POWER OF ATTORNEY
(For Executing Form ID and Forms 3, 4 and 5)

Know all by these presents, that the undersigned hereby constitutes and
appoints each of Christiana Obiaya, Kelly Rosser and Deborah Chen of Heliogen,
Inc. (the ?Company?) and Alexander Gefter, Su Lian Lu and Chu Lee of Cooley
LLP, signing individually, the undersigned?s true and lawful attorneys-in-fact
and agents to: (1) Prepare, execute in the undersigned?s name and on the
undersigned?s behalf, and submit to the Securities and Exchange Commission (the
?SEC?), a Form ID and Forms 3, 4 and 5 (including amendments thereto and joint
filing agreements in connection therewith) in accordance with Section 16 of the
Securities Exchange Act of 1934, as amended (the ?Exchange Act?), and the rules
thereunder, in the undersigned?s capacity as an officer, director or beneficial
owner of more than 10% of a registered class of securities of the Company; (2)
Do and perform any and all acts for and on behalf of the undersigned that may
be necessary or desirable to prepare and execute any such Form ID and Forms 3,
4 or 5 (including amendments thereto and joint filing agreements in connection
therewith) and file such forms with the SEC and any stock exchange,
self-regulatory association or any similar authority; and (3) Take any other
action of any type whatsoever in connection with the foregoing that, in the
opinion of such attorney-in-fact, may be of benefit to, in the best interest
of, or legally required of the undersigned, it being understood that the
documents executed by the attorney-in-fact on behalf of the undersigned
pursuant to this Power of Attorney shall be in such form and shall contain such
terms and conditions as the attorney-in-fact may approve in the
attorney-in-fact?s discretion. The undersigned hereby grants to each such
attorney in fact full power and authority to do and perform any and every act
and thing whatsoever requisite, necessary, or proper to be done in the exercise
of any of the rights and powers herein granted, as fully to all intents and
purposes as the undersigned might or could do if personally present, with full
power of substitution or revocation, hereby ratifying and confirming all that
such attorney in fact, or such attorney in fact?s substitute or substitutes,
shall lawfully do or cause to be done by virtue of this power of attorney and
the rights and powers herein granted. The undersigned acknowledges that the
foregoing attorneys-in-fact, and their substitutes, in serving in such capacity
at the request of the undersigned, are not assuming (nor is the Company
assuming) any of the undersigned?s responsibilities to comply with Section 16
of the Exchange Act. This Power of Attorney shall remain in full force and
effect until the earliest to occur of (a) the undersigned is no longer required
to file Forms 3, 4 and 5 with respect to the undersigned?s holdings of and
transactions in securities issued by the Company, (b) revocation by the
undersigned in a signed writing delivered to the Company and the foregoing
attorneys-in fact or (c) as to any attorney-in-fact individually, until such
attorney-in-fact is no longer employed by the Company or employed by or a
partner at Cooley LLP or another law firm representing the Company, as
applicable. IN WITNESS WHEREOF, the undersigned has caused this Power of
Attorney to be executed as of the date written below. /s/ Thomas P Doyle
3/17/23