ranQ
ranQ
ranQ
DirectoryIndustriesPlacesKnowledgeComparisonsSoon
Sign inCheck visibility
ranQHSG Startup LabelRecognised by the
HSG Startup Label

The leading AI company directory, built to boost AI visibility.

DEENFRIT
Product
  • Pricing
  • Directory
  • Industries
Company
  • About
  • Contact
  • Legal
© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,947 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionSolothurnA & I GmbH
A & I GmbH Logo
Verified· 2 sources

A & I GmbH

Summary

About the company

A & I GmbH is a planning and expert consultancy offering planning and engineering services, structural calculations and construction supervision, together with construction quality assurance, energy consulting and issuance of energy performance certificates.

AI-generated
Offering

Products & services

Industry:Building Construction
✓ Offered9
Planning and engineering services
Design, building permit, structural engineering and construction supervision for new builds, conversions and renovations; for residential homes and commercial buildings, including site analysis, detailed planning, tendering and execution.
Energy consultation and energy certificate
Energy consultation for residential buildings, non-residential buildings, monuments and SMEs; energy audit, energy management, retrofit concepts and issuance of energy certificates.
On-site quality assurance and controlling
Quality control and controlling during construction for new builds and renovations; review of execution, risks, defects and deviations as well as early documentation and recommendations for action.
Property purchase advisory
Site walk-through and advisory before purchasing a property; assessment of structural calculations, building physics, building services, defects, need for renovation and purchase price using measuring equipment.
Funding and KfW expert
Advisory on funding from the federal government, states and municipalities; completing and confirming KfW forms as well as guidance on KfW funds and funding programmes.
Expert reports and specialists
Expert reports on defects, damages and market value of buildings; building-diagnostic consulting as well as arbitration and mediation in disputes.
Technical due diligence (TDD)
Technical inspection of real estate prior to purchase; assessment of the plot, building fabric, building services, maintenance and building regulations to evaluate opportunities and risks.
Measurement technology
Use of measurement technology for non-destructive assessment of building fabric and causes of damage; including moisture, sound, thermography, U-value, blower-door and drone measurements.
Seminars
Seminars and in-house trainings on a range of topics; on request also as lecturer directly within companies.
LeadhubOutbound Leads by COHAGA

Looking for direct email addresses and phone numbers?

Leadhub delivers verified contact details and decision-makers from over 750,000 Swiss companies — management, procurement, marketing, HR.

Discover Leadhub
Comparisons

A & I GmbH in comparison

Soon

Industry comparisons are coming soon

We're preparing industry comparisons that rank A & I GmbH by reviews, experience and specialisations.

Is this your company?

Claim the company profile of A & I GmbH to make its contact details visible. With a plan we additionally create and publish industry comparisons, articles and much more.

Secure profile

Location

Weissensteinstrasse 105
4500 Solothurn

At a glance

Legal form
Limited Liability Company
UID
CHE-111.712.499
Founded
2004 · 22 years
Last commercial register change
February 22, 2016
Employees
1 to 10

Knowledge

No knowledge articles yet

Once A & I GmbH has claimed this profile, we'll publish editorial articles and case studies here together.

Get started

Similar companies

FS
FRIEDLIPARTNER SOLOTHURN AG
Solothurn
PA
purimo ag
Breitenbach
GJ
Gebr. Jetzer Hoch- und Tiefbau AG
Schnottwil
GU
Galli und Siegenthaler Bauplanungen AG
Obergerlafingen
PU
Planungs- und Baubüro Stenz AG
Erschwil
VG
ValleyHomes GmbH
Balsthal
GD
Gebrüder Danz AG
Balm B. Günsberg
PB
PX Bau GmbH
Dornach