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The 60s

BAC Windows was formed by Les Briggs and Eddie Coventry in 1966 when they were neighbours in Hornchurch, Essex. They initially made windows for their own houses.

The 70s

In 1971, SEH Ipswich Ltd was formed and in 1977 the growing business moved to purpose-built offices on Crowcroft Road in the town.

The 80s

SEH Windows and Doors was formed in 1985 and became members of the Glass and Glazing Federation (GGF) in 1987. Then in 1989 the SEH Group was established.

2000-2006

SEH Windows and Doors moved into the present, 30,000 sq ft head office building in Ipswich in 2000, and in 2006 it opened the biggest indoor window and door showroom in the South East in Chelmsford.

2007

SEH Windows and Doors acquired BAC Windows and SEH BAC was formed.

2012-2013

In 2012 FineLine Windows and A&B Assett were acquired by SEH BAC, before the company also acquired Banaglaze and further expanded its operation.

2014

SEH Group is rebranded to One Group Construction and the SEH BAC and FineLine Windows team win the National Home Improvement Council (NHIC) Glazing Project of the Year Award.

2015

SEH BAC and FineLine wins the National Home Improvement Council Double Glazing With Community Benefit Award.

2017

SEH BAC and FineLine expands into a new 5,000 sq ft facility in Colchester before winning the coveted Installer of the Year at the G17 Awards and the Delivering Community Benefit Through Home Improvement at the NHIC.

2019

SEH BAC and FineLine is named South-East Company of the Year by the elite Master Window and Conservatory Installers Association and scoops a Conservatory & Orangery Award for a complex renovation project. Peter Wheeler, who joined the company in 1987, becomes Managing Director.

2020

SEH BAC and FineLine wins the highly sought-after Extension Designer of the Year award from Ultraframe, and also gains the Emplas Best Showroom in the Southern Region award.

2022

SEH BAC and FineLine renews its sponsorship with Ipswich Town Football Club, agreeing a new two-year contract after sponsoring the club for more than 20 years.

2024

SEH BAC and FineLine rebrands with a new identity and approach to communications that more closely reflect the way we think about the business we’re in and the service we provide to customers.