Left Hook's API Expertise: Hundreds of Apps

Our business is APIs. Since 2012, we've been building and managing integrated SaaS tools for a wide variety of clients.

The breadth of our API knowledge is hard to match. The software companies listed below are a small sample of the more than 160 different APIs we've used for hundreds of clients.

Not seeing your API here and looking for experts? Contact us.

Need API Integration Help?

Are you a software end-user looking to solve a custom integration problem specific to your organization or business?

Our sister company Integration Helpers is here for you- get some help!

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Airstory horizontal logo 3
Airstory
airtable logo 2
Airtable
APE-Logo-RGB-trans logo 2
APE Mobile
authorize-net logo 2
Authorize.Net
autotask logo 2
Autotask
boomset_static_logo2
Boomset
Campaign Monitor
Campaign Monitor
Chargify
Chargify
cirrus shield logo 2
Cirrus Shield
meraki logo 2
Cisco Meraki
Clio
Clio Legal Case & Practice Management Software
Clockwork Logo 3
Clockwork
Clubworx logo v4
Clubworx
connectwiselogo400xwidefinal
ConnectWise
logo_0023_crowdcompass-logo-CHILD
CrowdCompass
cubepasses v3
CubePasses
cvent-logo 3
Cvent
dispatchme logo version3
Dispatch.me
Drift
Drift
Dropbox
Dropbox
formsite_logo small 2
Formsite
freshbooks400xfinal
Freshbooks
G Suite by Google Cloud
G Suite by Google Cloud
gathercontent-logo-2
GatherContent
hatchbuck-logo-LG 3
Hatchbuck
ICIMS_Logo_4C_transparent 2
iCIMS
Intermedia-logo 2
Intermedia
kindful400x
Kindful
MailChimp-logo 2
MailChimp
maintenance_care_logo_2016 2
Maintenance Care
Mandrill
Mandrill Transactional Email
mindflash400x200
Mindflash
miteltag400xfinal
Mitel
Moni Logo 3
Moni
nalpeiron400xfinal
Nalpeiron
pardot-logo 2
Pardot
Recognize logo
Recognize
resourceguruwide400xfinal
Resource Guru
rightsignature400xfinal
RightSignature
sharefile400xfinal
Sharefile
Slack logo 2
Slack
Streak CRM
Streak CRM
surveygizmo_logo 2
SurveyGizmo
Teamwork logo 3
Teamwork.com
Tessitura Logo 2
Tessitura Network
textbox logo 2
TextBox
totango-nav-logo 2
Totango
Victor Ops
VictorOps
Whispir_BrandWordmark_RGB 2
Whispir
wistia-logo-full 2
Wistia
wodify logo 3
Wodify
wufoo-logo 2
Wufoo
zerista-translucent
Zerista
ZipWhip greyHorizontalLockUpPNG 4
ZipWhip
zoho-logo 2
Zoho CRM