing services | $2M | 34 mo ago | 65 | Tushar Raj Founder | HubSpot CMS HubAmazon Web ServicesStripe+23 | 33 patents Medical compression therapy devices and protective headgear for sports and neuromuscular stimulation | 1 expansion |
| 26 | Xerox Provider of printing and digital document solutions, services, and related supplies | $1M | 14 mo ago | 3,466 | Steve Bandrowczak CEO | Cart FunctionalityMagentoKlevu+29 | 30,629 patents Document imaging, printing, and secure document management technologies. | 2 launchs |
| 27 | Mea Mobile Digital product lab crafting meaningful brands and engaging digital experiences | $1M | 143 mo ago | 41 | Rod Macfarlane Co-Founder | SilverstripeApple iCloud MailMicrosoft 365+9 | — | — |
| 28 | META Group IT research and consulting firm | $982K | 126 mo ago | 501 | — | — | 109 patents Enabling immersive AR/VR interaction, hand tracking, and surround-sound headsets. | — |
| 29 | GoSaga Provider of branding services | $500K | 49 mo ago | — | Steve Volkwyn Co-Founder and Director of Franchise Development | — | — | — |
| 30 | SIASGlobal Provider of environmental and financial risk assessments for resource activities | $180K | 125 mo ago | 11 | — | — | — | — |
| 31 | Sustainability Atoz Provider of sustainability science and technology consulting services | $165K | 161 mo ago | — | — | — | — | — |
| 32 | Hrpassociates Provider of environmental engineering, compliance, health, safety, and sustainability services | $164K | 200 mo ago | 158 | — | ZohoPHPVimeo+9 | — | — |
Top 12 Business Services companies in Connecticut
#1
Series D · South Windsor, Connecticut · founded 1998 · 28 employees$49.1Mraised▾
Manufacturer of high-performance PEKK thermoplastic and additive manufacturing solutions. It develops and produces a proprietary poly-ether-ketone-ketone (PEKK) formulation, a high-performance thermoplastic with robust mechanical properties, extreme temperature tolerance, and chemical resistance. This material is used in its additive manufacturing platforms, osteofab® for biomedical devices and OXFAB® for industrial hardware, creating parts with osseointegration, antibacterial properties, and weight reduction benefits. Coatings using this thermoplastic are also offered for various applications.
- Jun 2025Conventional Debt—
- Jun 2025Series D$355K
- Sep 2019Grant (prize money)$202.4K
- Feb 2017Series D$10.8M
#2
Funding Raised · New Haven, Connecticut · founded 2002 · 93 employees$22.7Mraised▾
IPA is unique because of its approach to learning what works and what does not, the researchers who lead and manage projects, and our focus on tackling "ideas" rather than individual projects. Specifically, the following characteristics set IPA apart:· We
- Apr 2025Grant (prize money)$2M
- Mar 2025Grant (prize money)$3M
- Jan 2020Grant (prize money)—
- Sep 2014Grant (prize money)$474K
#3
Funding Raised · Bridgeport, Connecticut · founded 2002$6.1Mraised▾
Provider of housing and supportive services for veterans in need. The organization offers programs designed to assist former service members experiencing hardship. These programs focus on providing stable housing and resources to promote self-sufficiency. The aim is to help veterans regain independence and improve their overall well-being.
- Mar 2025Grant (prize money)$115.5K
- Jan 2025Grant (prize money)$550K
- Mar 2012Grant (prize money)$99.9K
- Mar 2011Grant (prize money)$99.9K
#4
Funding Raised · Glastonbury, Connecticut · founded 2005$4Mraised▾
Provider of energy efficiency consulting, training, and technical assistance services. The firm offers research, training, and consulting to public and private sector clients. It provides energy modeling to inform design and support energy audits. The company develops technical policies for whole building incentive programs. It contributes to energy code development through participation on committees.
- May 2025Grant (prize money)$4M
#5
Public · Norwalk, Connecticut · founded 1906 · 3466 employees$1Mraised▾
Provider of printing and digital document solutions, services, and related supplies. The company offers printers, digital printing presses, software, and digital services. These include capture and workflow automation, cloud print services, and invoice management. The company also provides IT, managed print, and security solutions. It serves industries such as education, financial services, government, healthcare, legal, retail, and small and medium businesses.
- Apr 2025Conventional Debt$991.4K
- Dec 2018Grant (prize money)$19.4K
- Mar 2018Grant (prize money)$26.5K
#6
Early Stage · Danbury, Connecticut · founded 1998 · 47 employees$3.8Mraised▾
Provider of global mobility software solutions for relocation management. This software automates global workforce management, offering customized solutions for organizations of all sizes across various industries. The platform streamlines relocation processes for mobility managers, relocation management companies, and supplier partners, including features for assignment approval, employee tracking, flexible workflows, personalized portals, compensation and expense management, and robust reporting and analytics. It integrates with existing systems and offers strong financial capabilities. The software enhances efficiency and improves the relocation experience for both employees and HR managers.
- Nov 2024Unattributed$3.8M
#7
Series B · Wilton, Connecticut · founded 2015 · 50 employees$60Mraised▾
Provider of AI development services
- Aug 2023Series B$60M
#8
Public · Greenwich, Connecticut · founded 2010 · 2442 employees$402.5Mraised▾
Digital media and radio advertising company offering local and national solutions. The company provides comprehensive advertising solutions across local media, national media, and live events. It offers brands advertising opportunities and downloadable spec sheets for national media campaigns. The company produces live events and offers sponsorship opportunities. Townsquare Interactive provides digital marketing solutions, including search engine optimization, reputation management, social media management, business listings, and web & mobile presence services to help local businesses grow their online presence. The company operates radio stations and national media brands, offering diverse content. It focuses on connecting brands with audiences through various media channels and digital solutions.
- Apr 2015Conventional Debt$302M
- Nov 2013Series C$16.2M
- Jul 2012Series B$15.1M
- Aug 2011Series B$57.2M
#9
Funding Raised · Norwalk, Connecticut · founded 1973$5Mraised▾
Advanced Electronic Systems (AES) specializes in the installation and monitoring of alarm systems for residential and commercial properties. They offer advanced technology that allows users to create and monitor critical communications systems anywhere, eliminating the need for third-party providers. AES provides security solutions for both homeowners and businesses, ensuring peace of mind and flexibility in accessing their systems.
- Dec 2023Conventional Debt$5M
#10
Series A · Westport, Connecticut · founded 2020 · 12 employees$11Mraised▾
Provider of e commerce and analytics services
- Mar 2022Series A$6M
- Dec 2021Seed$5M
#11
Seed · New Haven, Connecticut · founded 2009 · 65 employees$2.2Mraised▾
Provider of web design, sales, and digital marketing services
- Jul 2023Seed$2.2M
#12
Series B · New Haven, Connecticut · founded 2004 · 72 employees$22.1Mraised▾
Provider of corporate and executive dining rooms services
- Jun 2019Conventional Debt$12.5M
- May 2017Conventional Debt$2.5M
- Jul 2011Series B$7.1M
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
Riya reads income statements for fun. She covers the real money in a sector — revenue, growth, who actually earns — and never met a vague claim she didn't want a number for.