Chiangrai United

In 2009, Chiangrai United joined the new Thai football setup and started at the 3rd level, 2009 Regional League Division 2 Northern Region. Chiangrai duly came out on top come to the end of the regular league season, thus claiming their first-ever championship and also crowned as the first-ever winners of the Regional League Northern Division.

On winning the championship, Chiangrai entered the 2009 Regional League Division 2, an end of season mini-league for all 5 Regional League Division 2 championship-winning teams, and finished as runners-up and promoted to Thai Division 1 League.

In 2010, the club finished 3rd in Thai Division 1 League and first-ever promoted to the top tier Thai League 1.

Chiangrai United opened its first youth academies in 2012.

In 2016, Chiangrai United made a deal with Jarken Group to the strong brand and initiating a holistic marketing strategy which included business development and strengthening management structures to promote a positive image of the Chiangrai United Sports Passions as a brand to make Chiangrai United become professional and sustainable. The strategy for this deal is to design to promote Chaing Rai United to become the big name club in Thailand.

In 2017, the club continued to make agreements with sponsors to improve the club's professional image and attract Tanaboon Kesarat. They also secured players such as; Vander Luiz, Felipe Azevedo, Henrique Silva.

Under Brazilian coach Alexandre Gama, The Beetles was victorious in the 2017 FA Cup Final with Bangkok United. This proved to be a case of redemption for Chiangrai as winning the first piece of silverware in club-history, three days after losing to Muangthong United in the League Cup final.

In 2018, the club attracted Lee Yong-Rae and Bill.^[]

Chiangrai defeated the 2017 Liga 1 runners-up Bali United 3–2 in a qualifying preliminary round 2 and losing the 2017 Chinese Super League to runners-up Shanghai SIPG 1–0 in a qualifying play-offs round for the AFC Champions League group stages.^[]

In 2018 FA Cup Final, The Beetles weathered certain things Thai League 1 winners Buriram United could hurl at them at Supachalasai Stadium to record a 3–2 victory, a hat-trick by Bill.

Chiangrai defeated the 2018 Myanmar National League champions Yangon United 3–1 in a qualifying preliminary round 2 and drew the 2018 J1 League runners-up Sanfrecce Hiroshima in a qualifying play-offs round for the AFC Champions League group stages; the match finished 0–0 after extra time, with Chiangrai losing the penalty shoot-out 4–3 at Hiroshima Big Arch.

In October 2019, after the announcement of the appointment of Ailton dos Santos Silva as the new head coach, The Beetles won the Thai League 1 for the first time. Chiangrai United and Buriram United ended up with identical 58 points from 30 matches. However, they were declared the winners of the league on the basis of a better head-to-head record, Chiangrai held Buriram to a goalless draw away in the first leg in April then thrashed the northeastern giants 4 to nothing at home in July, Chiangrai United is the third to win the top flight after Buriram and Muangthong since the country's premier tournament was revamped in 2009.

The side is commented to fare well in most big games, with compactness and discipline springing surprises. Instead of being burdened with keeping possession, they stifled opponents with a rehearsed repertoire of both defensive and pressing moves, topped off with lethal counter-attacks.